/* =========================================================
   RoLab Academy — Mobile-First Design System
   "Future Robotics Lab"
   ========================================================= */

/* ---------------------------------------------------------
   1. DESIGN TOKENS
   --------------------------------------------------------- */
:root {
    /* Brand & Layout Tokens (Prompt Standard) */
    --container-max: 1240px;
    --page-padding: clamp(16px, 4vw, 48px);
    --section-space: clamp(56px, 8vw, 120px);
    --card-radius: clamp(16px, 2vw, 24px);

    --color-dark: #07111F;
    --color-primary: #159BFF;
    --color-secondary: #8B35FF;
    --color-text: #101828;
    --color-muted: #667085;
    --color-background: #F7F9FC;

    /* Theme & Functional Aliases */
    --bg: var(--color-background);
    --bg-dark: var(--color-dark);
    --bg-dark-2: #0B1A2E;
    --blue: var(--color-primary);
    --violet: var(--color-secondary);
    --cyan: #22D3EE;
    --text: var(--color-text);
    --text-2: var(--color-muted);
    --text-inv: #EAF2FF;
    --text-inv-2: #9FB0C8;
    --line: #E4E9F2;
    --white: #FFFFFF;
    --success: #12B76A;

    /* Brand Gradients */
    --grad: linear-gradient(120deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --grad-soft: linear-gradient(120deg, rgba(21, 155, 255, .12), rgba(139, 53, 255, .12));
    --grad-text: linear-gradient(100deg, #4FC3FF 0%, #22D3EE 35%, #A66BFF 100%);

    /* Typography */
    --font-head: 'Space Grotesk', 'Sora', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Radius & Elevation */
    --r-sm: 12px;
    --r-md: 16px;
    --r-lg: var(--card-radius);
    --r-xl: clamp(20px, 2.5vw, 28px);
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
    --shadow-md: 0 12px 32px -12px rgba(16, 24, 40, .18);
    --shadow-lg: 0 24px 60px -20px rgba(16, 24, 40, .28);
    --glow-blue: 0 0 0 1px rgba(21, 155, 255, .35), 0 18px 50px -12px rgba(21, 155, 255, .45);
    --glow-violet: 0 0 0 1px rgba(139, 53, 255, .35), 0 18px 50px -12px rgba(139, 53, 255, .45);

    --nav-h: 68px;
    --ease: cubic-bezier(.2, .8, .2, 1);
}

/* ---------------------------------------------------------
   2. RESET & BASE (MOBILE-FIRST)
   --------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    max-width: 100%;
    overflow-x: clip;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-background);
    -webkit-font-smoothing: antialiased;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: 0;
    background: none;
}

h1, h2, h3, h4 {
    font-family: var(--font-head);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin: 0;
}

p {
    margin: 0;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 6px;
}

section[id] {
    scroll-margin-top: 88px;
}

.container {
    width: min(100% - (var(--page-padding) * 2), var(--container-max));
    margin-inline: auto;
}

.section {
    padding-block: var(--section-space);
}

/* Fluid Typography */
.hero-title,
.hero h1 {
    font-size: clamp(2.15rem, 6vw, 4.75rem);
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 3rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto clamp(32px, 5vw, 56px);
}
.section-head.left {
    text-align: left;
    margin-inline: 0;
}

.section-sub {
    margin-top: 14px;
    font-size: clamp(0.95rem, 1.3vw, 1.18rem);
    color: var(--color-muted);
    line-height: 1.5;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 12px;
}
.eyebrow::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
}

.cta.dark .eyebrow {
    color: var(--cyan);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.grad-text {
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ---------------------------------------------------------
   3. BUTTONS (TOUCH-FRIENDLY ≥ 44-48PX)
   --------------------------------------------------------- */
.btn {
    --pad-y: 14px;
    --pad-x: 24px;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: var(--pad-y) var(--pad-x);
    border-radius: 999px;
    font-weight: 600;
    font-size: 16px;
    line-height: 1.2;
    white-space: normal;
    text-align: center;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease), border-color .35s;
    isolation: isolate;
    user-select: none;
}
.btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    transition: transform .35s var(--ease);
}
.btn-primary {
    color: #fff;
    background: var(--grad);
    box-shadow: 0 10px 24px -10px rgba(139, 53, 255, .7);
}
.btn-ghost {
    color: var(--text-inv);
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .16);
    backdrop-filter: blur(10px);
}
.btn-outline {
    color: var(--color-text);
    background: transparent;
    border: 1.5px solid var(--line);
}
.btn-sm {
    min-height: 44px;
    --pad-y: 10px;
    --pad-x: 18px;
    font-size: 14.5px;
}
.btn-block {
    width: 100%;
}

/* ---------------------------------------------------------
   4. NAVBAR & MOBILE DRAWER (MOBILE-FIRST)
   --------------------------------------------------------- */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--nav-h);
    background: rgba(7, 17, 31, .88);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: height .35s var(--ease), background .35s, border-color .35s, box-shadow .35s;
}
.nav .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    min-height: 44px;
}
.nav-logo .logo-chip {
    background: transparent;
    padding: 0;
    box-shadow: none;
    display: flex;
    align-items: center;
    transition: transform .25s var(--ease);
}
.nav-logo:hover .logo-chip {
    transform: scale(1.03);
}
.nav-logo img {
    height: 38px;
    width: auto;
    object-fit: contain;
    display: block;
}

/* Mobile defaults */
.nav-links,
.nav-phone,
#nav-cta {
    display: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.burger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    position: relative;
    touch-action: manipulation;
}
.burger span {
    position: absolute;
    left: 12px;
    right: 12px;
    height: 2px;
    border-radius: 2px;
    background: #fff;
    transition: transform .35s var(--ease), opacity .25s, top .35s var(--ease);
}
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 23px; }
.burger span:nth-child(3) { top: 30px; }

.nav.scrolled .burger span { background: #fff; }
.nav.open .burger span { background: #fff !important; }
.nav.open { background: transparent !important; border-color: transparent !important; box-shadow: none !important; }
.nav.open .burger span:nth-child(1) { top: 23px; transform: rotate(45deg); }
.nav.open .burger span:nth-child(2) { opacity: 0; }
.nav.open .burger span:nth-child(3) { top: 23px; transform: rotate(-45deg); }

/* Mobile Menu Drawer */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(7, 17, 31, .97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: calc(var(--nav-h) + 16px) clamp(20px, 5vw, 36px) calc(28px + env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .35s var(--ease), transform .35s var(--ease), visibility .35s;
}
.mobile-menu.open {
    opacity: 1;
    visibility: visible;
    transform: none;
}
.mobile-menu a.m-link {
    font-family: var(--font-head);
    font-size: clamp(22px, 5.5vw, 30px);
    font-weight: 700;
    color: #fff;
    padding: 12px 0;
    min-height: 48px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    letter-spacing: -.02em;
}
.mobile-menu .m-link-btn {
    margin-top: 20px;
    width: 100%;
    min-height: 52px;
}
.mobile-menu .m-contacts {
    margin-top: auto;
    padding-top: 24px;
    color: var(--text-inv-2);
    font-size: 15px;
    display: grid;
    gap: 8px;
}
.mobile-menu .m-contacts a {
    color: #fff;
    font-weight: 600;
    font-size: 17px;
}

/* ---------------------------------------------------------
   5. HERO SECTION (MOBILE-FIRST)
   --------------------------------------------------------- */
.hero {
    position: relative;
    overflow: hidden;
    background: radial-gradient(900px 500px at 50% 10%, #102544 0%, var(--bg-dark) 70%);
    color: var(--text-inv);
    /* nav is sticky (in flow) below 1024px, so no nav-height offset here */
    padding: clamp(28px, 6vw, 56px) 0 clamp(44px, 7vw, 80px);
    min-height: auto;
    display: flex;
    align-items: center;
}
.hero-grid-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(34, 211, 238, .06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 211, 238, .06) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    opacity: .35;
}
.orb-1 { width: 360px; height: 360px; background: var(--blue); top: -140px; right: -80px; }
.orb-2 { width: 320px; height: 320px; background: var(--violet); bottom: -120px; left: -80px; }
.orb-3 { display: none; }
.circuit {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: .35;
}
.circuit path {
    fill: none;
    stroke: url(#circuitGrad);
    stroke-width: 1.2;
    stroke-dasharray: 6 10;
}
.circuit circle {
    fill: var(--cyan);
}
#particles {
    display: none; /* Disabled on mobile for performance */
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 32px;
}
.hero-copy {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 640px;
}
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px 6px 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .12);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--text-inv);
    max-width: 100%;
}
.badge b {
    font-weight: 700;
    font-size: 11.5px;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 4px 9px;
    border-radius: 999px;
    background: var(--grad);
    color: #fff;
    white-space: nowrap;
}

.hero h1 {
    margin-top: 20px;
    color: #fff;
}
.hero-lead {
    margin-top: 18px;
    font-size: clamp(16px, 1.4vw, 19px);
    color: var(--text-inv-2);
    max-width: 540px;
    line-height: 1.55;
}

.hero-ctas {
    margin-top: 26px;
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 12px;
}
.hero-ctas .btn {
    width: 100%;
    min-height: 52px;
    font-size: 16.5px;
}

.hero-metrics {
    margin-top: 32px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    width: 100%;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, .08);
}
.metric strong {
    display: block;
    font-family: var(--font-head);
    font-size: clamp(26px, 3.5vw, 34px);
    font-weight: 700;
    color: #fff;
    letter-spacing: -.03em;
    line-height: 1;
}
.metric span {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--text-inv-2);
    line-height: 1.35;
}

/* Compact Hero Visual on Mobile (240-300px) */
.hero-visual {
    position: relative;
    width: 100%;
    max-width: 290px;
    height: clamp(240px, 62vw, 300px);
    aspect-ratio: 1 / 1;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-visual .ring {
    position: absolute;
    inset: 4%;
    border-radius: 50%;
    border: 1px solid rgba(34, 211, 238, .18);
    box-shadow: inset 0 0 60px rgba(21, 155, 255, .15);
}
.hero-visual .ring.r2 {
    inset: 14%;
    border-style: dashed;
    border-color: rgba(139, 53, 255, .3);
    animation: spin 40s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero-fallback {
    position: absolute;
    inset: 8%;
    width: 84%;
    height: 84%;
    object-fit: cover;
    border-radius: 50%;
    mask-image: radial-gradient(circle, #000 55%, transparent 72%);
    -webkit-mask-image: radial-gradient(circle, #000 55%, transparent 72%);
    animation: bob 6s ease-in-out infinite;
    transition: opacity .8s var(--ease);
}
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

#hero-3d {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s var(--ease);
}
#hero-3d canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
    cursor: grab;
}
.hero-visual.is-3d #hero-3d { opacity: 1; }
.hero-visual.is-3d .hero-fallback { opacity: 0; }

.float-chip {
    display: none; /* Hidden on mobile to avoid overcrowding */
    position: absolute;
    z-index: 3;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 14px;
    background: rgba(11, 26, 46, .85);
    border: 1px solid rgba(255, 255, 255, .12);
    backdrop-filter: blur(14px);
    font-size: 13.5px;
    color: var(--text-inv);
    box-shadow: 0 16px 36px -16px rgba(0, 0, 0, .6);
}
.float-chip .ic {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    background: var(--grad-soft);
    border: 1px solid rgba(34, 211, 238, .25);
    color: var(--cyan);
}
.float-chip .ic svg { width: 16px; height: 16px; }
.float-chip b { display: block; font-weight: 600; color: #fff; }
.float-chip small { color: var(--text-inv-2); font-size: 12px; }
.chip-a { top: 10%; left: -4%; }
.chip-b { bottom: 12%; right: -4%; }

.hero-hint { display: none; }
.scroll-cue { display: none; }

/* Marquee Tech Strip */
.tech-strip {
    background: var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, .06);
    overflow: hidden;
    padding: 18px 0;
}
.marquee {
    display: flex;
    gap: 40px;
    width: max-content;
    animation: marquee 28s linear infinite;
}
.marquee span {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-weight: 600;
    font-size: 16px;
    color: rgba(234, 242, 255, .6);
    white-space: nowrap;
}
.marquee span::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 2px;
    background: var(--grad);
    transform: rotate(45deg);
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------------------------------------------------------
   6. BENEFITS SECTION (MOBILE-FIRST)
   --------------------------------------------------------- */
.benefits {
    background: radial-gradient(900px 400px at 50% 0%, rgba(21, 155, 255, .08), transparent 70%), var(--color-background);
}
.benefits-grid,
.benefit-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}
.glass-card {
    position: relative;
    padding: clamp(22px, 4vw, 30px);
    border-radius: var(--card-radius);
    background: linear-gradient(160deg, rgba(255, 255, 255, .94), rgba(255, 255, 255, .7));
    border: 1px solid rgba(255, 255, 255, .9);
    box-shadow: var(--shadow-sm), inset 0 1px 0 #fff;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    overflow: hidden;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: var(--grad);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .35s var(--ease);
}
.b-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--grad);
    box-shadow: 0 10px 20px -8px rgba(139, 53, 255, .6);
    margin-bottom: 20px;
    flex-shrink: 0;
}
.b-icon svg { width: 26px; height: 26px; }
.glass-card h3 { font-size: 20.5px; margin-bottom: 8px; }
.glass-card p { color: var(--color-muted); font-size: 15.5px; line-height: 1.5; }
.b-result {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px dashed var(--line);
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--color-text);
}
.b-result svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--success);
    margin-top: 2px;
}

/* About Split & Steps */
.about-split {
    margin-top: clamp(48px, 6vw, 84px);
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}
.about-photo {
    position: relative;
    border-radius: var(--card-radius);
    overflow: hidden;
    aspect-ratio: 16 / 10;
    box-shadow: var(--shadow-md);
}
.about-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-photo .tag {
    position: absolute;
    left: 14px;
    bottom: 14px;
    padding: 10px 14px;
    border-radius: 12px;
    background: rgba(7, 17, 31, .8);
    backdrop-filter: blur(12px);
    color: #fff;
    font-size: 13.5px;
    border: 1px solid rgba(255, 255, 255, .12);
}
.about-photo .tag b { color: var(--cyan); }
.steps {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}
.step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.step-n {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 16px;
    color: var(--color-primary);
    background: rgba(21, 155, 255, .08);
    border: 1px solid rgba(21, 155, 255, .2);
}
.step h4 { font-size: 18px; margin-bottom: 4px; }
.step p { color: var(--color-muted); font-size: 15px; }

/* ---------------------------------------------------------
   7. COURSES SECTION (MOBILE-FIRST)
   --------------------------------------------------------- */
.courses {
    background: #fff;
}
.filters-wrap {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 32px;
}
.filters {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 6px;
    padding: 6px;
    border-radius: 999px;
    background: var(--color-background);
    border: 1px solid var(--line);
    max-width: 100%;
}
.filters::-webkit-scrollbar { display: none; }
.filter-btn {
    flex-shrink: 0;
    min-height: 44px;
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--color-muted);
    transition: color .3s, background .3s, box-shadow .3s;
}
.filter-btn:hover { color: var(--color-text); }
.filter-btn.active {
    color: #fff;
    background: var(--grad);
    box-shadow: 0 6px 16px -6px rgba(139, 53, 255, .6);
}
.filter-btn .count { margin-left: 6px; font-size: 12px; opacity: .75; }

.courses-grid,
.course-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.course-card {
    position: relative;
    display: flex;
    flex-direction: column;
    border-radius: var(--card-radius);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.course-card.is-hidden { display: none; }
.course-card.fade-in { animation: cardIn .4s var(--ease) both; }
@keyframes cardIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.cc-media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-dark);
}
.cc-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.cc-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(7, 17, 31, .6));
}
.cc-tags {
    position: absolute;
    z-index: 1;
    top: 12px;
    left: 12px;
    right: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.tag-pill {
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 600;
    line-height: 1;
    background: rgba(255, 255, 255, .94);
    color: var(--color-text);
}
.tag-pill.dark {
    background: rgba(7, 17, 31, .75);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .15);
}
.cc-dir {
    position: absolute;
    z-index: 1;
    left: 14px;
    bottom: 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--cyan);
}

.cc-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.cc-body h3 { font-size: 21px; }
.cc-desc {
    margin-top: 8px;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.5;
}
.cc-build {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--grad-soft);
    border: 1px solid rgba(21, 155, 255, .14);
    font-size: 14.5px;
}
.cc-build small {
    display: block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--violet);
    margin-bottom: 3px;
}
.cc-meta {
    margin-top: 14px;
    display: grid;
    gap: 8px;
    font-size: 14px;
    color: var(--color-muted);
}
.cc-meta div {
    display: flex;
    gap: 8px;
    align-items: flex-start;
}
.cc-meta svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--blue);
    margin-top: 3px;
}
.cc-foot {
    margin-top: auto;
    padding-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.cc-price strong {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -.02em;
}
.cc-price span {
    display: block;
    font-size: 13px;
    color: var(--color-muted);
    margin-top: 2px;
}
.cc-foot .btn {
    width: 100%;
    min-height: 48px;
}

/* Featured FLL Course Card */
.course-card.featured {
    background: var(--bg-dark);
    color: var(--text-inv);
    border: 1px solid rgba(139, 53, 255, .4);
    box-shadow: 0 20px 40px -20px rgba(139, 53, 255, .6);
}
.course-card.featured .cc-media::after {
    background: linear-gradient(180deg, transparent 40%, var(--bg-dark));
}
.course-card.featured h3 { font-size: 24px; color: #fff; }
.course-card.featured .cc-desc,
.course-card.featured .cc-meta { color: var(--text-inv-2); }
.course-card.featured .cc-build {
    background: rgba(255, 255, 255, .05);
    border-color: rgba(255, 255, 255, .1);
    color: var(--text-inv);
}
.course-card.featured .cc-build small { color: var(--cyan); }
.course-card.featured .cc-meta svg { color: var(--cyan); }
.featured-ribbon {
    display: inline-flex;
    align-self: flex-start;
    align-items: center;
    gap: 6px;
    padding: 6px 11px;
    border-radius: 999px;
    margin-bottom: 12px;
    background: var(--grad);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.tracks {
    margin-top: 14px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}
.track {
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .1);
}
.track b { display: block; color: #fff; font-family: var(--font-head); font-size: 16px; }
.track span { display: block; font-size: 13px; color: var(--text-inv-2); margin-top: 2px; }
.track strong { display: block; margin-top: 6px; font-family: var(--font-head); font-size: 20px; color: #fff; }
.track strong small { font-size: 12px; color: var(--text-inv-2); font-weight: 500; }

.courses-note {
    margin-top: 36px;
    text-align: center;
    color: var(--color-muted);
    font-size: 15.5px;
}
.courses-note a {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 1px solid currentColor;
}

/* ---------------------------------------------------------
   8. PROJECTS CAROUSEL (MOBILE-FIRST)
   --------------------------------------------------------- */
.projects {
    background: var(--bg-dark);
    color: var(--text-inv);
    overflow: hidden;
}
.projects .container { position: relative; }
.projects-head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 28px;
}
.carousel-ctrl {
    display: none; /* Hidden on mobile */
    gap: 10px;
    flex-shrink: 0;
}
.ctrl-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .16);
    background: rgba(255, 255, 255, .05);
    transition: background .3s, border-color .3s;
}
.ctrl-btn:hover { background: rgba(34, 211, 238, .15); border-color: var(--cyan); }
.ctrl-btn svg { width: 18px; height: 18px; }

.project-track {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 4px clamp(16px, 4vw, 24px) 24px;
    margin: 0 calc(-1 * var(--page-padding));
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    cursor: grab;
}
.project-track::-webkit-scrollbar { display: none; }
.project-card {
    position: relative;
    flex: 0 0 clamp(260px, 82vw, 320px);
    aspect-ratio: 4 / 5;
    border-radius: var(--card-radius);
    overflow: hidden;
    scroll-snap-align: start;
    border: 1px solid rgba(255, 255, 255, .1);
    user-select: none;
}
.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}
.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(7, 17, 31, 0) 30%, rgba(7, 17, 31, .94) 100%);
}
.pc-top {
    position: absolute;
    z-index: 2;
    top: 14px;
    left: 14px;
    right: 14px;
    display: flex;
    justify-content: space-between;
    gap: 8px;
}
.pc-info {
    position: absolute;
    z-index: 2;
    left: 18px;
    right: 18px;
    bottom: 18px;
}
.pc-info h3 { font-size: 21px; color: #fff; }
.pc-meta { margin-top: 4px; font-size: 14px; color: var(--text-inv-2); }
.pc-details {
    display: grid;
    grid-template-rows: 1fr; /* Always visible on mobile */
    opacity: 1;
}
.pc-details > div { overflow: hidden; }
.pc-details p { font-size: 14px; color: var(--text-inv); margin-top: 10px; line-height: 1.45; }
.pc-details .btn { margin-top: 14px; width: 100%; min-height: 44px; }

.progress-rail {
    margin-top: 6px;
    height: 3px;
    border-radius: 3px;
    background: rgba(255, 255, 255, .1);
    overflow: hidden;
}
.progress-rail i {
    display: block;
    height: 100%;
    width: 25%;
    background: var(--grad);
    border-radius: inherit;
    transition: width .2s linear, transform .2s linear;
}

/* ---------------------------------------------------------
   9. REVIEWS SECTION (MOBILE-FIRST: HORIZONTAL SWIPE GALLERY)
   --------------------------------------------------------- */
.reviews {
    background: var(--color-background);
}
.reviews-list,
.reviews-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(280px, 86vw);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 4px clamp(16px, 4vw, 24px) 16px;
    margin: 0 calc(-1 * var(--page-padding));
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.reviews-list::-webkit-scrollbar,
.reviews-grid::-webkit-scrollbar { display: none; }

.review-card {
    scroll-snap-align: start;
    border-radius: var(--card-radius);
    padding: clamp(24px, 4vw, 32px);
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    min-height: 100%;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.review-card.review-featured {
    background: var(--bg-dark);
    color: var(--text-inv);
    border-color: rgba(139, 53, 255, .3);
    position: relative;
    overflow: hidden;
}
.review-card.review-featured::before {
    content: '';
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    top: -120px;
    right: -100px;
    background: radial-gradient(circle, rgba(139, 53, 255, .35), transparent 70%);
}
.review-card.review-featured > * { position: relative; z-index: 1; }

.quote-mark { width: 36px; height: 36px; color: var(--cyan); opacity: .85; flex-shrink: 0; }
.review-card blockquote {
    margin: 14px 0 0;
    font-family: var(--font-head);
    font-size: clamp(16.5px, 1.8vw, 20px);
    line-height: 1.45;
    font-weight: 600;
    letter-spacing: -.02em;
    color: var(--color-text);
}
.review-card.review-featured blockquote {
    color: #ffffff;
    font-size: clamp(17.5px, 2vw, 22px);
}
.stars { display: flex; gap: 4px; color: #FDB022; margin-top: 14px; }
.stars svg { width: 17px; height: 17px; }

.reviewer {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}
.review-card.review-featured .reviewer {
    border-top-color: rgba(255, 255, 255, 0.12);
}
.avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 16px;
    line-height: 1 !important;
    color: #ffffff !important;
    text-align: center;
    background: var(--grad);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15), inset 0 0 0 1px rgba(255, 255, 255, 0.25);
    user-select: none;
}
.avatar.a2 { background: linear-gradient(135deg, #06B6D4, #159BFF); }
.avatar.a3 { background: linear-gradient(135deg, #EC4899, #8B35FF); }
.review-card.review-featured .avatar { box-shadow: 0 0 0 2px rgba(255, 255, 255, .25); }

.reviewer-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.reviewer-info b,
.reviewer b {
    display: block;
    font-weight: 600;
    font-size: 15.5px;
    color: var(--color-text);
    line-height: 1.25;
}
.review-card.review-featured .reviewer-info b,
.review-card.review-featured .reviewer b {
    color: #ffffff;
}
.reviewer-info span,
.reviewer .reviewer-info span {
    display: block;
    font-size: 13px;
    color: var(--color-muted);
    line-height: 1.3;
}
.review-card.review-featured .reviewer-info span {
    color: var(--text-inv-2);
}
.review-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.review-meta .chip {
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 600;
    background: rgba(255, 255, 255, .08);
    color: var(--cyan);
    border: 1px solid rgba(255, 255, 255, .12);
}

.rating-bar {
    margin-top: 24px;
    padding: 20px 22px;
    border-radius: var(--card-radius);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    gap: 14px;
    background: #fff;
    border: 1px solid var(--line);
}
.rating-bar p { font-size: 15.5px; color: var(--color-muted); }
.rating-bar p b { color: var(--color-text); }
.rating-bar .btn { width: 100%; min-height: 48px; }

/* ---------------------------------------------------------
   10. BRANCHES & MAP (MOBILE-FIRST)
   --------------------------------------------------------- */
.branches {
    background: #fff;
}
.branch-wrap {
    display: grid;
    grid-template-columns: 1fr;
    border-radius: var(--card-radius);
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    background: #fff;
}
.branch-panel {
    padding: clamp(22px, 4vw, 32px);
    display: flex;
    flex-direction: column;
    gap: 20px;
    order: 1;
}
.branch-tabs {
    display: flex;
    gap: 6px;
    padding: 5px;
    border-radius: 12px;
    background: var(--color-background);
    border: 1px solid var(--line);
}
.branch-tab {
    flex: 1;
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--color-muted);
}
.branch-tab.active {
    background: #fff;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}
.branch-info { display: grid; gap: 16px; }
.branch-info h3 { font-size: 22px; }
.bi-row { display: flex; gap: 12px; align-items: flex-start; }
.bi-ic {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: var(--grad-soft);
    color: var(--blue);
}
.bi-ic svg { width: 18px; height: 18px; }
.bi-row small { display: block; font-size: 12.5px; color: var(--color-muted); font-weight: 500; }
.bi-row b, .bi-row a.val { display: block; font-weight: 600; font-size: 15.5px; color: var(--color-text); }
.bi-row a.val:hover { color: var(--blue); }
.sched-list { display: grid; gap: 2px; margin-top: 2px; font-size: 14.5px; }
.sched-list div { display: flex; justify-content: space-between; gap: 10px; }
.sched-list span { color: var(--color-muted); }

.branch-actions {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}
.branch-actions .btn {
    width: 100%;
    min-height: 48px;
}
.btn-wa {
    background: #25D366;
    color: #fff;
    box-shadow: 0 8px 20px -8px rgba(37, 211, 102, .7);
}

/* Compact map on mobile (260-320px) */
.branch-map {
    order: 2;
    position: relative;
    width: 100%;
    height: clamp(260px, 65vw, 320px);
    min-height: 260px;
    max-height: 320px;
    background: #EEF3F9;
}
.branch-map iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    filter: saturate(.85) contrast(1.02);
}
.map-badge {
    position: absolute;
    left: 14px;
    top: 14px;
    z-index: 2;
    padding: 8px 12px;
    border-radius: 10px;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(10px);
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 8px;
}
.map-badge i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(18, 183, 106, .2);
}

/* ---------------------------------------------------------
   11. CTA / TRIAL FORM (MOBILE-FIRST)
   --------------------------------------------------------- */
.cta {
    background: var(--bg-dark);
    color: var(--text-inv);
    overflow: hidden;
}
.cta .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 36px;
}
.cta h2 {
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 800;
    letter-spacing: -.03em;
    color: #fff;
}
.cta-lead {
    margin-top: 16px;
    font-size: 16.5px;
    color: var(--text-inv-2);
    line-height: 1.55;
}
.lesson-plan {
    margin-top: 26px;
    display: grid;
    gap: 12px;
}
.lp-item {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 12px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .08);
}
.lp-item .t {
    font-family: var(--font-head);
    font-weight: 700;
    color: var(--cyan);
    font-size: 14.5px;
    width: 56px;
    flex-shrink: 0;
}
.lp-item p { font-size: 15px; color: var(--text-inv); }
.trust {
    margin-top: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.trust div {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-inv-2);
}
.trust svg { width: 18px; height: 18px; color: var(--cyan); flex-shrink: 0; }

.form-card {
    position: relative;
    padding: clamp(22px, 5vw, 36px);
    border-radius: var(--card-radius);
    background: #fff;
    color: var(--color-text);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .5);
}
.form-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
.form-head h3 { font-size: 22px; }
.form-head .free {
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--success);
    background: rgba(18, 183, 106, .1);
}

.form-progress { margin: 18px 0 22px; }
.fp-bar {
    height: 6px;
    border-radius: 6px;
    background: var(--color-background);
    overflow: hidden;
    border: 1px solid var(--line);
}
.fp-bar i {
    display: block;
    height: 100%;
    width: 0;
    background: var(--grad);
    border-radius: inherit;
    transition: width .4s var(--ease);
}
.fp-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 12px;
    color: var(--color-muted);
    font-weight: 500;
}
.fp-steps span { display: flex; align-items: center; gap: 5px; }
.fp-steps span::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--line);
}
.fp-steps span.done { color: var(--color-text); }
.fp-steps span.done::before { background: var(--success); }

.field { margin-bottom: 16px; }
.field label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-text);
}
.field input,
.field select {
    width: 100%;
    min-height: 50px;
    height: 50px;
    padding: 0 16px;
    border-radius: 12px;
    border: 1.5px solid var(--line);
    background: var(--color-background);
    font-size: 16px; /* 16px prevents iOS zoom on focus */
    color: var(--color-text);
    transition: border-color .25s, box-shadow .25s, background .25s;
    -webkit-appearance: none;
    appearance: none;
}
.field select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 18px;
    padding-right: 42px;
}
.field input::placeholder { color: #98A2B3; }
.field input:focus,
.field select:focus {
    outline: none;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(21, 155, 255, .15);
}
.field.valid input,
.field.valid select {
    border-color: rgba(18, 183, 106, .55);
    background: #fff;
}
.field.invalid input,
.field.invalid select {
    border-color: #F04438;
    box-shadow: 0 0 0 3px rgba(240, 68, 56, .1);
}
.field .err {
    display: none;
    margin-top: 5px;
    font-size: 13px;
    color: #D92D20;
}
.field.invalid .err { display: block; }

.consent {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin: 8px 0 20px;
    font-size: 13.5px;
    color: var(--color-muted);
    cursor: pointer;
    line-height: 1.45;
}
.consent input { position: absolute; opacity: 0; pointer-events: none; }
.consent .box {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border-radius: 6px;
    margin-top: 1px;
    border: 1.5px solid #D0D5DD;
    background: #fff;
    display: grid;
    place-items: center;
    transition: background .25s, border-color .25s;
}
.consent .box svg {
    width: 14px;
    height: 14px;
    color: #fff;
    opacity: 0;
    transform: scale(.6);
    transition: opacity .2s, transform .2s;
}
.consent input:checked + .box {
    background: var(--grad);
    border-color: transparent;
}
.consent input:checked + .box svg {
    opacity: 1;
    transform: none;
}
.consent.invalid .box { border-color: #F04438; }

.form-card .btn-primary {
    width: 100%;
    min-height: 52px;
    font-size: 16.5px;
}
.form-foot {
    margin-top: 14px;
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-muted);
    align-items: center;
}
.form-foot svg { width: 15px; height: 15px; color: var(--success); flex-shrink: 0; }

.form-success {
    display: none;
    text-align: center;
    padding: 24px 6px 10px;
}
.form-card.sent form { display: none; }
.form-card.sent .form-success { display: block; animation: cardIn .5s var(--ease) both; }
.success-ic {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, #12B76A, #22D3EE);
    box-shadow: 0 0 0 8px rgba(18, 183, 106, .12), 0 16px 32px -10px rgba(18, 183, 106, .6);
}
.success-ic svg { width: 36px; height: 36px; }
.form-success h3 { font-size: 24px; }
.form-success p { margin-top: 10px; color: var(--color-muted); font-size: 15.5px; }
.form-success .next {
    margin: 20px 0;
    text-align: left;
    display: grid;
    gap: 10px;
    padding: 16px;
    border-radius: 14px;
    background: var(--color-background);
    font-size: 14.5px;
}
.form-success .next div { display: flex; gap: 8px; }
.form-success .next b { color: var(--blue); font-family: var(--font-head); }

/* ---------------------------------------------------------
   12. FOOTER (MOBILE-FIRST)
   --------------------------------------------------------- */
.footer {
    background: #050C17;
    color: var(--text-inv-2);
    padding: clamp(52px, 7vw, 76px) 0 32px;
    font-size: 15px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}
.footer .logo-chip {
    display: inline-flex;
    align-items: center;
    background: transparent;
    padding: 0;
    box-shadow: none;
}
.footer .logo-chip img {
    height: 44px;
    width: auto;
    object-fit: contain;
    display: block;
}
.footer p.about { margin-top: 16px; max-width: 320px; line-height: 1.5; }
.footer h4 {
    font-size: 15px;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: 0;
}
.footer ul { display: grid; gap: 10px; }
.footer a:hover { color: var(--cyan); }
.socials { display: flex; gap: 10px; margin-top: 20px; }
.socials a {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, .12);
    transition: border-color .3s, background .3s;
}
.socials a:hover {
    border-color: var(--cyan);
    background: rgba(34, 211, 238, .1);
}
.socials svg { width: 19px; height: 19px; }
.footer-bottom {
    margin-top: 48px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, .06);
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 13.5px;
}

/* ---------------------------------------------------------
   13. STICKY CTA FOR PHONE (<= 767PX ONLY)
   --------------------------------------------------------- */
.mobile-cta,
.sticky-cta {
    display: none;
}

@media (max-width: 767px) {
    body {
        padding-bottom: 84px;
    }

    .mobile-cta,
    .sticky-cta {
        display: block;
        position: fixed;
        z-index: 100;
        inset-inline: 0;
        bottom: 0;
        padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
        background: rgb(7 17 31 / 0.88);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-top: 1px solid rgb(255 255 255 / 0.12);
        box-shadow: 0 -8px 24px rgba(0, 0, 0, .4);
        transform: translateY(120%);
        transition: transform .35s var(--ease);
    }

    .mobile-cta.show,
    .sticky-cta.show {
        transform: translateY(0);
    }

    .mobile-cta__button {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        min-height: 50px;
        padding-inline: 16px;
        border-radius: 14px;
        color: #ffffff;
        font-weight: 700;
        font-size: 16px;
        text-decoration: none;
        background: linear-gradient(90deg, #159BFF, #8B35FF);
        box-shadow: 0 8px 24px rgb(97 57 255 / 0.35);
        touch-action: manipulation;
    }
}

/* ---------------------------------------------------------
   14. LIGHTBOX MODAL
   --------------------------------------------------------- */
.lightbox {
    width: min(920px, calc(100% - 24px));
    max-height: calc(100vh - 32px);
    padding: 0;
    border: 0;
    border-radius: var(--card-radius);
    overflow: hidden;
    background: var(--bg-dark);
    color: var(--text-inv);
    box-shadow: 0 40px 100px -20px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .1);
}
.lightbox[open] {
    display: flex;
    flex-direction: column;
    animation: cardIn .4s var(--ease) both;
}
.lightbox::backdrop {
    background: rgba(3, 8, 16, .75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.lightbox img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}
.lb-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.lb-body h3 { font-size: 24px; color: #fff; }
.lb-body p { color: var(--text-inv-2); font-size: 15.5px; }
.lb-body .btn { margin-top: 8px; width: 100%; }
.lb-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.lb-close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    background: rgba(7, 17, 31, .75);
    border: 1px solid rgba(255, 255, 255, .2);
    backdrop-filter: blur(8px);
}
.lb-close svg { width: 20px; height: 20px; }

/* ---------------------------------------------------------
   15. REVEAL ANIMATIONS
   --------------------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
    transition-delay: var(--d, 0s);
}
.reveal.in {
    opacity: 1;
    transform: none;
}
.split-line { display: block; overflow: hidden; }
.split-line > span {
    display: inline-block;
    transform: translateY(105%);
    transition: transform 1s var(--ease);
    transition-delay: var(--d, 0s);
}
.loaded .split-line > span { transform: none; }

/* ---------------------------------------------------------
   15b. RESPONSIVE REFINEMENTS (mobile composition fixes)
   --------------------------------------------------------- */

/* Swipe galleries: keep the first card off the screen edge when snapping */
.project-track,
.reviews-list,
.reviews-grid {
    scroll-padding-inline: clamp(16px, 4vw, 24px);
}
.swipe-hint {
    margin-top: 4px;
    text-align: center;
    text-wrap: balance;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-muted);
}
.swipe-hint svg { display: inline-block; width: 16px; height: 16px; margin-left: 4px; vertical-align: -3px; }

/* Course filters: fade the clipped edge so it reads as scrollable */
.filters {
    -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 36px), transparent);
    mask-image: linear-gradient(90deg, #000 calc(100% - 36px), transparent);
}
.filters.at-end,
.filters.no-scroll {
    -webkit-mask-image: none;
    mask-image: none;
}

/* Secondary price/schedule details: never below 14px */
.cc-price span,
.track span { font-size: 14px; }
.track strong small { font-size: 13px; }

/* Branch schedule: let long values drop under the day instead of squeezing */
.sched-list div { flex-wrap: wrap; column-gap: 12px; }
.sched-list b { white-space: nowrap; }
.bi-row a.val {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    margin-block: -10px;
}

/* Project cards show their details permanently on touch → darker overlay for legibility */
@media (max-width: 767px), (hover: none) {
    .project-card::after {
        background: linear-gradient(180deg, rgba(7, 17, 31, 0) 8%, rgba(7, 17, 31, .78) 42%, rgba(7, 17, 31, .97) 68%);
    }
}

/* Hide sticky CTA while the drawer is open */
body.menu-open .mobile-cta,
body.menu-open .sticky-cta { transform: translateY(120%) !important; }

/* Lightbox must scroll on short phones */
.lightbox { overflow-y: auto; }

/* Footer link tap targets */
.footer ul { gap: 2px; }
.footer ul a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
}

/* ---------- Phones only (< 560px) ---------- */
@media (max-width: 559px) {
    /* Tighter vertical rhythm on phones */
    :root { --section-space: 48px; }
    .section-head { margin-bottom: 28px; }
    .about-split { margin-top: 44px; gap: 24px; }
    .about-photo { aspect-ratio: 2 / 1; }
    .steps { gap: 14px; margin-top: 18px; }
    .step-n { width: 38px; height: 38px; font-size: 15px; }
    .branch-map { height: 220px; min-height: 220px; }
    .lesson-plan { margin-top: 20px; gap: 8px; }
    .lp-item { padding: 10px 14px; }
    .trust { margin-top: 18px; gap: 10px 16px; }

    /* Benefits: swipe gallery instead of four stacked cards */
    .benefits-grid,
    .benefit-grid {
        grid-auto-flow: column;
        grid-template-columns: none;
        grid-auto-columns: minmax(260px, 84%);
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scroll-padding-inline: var(--page-padding);
        margin-inline: calc(-1 * var(--page-padding));
        padding: 4px var(--page-padding) 12px;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }
    .benefit-grid::-webkit-scrollbar { display: none; }
    .benefit-grid .glass-card {
        scroll-snap-align: start;
        align-content: start;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    /* Hero: free-standing badge instead of a two-line pill */
    .badge {
        flex-wrap: wrap;
        justify-content: center;
        row-gap: 8px;
        padding: 0;
        background: none;
        border: 0;
        font-size: 14px;
        color: var(--text-inv-2);
    }
    .badge b { font-size: 12px; padding: 6px 12px; }
    .hero h1 { margin-top: 16px; }
    .hero-metrics {
        margin-top: 28px;
        gap: 14px 12px;
        padding: 18px 16px;
        border: 1px solid rgba(255, 255, 255, .08);
        border-radius: 18px;
        background: rgba(255, 255, 255, .03);
    }
    .hero-visual {
        max-width: 200px;
        height: 190px;
    }
    .hero .container { gap: 20px; }

    /* Benefits: icon beside the title, compact horizontal card */
    .glass-card {
        display: grid;
        grid-template-columns: 44px 1fr;
        column-gap: 14px;
        align-items: center;
        padding: 20px;
    }
    .glass-card .b-icon {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        margin: 0;
    }
    .glass-card .b-icon svg { width: 22px; height: 22px; }
    .glass-card h3 { margin: 0; font-size: 19px; }
    .glass-card p,
    .glass-card .b-result { grid-column: 1 / -1; }
    .glass-card p { margin-top: 12px; }
    .glass-card .b-result { margin-top: 14px; padding-top: 12px; }

    /* Courses: shorter media, tighter body */
    .filters-wrap { margin-bottom: 24px; }
    .cc-body { padding: 18px; }
    .cc-build { margin-top: 12px; padding: 10px 12px; }
    .cc-foot { padding-top: 16px; }

    /* Footer: link lists flow inline instead of one tall column */
    .footer-grid { gap: 26px; }
    .footer-grid > div:nth-child(2) ul,
    .footer-grid > div:nth-child(3) ul {
        display: flex;
        flex-wrap: wrap;
        column-gap: 18px;
        row-gap: 0;
    }
    .footer h4 { margin-bottom: 6px; }
    .footer-bottom { margin-top: 32px; }
}

/* Price and CTA on one row once there is room */
@media (min-width: 360px) and (max-width: 639px) {
    .cc-foot {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
    .cc-foot .btn { width: auto; flex-shrink: 0; }
    .course-card.featured .cc-foot .btn { width: 100%; }
}
@media (min-width: 360px) {
    .branch-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }
    .btn-2gis { grid-column: span 2; }
}

/* Phone: sticky CTA reserves space inside the dark footer, not below it */
@media (max-width: 767px) {
    body { padding-bottom: 0; }
    .footer { padding-bottom: calc(32px + 76px + env(safe-area-inset-bottom)); }
}

/* Tablet: 2 + 1 review composition instead of three narrow columns */
@media (min-width: 768px) and (max-width: 1023px) {
    .reviews .reviews-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .review-card.review-featured { grid-column: 1 / -1; }
    .hero-visual { max-width: 260px; height: 260px; }
    .hero .container { gap: 24px; }
}
@media (min-width: 768px) {
    .swipe-hint { display: none; }
}
@media (min-width: 560px) {
    .swipe-hint.benefits-hint { display: none; }
}

/* Cards inside horizontal swipe galleries are revealed as a group, not one by one
   (off-screen cards never intersect the viewport vertically) */
@media (max-width: 767px) {
    .benefit-grid .reveal,
    .reviews-grid .reveal { opacity: 1; transform: none; }
}

/* Course details toggle (created in main.js) — phones only */
.cc-toggle { display: none; }
@media (max-width: 639px) {
    .cc-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        width: 100%;
        min-height: 44px;
        margin-top: 12px;
        padding: 0 14px;
        border-radius: 12px;
        background: var(--grad-soft);
        border: 1px solid rgba(21, 155, 255, .14);
        color: var(--violet);
        font-size: 14.5px;
        font-weight: 600;
        text-align: left;
    }
    .cc-toggle svg {
        width: 18px;
        height: 18px;
        flex-shrink: 0;
        transition: transform .3s var(--ease);
    }
    .cc-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
    .course-card.featured .cc-toggle {
        background: rgba(255, 255, 255, .05);
        border-color: rgba(255, 255, 255, .1);
        color: var(--cyan);
    }
    .course-card:not(.details-open) .cc-more { display: none; }
    .cc-more { animation: cardIn .3s var(--ease) both; }

    .cc-media { aspect-ratio: 3 / 1; }
    .course-card.featured .cc-media { aspect-ratio: 2 / 1; }

}
@media (min-width: 360px) and (max-width: 639px) {
    /* FLL tracks side by side to save a row */
    .tracks { grid-template-columns: 1fr 1fr; }
    .track { padding: 10px 12px; }
    .track strong { font-size: 18px; }
}

/* Tablet courses: featured + any odd last card become full-width horizontal cards,
   so the 2-column grid never leaves an empty slot or a stretched row */
@media (min-width: 640px) and (max-width: 1099px) {
    .course-grid { grid-auto-flow: row dense; }
    .course-card.featured,
    .course-card.wide {
        grid-column: 1 / -1;
        flex-direction: row;
    }
    .course-card.featured .cc-media,
    .course-card.wide .cc-media {
        flex: 0 0 40%;
        aspect-ratio: auto;
    }
    .course-card.featured .cc-media::after { background: linear-gradient(90deg, transparent 40%, var(--bg-dark)); }
    .course-card.featured .cc-body,
    .course-card.wide .cc-body { padding: 24px; }
}

/* =========================================================
   16. MEDIA QUERIES (MOBILE-FIRST: MIN-WIDTH)
   ========================================================= */

/* ---------- BREAKPOINT: 560PX (Large phones) ---------- */
@media (min-width: 560px) {
    .benefits-grid,
    .benefit-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
}

/* ---------- BREAKPOINT: 600PX (Small tablets / Phablets) ---------- */
@media (min-width: 600px) {
    .hero-metrics {
        grid-template-columns: repeat(4, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 36px;
    }
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* ---------- BREAKPOINT: 640PX (Tablets portrait) ---------- */
@media (min-width: 640px) {
    .courses-grid,
    .course-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
    }
    .cc-foot {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
    .cc-foot .btn {
        width: auto;
    }
    .filters-wrap {
        justify-content: center;
    }
}

/* ---------- BREAKPOINT: 768PX (Standard tablets) ---------- */
@media (min-width: 768px) {
    .hero-ctas {
        flex-direction: row;
        justify-content: center;
        width: auto;
    }
    .hero-ctas .btn {
        width: auto;
        --pad-x: 28px;
    }
    #particles {
        display: block;
    }

    .about-split {
        grid-template-columns: 1fr 1fr;
        gap: 44px;
        align-items: center;
    }

    .projects-head {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
        margin-bottom: 40px;
    }
    .carousel-ctrl {
        display: flex;
    }
    .project-card {
        flex: 0 0 clamp(280px, 28vw, 340px);
    }

    /* Reviews switch from swipe gallery to 3-column grid */
    .reviews-list,
    .reviews-grid {
        grid-auto-flow: initial;
        grid-auto-columns: initial;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        overflow: visible;
        padding: 0;
        margin: 0;
        gap: 20px;
    }
    .review-card {
        padding: 28px 24px;
    }
    .rating-bar {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        text-align: left;
    }
    .rating-bar .btn {
        width: auto;
    }

    .branch-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }
    .btn-2gis {
        grid-column: span 2;
    }
    .branch-actions .btn {
        width: auto;
    }

    .lightbox[open] {
        display: grid;
        grid-template-columns: 1.1fr 1fr;
        overflow: hidden;
    }
    .lightbox img {
        height: 100%;
        aspect-ratio: auto;
    }
    .lb-body {
        padding: 36px;
        justify-content: center;
    }
    .lb-body .btn {
        width: auto;
        align-self: flex-start;
    }
}

@media (min-width: 768px) and (hover: hover) and (pointer: fine) {
    .pc-details {
        grid-template-rows: 0fr;
        opacity: 0;
        transition: grid-template-rows .45s var(--ease), opacity .35s;
    }
    .project-card:hover .pc-details,
    .project-card:focus-within .pc-details {
        grid-template-rows: 1fr;
        opacity: 1;
    }
}

/* ---------- BREAKPOINT: 1024PX (Landscape tablet / Small laptop) ---------- */
@media (min-width: 1024px) {
    :root {
        --nav-h: 70px;
    }

    section[id] {
        scroll-margin-top: 96px;
    }

    /* Desktop Floating Island Navbar */
    .nav {
        position: fixed;
        top: 16px;
        left: 0;
        right: 0;
        height: auto;
        background: transparent;
        border: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        pointer-events: none;
        z-index: 100;
        transition: transform .35s var(--ease), top .35s var(--ease);
    }
    .nav .container {
        pointer-events: auto;
        max-width: 1200px;
        width: min(calc(100% - 40px), 1200px);
        margin: 0 auto;
        height: 64px;
        padding: 0 10px 0 14px;
        border-radius: 999px;
        background: rgba(7, 17, 31, 0.85);
        backdrop-filter: blur(24px) saturate(190%);
        -webkit-backdrop-filter: blur(24px) saturate(190%);
        border: 1px solid rgba(255, 255, 255, 0.12);
        box-shadow: 0 18px 40px -10px rgba(0, 0, 0, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.16);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        transition: background .35s var(--ease), border-color .35s, box-shadow .35s;
    }
    .nav.scrolled .container {
        background: rgba(5, 12, 23, 0.95);
        border-color: rgba(34, 211, 238, 0.28);
        box-shadow: 0 20px 48px -8px rgba(0, 0, 0, 0.85), 0 0 24px -6px rgba(21, 155, 255, 0.35);
    }
    .nav-logo .logo-chip {
        background: transparent;
        padding: 0;
        box-shadow: none;
        display: flex;
        align-items: center;
        transition: transform .25s var(--ease);
    }
    .nav-logo:hover .logo-chip {
        transform: scale(1.04);
    }
    .nav-logo img {
        height: 40px;
        width: auto;
        object-fit: contain;
        display: block;
    }

    /* Desktop Navigation Links */
    .nav-links {
        display: flex;
        align-items: center;
        gap: 2px;
        background: rgba(255, 255, 255, 0.05);
        padding: 4px;
        border-radius: 999px;
        border: 1px solid rgba(255, 255, 255, 0.06);
    }
    .nav-links a {
        position: relative;
        padding: 7px 16px;
        border-radius: 999px;
        font-weight: 500;
        font-size: 14.5px;
        color: rgba(234, 242, 255, 0.85);
        text-decoration: none;
        transition: color .2s var(--ease), background .2s var(--ease);
    }
    .nav-links a:hover {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.12);
    }
    .nav-links a.active {
        color: #ffffff;
        background: rgba(21, 155, 255, 0.28);
        box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.45);
        font-weight: 600;
    }
    .nav.scrolled .nav-links {
        background: rgba(255, 255, 255, 0.06);
        border-color: rgba(255, 255, 255, 0.08);
    }
    .nav.scrolled .nav-links a {
        color: rgba(234, 242, 255, 0.85);
    }
    .nav.scrolled .nav-links a:hover {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.14);
    }
    .nav.scrolled .nav-links a.active {
        color: #ffffff;
        background: rgba(21, 155, 255, 0.32);
        box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.5);
    }

    /* Desktop Phone & CTA */
    .nav-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .nav-phone {
        display: inline-block;
        font-weight: 600;
        font-size: 14px;
        color: rgba(234, 242, 255, 0.9);
        padding: 6px 12px;
        border-radius: 999px;
        transition: color .2s;
        white-space: nowrap;
    }
    .nav-phone:hover {
        color: var(--cyan);
    }
    .nav.scrolled .nav-phone {
        color: rgba(234, 242, 255, 0.95);
    }
    #nav-cta {
        display: inline-flex;
        min-height: 42px;
        padding: 8px 18px;
        font-size: 14px;
        font-weight: 600;
        border-radius: 999px;
        background: var(--grad);
        color: #ffffff;
        box-shadow: 0 4px 14px rgba(139, 53, 255, 0.4);
        transition: transform .25s var(--ease), box-shadow .25s;
    }
    #nav-cta:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(139, 53, 255, 0.6);
    }
    .burger {
        display: none;
    }
    .mobile-menu {
        display: none !important;
    }

    /* Desktop Hero: Fits within 1 single screen (100vh) */
    .hero {
        min-height: 100vh;
        min-height: 100svh;
        max-height: 1050px;
        padding-top: calc(var(--nav-h) + 36px);
        padding-bottom: 24px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        box-sizing: border-box;
        position: relative;
    }
    .hero .container {
        display: grid;
        grid-template-columns: 1.15fr .85fr;
        gap: 36px;
        align-items: center;
        text-align: left;
        width: min(100% - (var(--page-padding) * 2), var(--container-max));
        margin: auto 0;
    }
    .hero-copy {
        align-items: flex-start;
        text-align: left;
        max-width: 580px;
    }
    .hero h1,
    .hero-title {
        font-size: clamp(32px, 3.4vw, 54px);
        line-height: 1.06;
        letter-spacing: -0.035em;
        margin-top: 10px;
    }
    .hero-lead {
        text-align: left;
        margin-inline: 0;
        margin-top: 12px;
        font-size: clamp(15px, 1.05vw, 17px);
        line-height: 1.5;
        max-width: 530px;
    }
    .hero-ctas {
        margin-top: 18px;
        display: flex;
        flex-direction: row;
        gap: 12px;
        justify-content: flex-start;
    }
    .hero-ctas .btn {
        min-height: 48px;
        padding: 12px 22px;
        font-size: 15.5px;
        width: auto;
        white-space: nowrap;
    }
    .hero-metrics {
        margin-top: 22px;
        padding-top: 16px;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
        max-width: 540px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .metric strong {
        font-size: clamp(24px, 2vw, 30px);
    }
    .metric span {
        font-size: 12.5px;
        line-height: 1.3;
        margin-top: 4px;
    }
    .hero-visual {
        max-width: 440px;
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
        justify-self: end;
        margin: 0;
    }
    .float-chip {
        display: flex;
        padding: 9px 13px;
        font-size: 13px;
    }
    .float-chip .ic {
        width: 30px;
        height: 30px;
    }
    .float-chip small {
        font-size: 11.5px;
    }
    .chip-a { top: 6%; left: -6%; }
    .chip-b { bottom: 10%; right: -6%; }
    .hero-hint {
        display: block;
        position: absolute;
        bottom: 0%;
        left: 50%;
        transform: translateX(-50%);
        font-size: 12.5px;
        color: var(--text-inv-2);
        opacity: 0;
        transition: opacity .6s;
        white-space: nowrap;
    }
    .hero-visual.is-3d .hero-hint {
        opacity: .8;
    }
    .scroll-cue {
        display: block;
        position: absolute;
        bottom: 14px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 2;
        width: 24px;
        height: 38px;
        border-radius: 12px;
        border: 1.5px solid rgba(255, 255, 255, .25);
    }
    .scroll-cue::after {
        content: '';
        position: absolute;
        left: 50%;
        top: 7px;
        width: 4px;
        height: 7px;
        margin-left: -2px;
        border-radius: 2px;
        background: var(--cyan);
        animation: cue 1.8s ease-in-out infinite;
    }
    @keyframes cue { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

    .benefits-grid,
    .benefit-grid { gap: 20px; }

    /* Desktop Branches: 2 Columns with max 460px map */
    .branch-wrap {
        grid-template-columns: 440px 1fr;
        min-height: 500px;
    }
    .branch-panel {
        order: 1;
        padding: 36px;
    }
    .branch-map {
        order: 2;
        height: 100%;
        min-height: 400px;
        max-height: 460px;
    }

    /* Desktop Form: 2 Columns */
    .cta .container {
        grid-template-columns: 1.05fr .95fr;
        gap: 56px;
        align-items: center;
    }
    .form-card {
        padding: 36px;
    }

    /* Desktop Footer: 4 Columns */
    .footer-grid {
        grid-template-columns: 1.4fr 1fr 1fr 1fr;
        gap: 40px;
    }
}

/* ---------- BREAKPOINT: 1100PX (Desktop) ---------- */
@media (min-width: 1100px) {
    .tracks { grid-template-columns: 1fr 1fr; }
    .courses-grid,
    .course-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 24px;
    }
    .course-card.featured {
        grid-column: span 2;
        flex-direction: row;
    }
    .course-card.featured .cc-media {
        flex: .9;
        aspect-ratio: auto;
        min-height: 100%;
    }
    .course-card.featured .cc-media::after {
        background: linear-gradient(90deg, transparent 40%, var(--bg-dark));
    }
    .course-card.featured .cc-body {
        flex: 1.2;
        padding: 32px;
    }
}

@media (min-width: 1180px) {
    .benefits-grid,
    .benefit-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---------- BREAKPOINT: 1280PX - 1920PX (Large screens) ---------- */
@media (min-width: 1280px) {
    .hero .container {
        grid-template-columns: 1.15fr .85fr;
        gap: 56px;
    }
    .hero-visual {
        max-width: 560px;
    }
}

/* ---------------------------------------------------------
   17. HOVER EFFECTS (TOUCH SAFETY: ONLY ON HOVER DEVICES)
   --------------------------------------------------------- */
@media (hover: hover) and (pointer: fine) {
    .btn:hover {
        transform: translateY(-2px);
    }
    .btn svg {
        transition: transform .35s var(--ease);
    }
    .btn:hover svg {
        transform: translateX(3px);
    }
    .btn-primary:hover {
        box-shadow: 0 14px 30px -8px rgba(139, 53, 255, .8);
    }
    .nav-logo:hover .logo-chip {
        transform: scale(1.04);
    }
    .glass-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--glow-blue);
    }
    .glass-card:hover::before {
        opacity: 1;
    }
    .glass-card:hover .b-icon {
        transform: rotate(-6deg) scale(1.06);
    }
    .course-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(21, 155, 255, .35);
    }
    .course-card:hover .cc-media img {
        transform: scale(1.05);
    }
    .course-card.featured:hover {
        box-shadow: var(--glow-violet);
    }
    .project-card:hover {
        transform: translateY(-6px);
        border-color: rgba(34, 211, 238, .45);
        box-shadow: 0 24px 50px -20px rgba(34, 211, 238, .45);
    }
    .project-card:hover img {
        transform: scale(1.06);
    }
    .review-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
        border-color: rgba(21, 155, 255, .3);
    }
}

/* ---------------------------------------------------------
   18. PREFERS-REDUCED-MOTION
   --------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
    .reveal {
        opacity: 1 !important;
        transform: none !important;
    }
    .split-line > span {
        transform: none !important;
    }
    .marquee {
        animation: none !important;
    }
}