/* ══════════════════════════════════════════════
   APPUNTY LANDING PAGE — CSS
   Brand: #1659B3 | Font: Roboto | BG: White
   ══════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
    --brand: #1659B3;
    --brand-dark: #0E4A8F;
    --brand-light: #E8F1FB;
    --brand-lighter: #F3F8FE;
    --accent: #F59E0B;
    --accent-light: #FEF3C7;

    --text-dark: #0F172A;
    --text-main: #1E293B;
    --text-secondary: #475569;
    --text-light: #94A3B8;
    --text-white: #FFFFFF;

    --bg-body: #FFFFFF;
    --bg-alt: #F8FAFC;
    --bg-dark: #0B1120;

    --border: #E2E8F0;
    --border-light: #F1F5F9;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.10);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
    --shadow-brand: 0 8px 30px rgba(22, 89, 179, 0.25);

    --font: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-h: 72px;
    --max-w: 1200px;
}

/* ─── RESET ─── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font);
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ─── UTILITIES ─── */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
}

.text-center {
    text-align: center;
}

.text-gradient {
    background: linear-gradient(135deg, var(--brand) 0%, #38BDF8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.full-width {
    width: 100%;
}

/* ─── SECTIONS ─── */
.section {
    padding: 100px 0;
    position: relative;
}

.section-alt {
    background: var(--bg-alt);
}

.section-header {
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--brand-light);
    color: var(--brand);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.tag-danger {
    background: #FEE2E2;
    color: #DC2626;
}

.tag-success {
    background: #DCFCE7;
    color: #16A34A;
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 56ch;
    margin: 0 auto;
}

/* ─── BUTTONS ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--brand);
    color: var(--text-white);
    box-shadow: var(--shadow-brand);
}

.btn-primary:hover {
    background: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(22, 89, 179, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--brand);
    border: 2px solid var(--brand);
}

.btn-outline:hover {
    background: var(--brand);
    color: var(--text-white);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-main);
    border: 1.5px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--brand);
    color: var(--brand);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-main);
    border: 1.5px solid var(--border);
    backdrop-filter: blur(8px);
}

.btn-glass:hover {
    background: rgba(22, 89, 179, 0.08);
    border-color: var(--brand);
    color: var(--brand);
}

.btn-white {
    background: var(--text-white);
    color: var(--brand);
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-xl {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-lg {
    padding: 14px 32px;
}

/* ══════════════════════════════════════════════
   NAVBAR
   ══════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-h);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-dark);
}

.nav-logo img {
    border-radius: 8px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--brand);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--brand);
}

.nav-links a:hover::after {
    width: 100%;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--text-dark);
    border-radius: 4px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ══════════════════════════════════════════════
   HERO — Centered Layout
   ══════════════════════════════════════════════ */
.hero {
    min-height: 100vh;
    padding-top: var(--nav-h);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    background: linear-gradient(160deg, #F8FAFF 0%, #EEF4FC 30%, #FFFFFF 70%);
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.hero-centered {
    position: relative;
    z-index: 1;
    padding: 50px 0 80px;
    text-align: center;
}

.hero-content-centered {
    max-width: 720px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--brand-light);
    border: 1px solid rgba(22, 89, 179, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand);
    margin-bottom: 24px;
    position: relative;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--brand);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.5);
    }
}

.hero-title {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1.1;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
}

.hero-title .line {
    display: block;
}

.hero-lead {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 32px;
    max-width: 60ch;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    justify-content: center;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-light);
    justify-content: center;
}

.trust-avatars {
    display: flex;
}

.trust-avatars .avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: white;
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: 0.75rem;
    border: 2px solid white;
    margin-left: -8px;
}

.trust-avatars .avatar:first-child {
    margin-left: 0;
}

/* ─── HERO FLOW DIAGRAM ─── */
.hero-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 48px auto 40px;
    max-width: 900px;
    flex-wrap: wrap;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 120px;
}

.flow-icon-group {
    display: flex;
    gap: 6px;
}

.flow-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    color: white;
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.flow-icon:hover {
    transform: translateY(-3px) scale(1.08);
    box-shadow: var(--shadow-md);
}

.flow-icon-single {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: white;
    font-size: 1.15rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.flow-icon-single:hover {
    transform: translateY(-3px) scale(1.08);
}

.flow-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
    white-space: nowrap;
}

.flow-arrow {
    color: var(--text-light);
    font-size: 1rem;
    flex-shrink: 0;
    margin-bottom: 24px;
}

/* ─── HERO NOTE MOCKUP (centered) ─── */
.hero-mockup-centered {
    position: relative;
    max-width: 660px;
    margin: 0 auto;
}

.hero-mockup-centered .mockup-window {
    transform: none;
}

.hero-mockup-centered .mockup-window:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.mock-note-content {
    flex: 1;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mock-note-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-dark);
    padding: 6px 10px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mock-note-title i {
    color: var(--brand);
}

.mock-block {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 10px;
    background: var(--bg-alt);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    animation: blockFadeIn 0.6s ease forwards;
    opacity: 0;
}

.mock-block:nth-child(2) {
    animation-delay: 0.3s;
}

.mock-block:nth-child(3) {
    animation-delay: 0.6s;
}

.mock-block:nth-child(4) {
    animation-delay: 0.9s;
}

.mock-block:nth-child(5) {
    animation-delay: 1.2s;
}

@keyframes blockFadeIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.mock-block:hover {
    border-color: var(--brand);
    box-shadow: var(--shadow-sm);
}

.mock-block-color {
    width: 6px;
    height: 32px;
    border-radius: 4px;
    flex-shrink: 0;
}

.mock-block-text {
    flex: 1;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-main);
    font-style: italic;
    text-align: left;
}

.mock-block-source {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-light);
    padding: 3px 8px;
    background: white;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    white-space: nowrap;
    flex-shrink: 0;
}

/* Hero Floating Chips (on centered mockup) */
.hero-mockup-centered .float-chip {
    position: absolute;
}

.hero-mockup-centered .fc1 {
    top: 10%;
    left: -60px;
}

.hero-mockup-centered .fc2 {
    top: 30%;
    right: -70px;
}

.hero-mockup-centered .fc3 {
    bottom: 20%;
    left: -50px;
}

.hero-mockup-centered .fc4 {
    bottom: 5%;
    right: -60px;
}

/* Keep legacy .hero-grid / .hero-visual for compatibility */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 60px 0;
}

.hero-content {
    max-width: 560px;
}

/* Hero Mockup (legacy 2-col) */
.hero-visual {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.hero-mockup {
    position: relative;
    width: 100%;
    max-width: 480px;
}

.mockup-window {
    background: var(--bg-body);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: rotateY(-5deg) rotateX(2deg);
    transition: transform 0.6s ease;
}

.mockup-window:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.mockup-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red {
    background: #EF4444;
}

.dot.yellow {
    background: #FBBF24;
}

.dot.green {
    background: #22C55E;
}

.mockup-title {
    margin-left: 10px;
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 500;
}

.mockup-body {
    display: flex;
    min-height: 260px;
}

.mock-sidebar {
    width: 48px;
    background: var(--brand);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 0;
    gap: 8px;
}

.mock-sidebar-item {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    transition: var(--transition);
}

.mock-sidebar-item.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.mock-content {
    flex: 1;
    padding: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.mock-card {
    border-radius: 10px;
    animation: shimmer 3s ease-in-out infinite;
}

.mc1 {
    background: linear-gradient(135deg, var(--brand-light), #D4E8FA);
    animation-delay: 0s;
}

.mc2 {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    animation-delay: 0.5s;
}

.mc3 {
    background: linear-gradient(135deg, #DCFCE7, #BBF7D0);
    animation-delay: 1s;
}

.mc4 {
    background: linear-gradient(135deg, #EDE9FE, #DDD6FE);
    animation-delay: 1.5s;
}

@keyframes shimmer {

    0%,
    100% {
        opacity: 0.7;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.02);
    }
}

/* Floating Chips */
.float-chip {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-main);
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    animation: floatChip 6s ease-in-out infinite;
    z-index: 2;
}

.float-chip i {
    color: var(--brand);
}

.fc1 {
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.fc2 {
    top: 30%;
    right: -12%;
    animation-delay: 1s;
}

.fc3 {
    bottom: 25%;
    left: -5%;
    animation-delay: 2s;
}

.fc4 {
    bottom: 10%;
    right: -8%;
    animation-delay: 0.5s;
}

.fc5 {
    top: 5%;
    right: 10%;
    animation-delay: 1.5s;
}

.fc1 i {
    color: #F59E0B;
}

.fc2 i {
    color: #8B5CF6;
}

.fc3 i {
    color: #EF4444;
}

.fc4 i {
    color: #22C55E;
}

@keyframes floatChip {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-12px);
    }
}

/* Hero Wave */
.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    z-index: 2;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

/* ══════════════════════════════════════════════
   MARQUEE
   ══════════════════════════════════════════════ */
.marquee-section {
    background: var(--brand);
    padding: 14px 0;
    overflow: hidden;
}

.marquee-track {
    width: 100%;
    overflow: hidden;
}

.marquee-content {
    display: flex;
    white-space: nowrap;
    animation: marquee 30s linear infinite;
    gap: 32px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    font-size: 0.9rem;
}

.marquee-content .sep {
    opacity: 0.4;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ══════════════════════════════════════════════
   ABOUT GRID
   ══════════════════════════════════════════════ */
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.about-card {
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    cursor: default;
}

.about-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--brand);
}

.about-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--brand-light);
    display: grid;
    place-items: center;
    color: var(--brand);
    font-size: 1.3rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.about-card:hover .about-icon {
    background: var(--brand);
    color: white;
}

.about-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.about-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ══════════════════════════════════════════════
   PROBLEM / SOLUTION
   ══════════════════════════════════════════════ */
.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.problem-list,
.solution-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.problem-list li,
.solution-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-main);
}

.problem-list li i {
    color: #EF4444;
    font-size: 1rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.solution-list li i {
    color: #22C55E;
    font-size: 1rem;
    margin-top: 3px;
    flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   FEATURES
   ══════════════════════════════════════════════ */
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 100px;
}

.feature-row:last-child {
    margin-bottom: 0;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse>* {
    direction: ltr;
}

.feature-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--brand-light);
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--brand);
    margin-bottom: 16px;
}

.feature-text h3 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 14px;
    line-height: 1.2;
}

.feature-text p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 20px;
}

.feature-checks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.feature-checks li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main);
}

.feature-checks li i {
    color: var(--brand);
    font-size: 0.85rem;
}

/* Feature Visuals */
.feature-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Notebook Visual */
.fv-notebook {
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.fv-nb-header {
    padding: 16px 20px;
    background: var(--brand);
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.fv-nb-items {
    padding: 8px;
}

.fv-nb-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
    cursor: default;
}

.fv-nb-item:hover {
    background: var(--brand-lighter);
}

.fv-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.fv-tag {
    margin-left: auto;
    padding: 2px 8px;
    background: var(--bg-alt);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-light);
}

/* Flashcard Visual */
.fv-flashcard-stack {
    position: relative;
    width: 100%;
    max-width: 380px;
    min-height: 260px;
}

.fv-fc {
    position: absolute;
    width: 100%;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-lg);
}

.fv-fc-back {
    background: linear-gradient(135deg, #EDE9FE, #DDD6FE);
    transform: rotate(3deg) translateY(8px);
    top: 10px;
}

.fv-fc-front {
    background: white;
    border: 1px solid var(--border);
    top: 0;
    z-index: 1;
}

.fv-fc-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--brand);
    margin-bottom: 12px;
}

.fv-fc p {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-dark);
    line-height: 1.5;
}

.fv-fc-actions {
    display: flex;
    gap: 6px;
    margin-top: 20px;
}

.fv-fc-actions span {
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    cursor: default;
}

.fv-btn-bad {
    background: #FEE2E2;
    color: #DC2626;
}

.fv-btn-hard {
    background: #FEF3C7;
    color: #D97706;
}

.fv-btn-med {
    background: #E0E7FF;
    color: #4F46E5;
}

.fv-btn-easy {
    background: #DCFCE7;
    color: #16A34A;
}

/* Reader Visual */
.fv-reader {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    position: relative;
}

.fv-reader-toolbar {
    display: flex;
    gap: 14px;
    padding: 12px 20px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    color: var(--text-light);
    font-size: 0.9rem;
}

.fv-reader-toolbar i {
    transition: var(--transition);
    cursor: pointer;
}

.fv-reader-toolbar i:hover {
    color: var(--brand);
}

.fv-reader-page {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.fv-text-line {
    height: 10px;
    background: var(--border-light);
    border-radius: 4px;
    width: 100%;
}

.fv-text-line.short {
    width: 60%;
}

.fv-text-line.highlighted {
    position: relative;
}

.fv-text-line.highlighted.yellow {
    background: rgba(251, 191, 36, 0.35);
}

.fv-text-line.highlighted.blue {
    background: rgba(59, 130, 246, 0.25);
}

.fv-text-line.highlighted.green {
    background: rgba(34, 197, 94, 0.3);
}

.fv-pomodoro {
    position: absolute;
    bottom: 12px;
    right: 12px;
    padding: 6px 14px;
    background: var(--brand);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--shadow-brand);
}

/* AI Chat Visual */
.fv-ai-chat {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.fv-ai-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--brand);
    color: white;
    font-weight: 700;
    font-size: 0.88rem;
}

.fv-ai-header img {
    border-radius: 6px;
}

.fv-ai-messages {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 160px;
}

.fv-msg {
    padding: 12px 16px;
    border-radius: 14px;
    font-size: 0.85rem;
    line-height: 1.55;
    max-width: 88%;
}

.fv-msg.user {
    background: var(--brand-light);
    color: var(--brand-dark);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.fv-msg.ai {
    background: var(--bg-alt);
    color: var(--text-main);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.fv-ai-modes {
    display: flex;
    gap: 6px;
    padding: 12px 18px;
    border-top: 1px solid var(--border);
}

.fv-mode {
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-light);
    background: var(--bg-alt);
    cursor: default;
    transition: var(--transition);
}

.fv-mode.active {
    background: var(--brand);
    color: white;
}

/* ══════════════════════════════════════════════
   COLORS GRID
   ══════════════════════════════════════════════ */
.colors-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.color-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 18px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
}

.color-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--clr);
}

.color-swatch {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    margin: 0 auto 16px;
    transition: var(--transition);
}

.color-card:hover .color-swatch {
    transform: scale(1.15);
    border-radius: 50%;
}

.color-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.color-card p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ══════════════════════════════════════════════
   NOTTY
   ══════════════════════════════════════════════ */
.notty-section {
    background: linear-gradient(165deg, var(--bg-dark) 0%, #152238 100%);
    color: white;
}

.notty-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.notty-logo-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.notty-logo-row img {
    border-radius: 10px;
}

.notty-name {
    font-size: 1.3rem;
    font-weight: 800;
}

.notty-badge-ext {
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
}

.notty-section .section-title {
    color: white;
}

.notty-text>p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 28px;
}

.notty-features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.nf-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    padding: 8px 12px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.07);
    transition: var(--transition);
}

.nf-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
}

.nf-item i {
    color: var(--accent);
    font-size: 0.9rem;
    width: 18px;
    text-align: center;
}

/* Notty Browser Mock */
.notty-browser-mock {
    background: #1A2234;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    position: relative;
}

.nbm-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nbm-url {
    margin-left: 12px;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 400;
}

.nbm-content {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.nbm-line {
    height: 10px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    width: 100%;
}

.nbm-line.short {
    width: 55%;
}

.nbm-line.highlighted-notty {
    background: rgba(251, 191, 36, 0.3);
}

.nbm-line.highlighted-notty.orange {
    background: rgba(249, 115, 22, 0.3);
}

.nbm-line.highlighted-notty.green {
    background: rgba(34, 197, 94, 0.3);
}

/* Notty Panel */
.notty-panel-mock {
    position: absolute;
    top: 48px;
    right: 12px;
    width: 180px;
    background: #1E293B;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    animation: floatChip 5s ease-in-out infinite;
}

.npm-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.npm-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.7);
    padding: 6px 0;
}

.npm-color {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   TABS (Mission / Vision / Purpose)
   ══════════════════════════════════════════════ */
.tabs-wrapper {
    max-width: 720px;
    margin: 0 auto;
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
}

.tab-btn {
    padding: 10px 24px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-full);
    background: white;
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    border-color: var(--brand);
    color: var(--brand);
}

.tab-btn.active {
    background: var(--brand);
    color: white;
    border-color: var(--brand);
}

.tab-panel {
    display: none;
    text-align: center;
    padding: 40px;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    animation: fadeScale 0.4s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeScale {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.tab-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.tab-panel h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.tab-panel p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.75;
    max-width: 52ch;
    margin: 0 auto;
}

.tab-quote {
    margin-top: 20px !important;
    font-style: italic;
    color: var(--brand) !important;
    font-weight: 500;
    padding: 16px;
    background: var(--brand-light);
    border-radius: 12px;
    border-left: 4px solid var(--brand);
}

/* ══════════════════════════════════════════════
   SLOGAN CTA
   ══════════════════════════════════════════════ */
.cta-slogan {
    background: var(--brand-lighter);
    padding: 80px 0;
}

.slogan-text {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 400;
    color: var(--text-main);
    line-height: 1.4;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}

.slogan-text strong {
    font-weight: 900;
    color: var(--brand);
}

.slogan-logo {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text-dark);
}

.slogan-logo img {
    border-radius: 12px;
}

/* ══════════════════════════════════════════════
   FOUNDERS
   ══════════════════════════════════════════════ */
.founders-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    align-items: stretch;
}

.founder-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.founder-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--brand), #3B82F6, #8B5CF6);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.founder-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(22, 89, 179, 0.15);
}

.founder-card:hover::before {
    opacity: 1;
}

.founder-img-wrapper {
    position: relative;
    width: 100%;
    height: 340px;
    overflow: hidden;
}

.founder-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 45%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.founder-card:hover .founder-img {
    transform: scale(1.05);
}

.founder-img-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, white 0%, rgba(255, 255, 255, 0.8) 40%, transparent 100%);
    pointer-events: none;
}

.founder-info {
    padding: 28px 28px 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.founder-name {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.founder-role {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand);
    margin-bottom: 10px;
    letter-spacing: 0.01em;
}

.founder-age {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.founder-quote {
    position: relative;
    margin: 0;
    padding: 20px 20px 20px 24px;
    background: linear-gradient(135deg, var(--brand-light) 0%, rgba(22, 89, 179, 0.04) 100%);
    border-left: 3px solid var(--brand);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    flex: 1;
}

.founder-quote-icon {
    position: absolute;
    top: 14px;
    left: 16px;
    font-size: 0.9rem;
    color: var(--brand);
    opacity: 0.4;
}

.founder-quote p {
    font-size: 0.84rem;
    color: var(--text-secondary);
    line-height: 1.75;
    font-style: italic;
    margin: 0;
    padding-top: 6px;
}

/* ══════════════════════════════════════════════
   PRICING
   ══════════════════════════════════════════════ */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: start;
}

.pricing-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border-color: var(--brand);
    box-shadow: var(--shadow-brand);
    transform: scale(1.04);
}

.pricing-card.popular:hover {
    transform: scale(1.04) translateY(-6px);
}

.popular-tag {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--brand);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
}

.pc-header {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.pc-header h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.pc-price {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--brand);
}

.pc-price span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-light);
}

.pc-features {
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pc-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-main);
}

.pc-features li i {
    font-size: 0.8rem;
    width: 16px;
    text-align: center;
}

.pc-features li .fa-check {
    color: var(--brand);
}

.pc-features li .fa-times {
    color: var(--text-light);
}

.pc-features li.disabled {
    color: var(--text-light);
}

/* ══════════════════════════════════════════════
   CTA FINAL
   ══════════════════════════════════════════════ */
.cta-final {
    background: linear-gradient(135deg, var(--brand) 0%, #0E4A8F 100%);
    color: white;
    padding: 100px 0;
}

.cta-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 900;
    color: white;
    margin-bottom: 16px;
    line-height: 1.15;
}

.cta-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 52ch;
    margin: 0 auto 32px;
    line-height: 1.7;
}

/* ══════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════ */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.6);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 800;
    color: white;
    margin-bottom: 12px;
}

.footer-logo img {
    border-radius: 8px;
}

.footer-brand p {
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 6px;
}

.footer-muted {
    font-size: 0.8rem;
    opacity: 0.5;
}

.footer-col h5 {
    color: white;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.55);
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-col li {
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    display: grid;
    place-items: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--brand);
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    text-align: center;
    font-size: 0.82rem;
    opacity: 0.4;
}

/* ══════════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
   ══════════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.anim-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.d1 {
    animation-delay: 0.15s;
}

.d2 {
    animation-delay: 0.3s;
}

.d3 {
    animation-delay: 0.45s;
}

.d4 {
    animation-delay: 0.6s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-lead {
        max-width: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-trust {
        justify-content: center;
    }

    .hero-mockup {
        max-width: 420px;
        margin: 0 auto;
    }

    .hero-mockup-centered .float-chip {
        display: none;
    }

    .float-chip {
        display: none;
    }

    .about-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .problem-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .solution-col {
        text-align: center;
    }

    .solution-col .btn {
        margin-left: auto;
        margin-right: auto;
    }

    .problem-col {
        text-align: center;
    }

    .feature-row {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .feature-row.reverse {
        direction: ltr;
    }

    .feature-visual {
        order: -1;
    }

    .colors-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .notty-split {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .notty-text {
        text-align: center;
    }

    .notty-logo-row {
        justify-content: center;
    }

    .founders-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 28px 28px;
        gap: 24px;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: 16px;
    }

    .nav-links a {
        font-size: 1.05rem;
    }

    .nav-cta {
        flex-direction: column;
        width: 100%;
    }

    .nav-cta .btn {
        width: 100%;
    }

    .section {
        padding: 60px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .hero-flow {
        gap: 10px;
    }

    .flow-arrow {
        display: none;
    }

    .hero-flow {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .flow-step {
        min-width: auto;
        padding: 14px 10px;
        background: white;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-xs);
    }

    .hero-mockup-centered {
        max-width: 100%;
    }

    .colors-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .notty-features-list {
        grid-template-columns: 1fr;
    }

    .founders-grid {
        grid-template-columns: 1fr;
    }

    .founder-img-wrapper {
        height: 280px;
    }

    .founder-info {
        padding: 20px 20px 24px;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.popular {
        transform: none;
    }

    .pricing-card.popular:hover {
        transform: translateY(-6px);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .tabs-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .tab-panel {
        padding: 28px 20px;
    }

    .mockup-window {
        transform: none;
    }

    .feature-row {
        margin-bottom: 60px;
    }

    .feature-text {
        text-align: center;
    }

    .feature-checks {
        align-items: center;
    }

    .feature-text h3 {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-flow {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .flow-label {
        font-size: 0.72rem;
    }

    .mock-block-source {
        display: none;
    }

    .colors-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .color-card {
        padding: 18px 12px;
    }

    .slogan-text {
        font-size: 1.4rem;
    }
}

/* ══════════════════════════════════════════════
   MOBILE NAV OVERLAY
   ══════════════════════════════════════════════ */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: all;
}