/* ============================================
   PDVPN DESIGN SYSTEM
   Brand green #28C870 · White / Black base
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand */
    --accent: #28C870;
    --accent-hover: #1FA85C;
    --accent-muted: rgba(40, 200, 112, 0.14);
    --accent-subtle: rgba(40, 200, 112, 0.08);
    --accent-text: #FFFFFF;

    /* Base */
    --bg-base: #FFFFFF;
    --bg-soft: #F4FBF7;
    --bg-muted: #E8F8EF;
    --bg-dark: #0A0A0A;
    --bg-charcoal: #1C1C1C;
    --bg-graphite: #4C4C4C;

    /* Text */
    --text-primary: #0A0A0A;
    --text-secondary: #4C4C4C;
    --text-muted: #7A7A7A;
    --text-on-dark: rgba(255, 255, 255, 0.92);
    --text-on-dark-muted: rgba(255, 255, 255, 0.65);

    /* Borders */
    --border-subtle: #E4EFE8;
    --border-default: #D8EDE1;

    /* System */
    --success: #28C870;
    --error: #D82C20;

    /* Elevation */
    --shadow-sm: 0 1px 2px rgba(10, 10, 10, 0.04);
    --shadow-md: 0 8px 24px rgba(10, 10, 10, 0.06);
    --shadow-lg: 0 16px 48px rgba(10, 10, 10, 0.08);

    /* Space */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --section-padding: 88px;
    --section-padding-mobile: 56px;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Motion */
    --transition-fast: 140ms ease;
    --transition-base: 220ms ease;
    --transition-slow: 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Manrope', system-ui, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.55;
    color: var(--text-primary);
    background: var(--bg-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.02em; }
h4 { font-size: 1rem; letter-spacing: -0.01em; }

p {
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover { color: var(--accent-hover); }

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

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 14px 22px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    min-height: 48px;
    transition: background var(--transition-fast), color var(--transition-fast),
                border-color var(--transition-fast), transform var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.btn:active { transform: scale(0.98); }

.btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-text);
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: var(--accent-text);
}

.btn-secondary {
    background: var(--bg-base);
    color: var(--text-primary);
    border: 1.5px solid var(--border-default);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
}

.btn-outline:hover {
    background: var(--accent-subtle);
    color: var(--accent-hover);
}

.btn-dark {
    background: var(--bg-dark);
    color: var(--text-on-dark);
}

.btn-dark:hover {
    background: var(--bg-charcoal);
    color: var(--text-on-dark);
}

.btn-large {
    padding: 16px 28px;
    font-size: 16px;
    min-height: 54px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: var(--radius-full);
    background: var(--accent-muted);
    color: var(--accent-hover);
}

/* ============================================
   HEADER
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), background var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.94);
    border-bottom-color: var(--border-subtle);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 68px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
}

.logo-img {
    width: 36px;
    height: 36px;
}

.logo-text {
    font-family: 'Sora', sans-serif;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.nav { flex: 1; display: flex; justify-content: center; }

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-1);
    align-items: center;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-soft);
}

.nav-link i { font-size: 10px; transition: transform var(--transition-fast); }

.dropdown { position: relative; }

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-base);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    min-width: 168px;
    opacity: 0;
    visibility: hidden;
    list-style: none;
    padding: var(--space-2);
    box-shadow: var(--shadow-md);
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown:hover .nav-link i { transform: rotate(180deg); }

.dropdown-menu li a {
    display: block;
    padding: 10px 12px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.dropdown-menu li a:hover {
    background: var(--bg-soft);
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-actions .btn-primary {
    padding: 10px 18px;
    min-height: 42px;
    font-size: 14px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--space-2);
}

/* ============================================
   HERO — full-bleed composition
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding: 100px 0 48px;
    overflow: hidden;
    background:
        radial-gradient(ellipse 70% 55% at 80% 20%, rgba(40, 200, 112, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse 50% 40% at 10% 80%, rgba(40, 200, 112, 0.1) 0%, transparent 50%),
        linear-gradient(180deg, #F7FCF9 0%, #FFFFFF 55%, #F4FBF7 100%);
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(40, 200, 112, 0.07) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.5), transparent 85%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-12);
    align-items: center;
}

.hero-brand {
    font-family: 'Sora', sans-serif;
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 0.95;
    color: var(--text-primary);
    margin-bottom: var(--space-5);
}

.hero-brand span {
    color: var(--accent);
}

.hero-title {
    font-size: clamp(1.35rem, 2.4vw, 1.75rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.3;
    margin-bottom: var(--space-4);
    max-width: 28ch;
}

.hero-subtitle {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    max-width: 38ch;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-banner {
    width: min(100%, 420px);
    filter: drop-shadow(0 24px 48px rgba(40, 200, 112, 0.18));
    animation: floatY 6s ease-in-out infinite;
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ============================================
   SECTIONS
   ============================================ */

.section-header {
    max-width: 560px;
    margin-bottom: var(--space-10);
}

.section-header.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-header .badge { margin-bottom: var(--space-4); }

.section-header h2 { margin-bottom: var(--space-4); }

.section-header p {
    font-size: 1.05rem;
    margin-bottom: 0;
}

/* Browser features — stacked rows, not card grid */
.browser-features {
    padding: var(--section-padding) 0;
    background: var(--bg-base);
}

.feature-rows {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border-subtle);
}

.feature-row {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: var(--space-5);
    align-items: start;
    padding: var(--space-8) 0;
    border-bottom: 1px solid var(--border-subtle);
    opacity: 0;
    transform: translateY(18px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.feature-row.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.feature-row .feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--accent-muted);
    color: var(--accent-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.feature-row h3 {
    margin-bottom: var(--space-2);
}

.feature-row p {
    margin: 0;
    max-width: 52ch;
}

/* VPN split */
.vpn-section {
    padding: var(--section-padding) 0;
    background: var(--bg-soft);
}

.vpn-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

.vpn-visual img {
    width: 100%;
    border-radius: var(--radius-xl);
}

.vpn-text .badge { margin-bottom: var(--space-4); }

.vpn-text h2 { margin-bottom: var(--space-4); }

.vpn-text > p {
    margin-bottom: var(--space-8);
    font-size: 1.05rem;
}

.vpn-points {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.vpn-point h3 {
    font-size: 1.05rem;
    margin-bottom: var(--space-1);
}

.vpn-point p {
    margin: 0;
    font-size: 0.95rem;
}

/* Content strip */
.content-section {
    padding: var(--section-padding) 0;
    background: var(--bg-base);
}

.content-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.content-item {
    padding-top: var(--space-5);
    border-top: 3px solid var(--accent);
}

.content-item h3 { margin-bottom: var(--space-3); }

.content-item p { margin: 0; }

/* Privacy */
.privacy-features {
    padding: var(--section-padding) 0;
    background:
        radial-gradient(ellipse 60% 50% at 50% 0%, rgba(40, 200, 112, 0.1) 0%, transparent 60%),
        var(--bg-soft);
}

.privacy-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-12);
    align-items: center;
}

.privacy-visual img {
    width: 100%;
    border-radius: var(--radius-xl);
}

.privacy-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.privacy-item {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: var(--space-4);
}

.privacy-item .privacy-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--bg-base);
    border: 1px solid var(--border-default);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.privacy-item h3 {
    font-size: 1.05rem;
    margin-bottom: var(--space-1);
}

.privacy-item p {
    margin: 0;
    font-size: 0.95rem;
}

/* Premium */
.premium-features {
    padding: var(--section-padding) 0;
    background: var(--bg-dark);
    color: var(--text-on-dark);
}

.premium-features .section-header h2,
.premium-features .section-header .badge {
    color: var(--text-on-dark);
}

.premium-features .section-header p {
    color: var(--text-on-dark-muted);
}

.premium-features .badge {
    background: rgba(40, 200, 112, 0.2);
    color: var(--accent);
}

.premium-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-10);
}

.premium-category {
    padding: var(--space-6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.03);
}

.premium-category h3 {
    color: var(--text-on-dark);
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.premium-features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.premium-feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.premium-feature i {
    color: var(--accent);
    width: 18px;
}

.premium-feature span {
    color: var(--text-on-dark-muted);
    font-size: 0.95rem;
}

.premium-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}

.premium-note {
    color: var(--text-on-dark-muted);
    font-size: 13px;
    margin: 0;
}

/* Download */
.download-section {
    padding: var(--section-padding) 0;
    background:
        radial-gradient(ellipse 70% 60% at 50% 100%, rgba(40, 200, 112, 0.14) 0%, transparent 55%),
        var(--bg-base);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    max-width: 760px;
    margin: 0 auto;
}

.download-card {
    padding: var(--space-8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    background: var(--bg-base);
    text-align: center;
    transition: border-color var(--transition-base), transform var(--transition-base);
}

.download-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.platform-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-4);
    border-radius: var(--radius-lg);
    background: var(--accent-muted);
    color: var(--accent-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
}

.download-card h3 { margin-bottom: var(--space-2); }

.download-card > p {
    margin-bottom: var(--space-5);
    font-size: 0.95rem;
}

.download-card .btn { width: 100%; margin-bottom: var(--space-3); }

.download-card .rating span {
    font-size: 13px;
    color: var(--text-muted);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--bg-soft);
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-12) 0 var(--space-8);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section h4 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-4);
}

.footer-section ul { list-style: none; }

.footer-section li { margin-bottom: var(--space-3); }

.footer-section a {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.footer-section a:hover { color: var(--text-primary); }

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: var(--space-5);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: var(--space-2);
}

.footer-bottom p:last-child { margin-bottom: 0; }

/* ============================================
   ABOUT / POLICY PAGES
   ============================================ */

.about-hero,
.policy-hero {
    padding: 140px 0 var(--space-12);
    text-align: center;
    background:
        radial-gradient(ellipse 60% 50% at 50% 0%, rgba(40, 200, 112, 0.14) 0%, transparent 60%),
        var(--bg-soft);
}

.about-hero-content h1,
.policy-hero-content h1 {
    margin-bottom: var(--space-3);
}

.about-hero-content p,
.policy-hero-content p {
    max-width: 42ch;
    margin: 0 auto;
    font-size: 1.05rem;
}

.policy-links {
    padding: var(--section-padding) 0;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.policy-card {
    padding: var(--space-8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    text-align: center;
    background: var(--bg-base);
}

.policy-icon {
    width: 52px;
    height: 52px;
    margin: 0 auto var(--space-4);
    border-radius: var(--radius-md);
    background: var(--accent-muted);
    color: var(--accent-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.policy-card h3 { margin-bottom: var(--space-2); }

.policy-card p {
    margin-bottom: var(--space-5);
    font-size: 0.95rem;
}

.policy-card .btn { width: 100%; }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: var(--space-5);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
}

.back-link:hover {
    background: var(--bg-base);
    color: var(--text-primary);
}

.policy-content {
    padding: var(--section-padding) 0;
    background: var(--bg-base);
}

.policy-text {
    max-width: 720px;
    margin: 0 auto;
}

.policy-text p,
.policy-text li {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.policy-text p { margin-bottom: var(--space-5); }

.policy-text h2 {
    font-size: 1.25rem;
    margin: var(--space-10) 0 var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border-subtle);
}

.policy-text h2:first-of-type { margin-top: 0; }

.policy-text ul,
.policy-text ol {
    margin-bottom: var(--space-5);
    padding-left: var(--space-5);
}

.policy-text li { margin-bottom: var(--space-3); }

.policy-text ol { list-style: decimal; }
.policy-text ul { list-style: disc; }

/* Modal */
.premium-modal {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.55);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease;
}

@media (min-width: 768px) {
    .premium-modal { align-items: center; }
}

.modal-content {
    background: var(--bg-base);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    width: 100%;
    max-width: 420px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@media (min-width: 768px) {
    .modal-content { border-radius: var(--radius-xl); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
}

.modal-header h3 { margin: 0; font-size: 1.15rem; }

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--bg-soft);
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
}

.modal-body { padding: var(--space-5); }

.premium-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-soft);
    border-radius: var(--radius-md);
}

.benefit-item i {
    color: var(--accent);
    width: 20px;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeInUp 0.55s var(--transition-slow) forwards;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 960px) {
    .hero-content,
    .vpn-content,
    .privacy-layout {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .hero {
        min-height: auto;
        padding: 110px 0 64px;
        text-align: center;
    }

    .hero-title,
    .hero-subtitle { margin-left: auto; margin-right: auto; }

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

    .hero-visual { order: -1; }

    .hero-banner { width: min(100%, 300px); }

    .content-strip,
    .premium-grid,
    .policy-grid,
    .download-content {
        grid-template-columns: 1fr;
    }

    .section-header.center,
    .section-header { text-align: left; }
}

@media (max-width: 768px) {
    :root { --section-padding: 56px; }

    .container { width: calc(100% - 32px); }

    .nav { display: none; }

    .mobile-menu-toggle { display: block; }

    .header-actions .btn-primary { display: none; }

    .nav.active {
        display: block;
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--bg-base);
        border-bottom: 1px solid var(--border-subtle);
        box-shadow: var(--shadow-md);
        padding: var(--space-3);
        z-index: 999;
        max-height: calc(100vh - 68px);
        overflow-y: auto;
    }

    .nav.active .nav-list {
        flex-direction: column;
        align-items: stretch;
    }

    .nav.active .nav-link {
        width: 100%;
        justify-content: flex-start;
        color: var(--text-primary);
    }

    .nav.active .nav-link i { margin-left: auto; }

    .nav.active .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: var(--bg-soft);
        margin-top: var(--space-1);
    }

    .footer-content { flex-direction: column; text-align: center; }

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

    .feature-row {
        grid-template-columns: 48px 1fr;
        gap: var(--space-4);
    }

    .feature-row .feature-icon {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }
}