/* ── Klipr Premium Design System ── */
:root {
    --bg-main: #070a0f;
    --bg-surface: #0e141c;
    --bg-surface-elevated: #151e2a;
    --bg-surface-glass: rgba(14, 20, 28, 0.75);
    --bg-input: #0a0e14;
    
    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-medium: rgba(255, 255, 255, 0.14);
    --border-accent: rgba(88, 166, 255, 0.35);

    --text-primary: #f0f6fc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-blue: #58a6ff;
    --accent-blue-hover: #79b8ff;
    --accent-blue-glow: rgba(88, 166, 255, 0.25);
    --accent-cyan: #38bdf8;
    --accent-emerald: #3fb950;
    --accent-purple: #a855f7;
    --accent-amber: #f59e0b;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    color-scheme: dark;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

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

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

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Ambient Background & Grid ── */
.bg-ambient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 70% 50% at 50% 0%, #000 70%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 0%, #000 70%, transparent 100%);
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.45;
}

.glow-top-center {
    width: 800px;
    height: 550px;
    background: radial-gradient(circle, var(--accent-blue-glow) 0%, rgba(56, 189, 248, 0.08) 50%, transparent 80%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
}

.glow-middle-right {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, transparent 70%);
    top: 45%;
    right: -150px;
}

.glow-bottom-left {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(63, 185, 80, 0.1) 0%, transparent 70%);
    top: 75%;
    left: -120px;
}

/* ── Navigation ── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    background: rgba(7, 10, 15, 0.75);
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--transition-normal), border-color var(--transition-normal);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.025em;
}

.nav-brand img {
    width: 34px;
    height: 34px;
    filter: drop-shadow(0 0 14px var(--accent-blue-glow));
    transition: transform var(--transition-normal);
}

.nav-brand:hover img {
    transform: scale(1.08) rotate(-4deg);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-links a {
    position: relative;
    padding: 6px 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width var(--transition-fast);
    border-radius: var(--radius-full);
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Language Switcher */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    padding: 3px 4px 3px 10px;
    backdrop-filter: blur(12px);
    transition: all var(--transition-fast);
}

.lang-switcher:hover {
    border-color: var(--border-medium);
    background: rgba(255, 255, 255, 0.05);
}

.lang-globe-icon {
    color: var(--text-muted);
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.lang-switcher:hover .lang-globe-icon {
    color: var(--accent-blue);
}

.lang-segmented {
    display: inline-flex;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-full);
    padding: 2px;
    gap: 2px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.2;
}

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

.lang-btn.active {
    background: var(--accent-blue);
    color: #04080e;
    box-shadow: 0 1px 6px rgba(88, 166, 255, 0.35);
}

.gh-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.gh-btn:hover {
    background: var(--bg-surface-elevated);
    border-color: var(--border-medium);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* ── Hero Section ── */
.hero {
    position: relative;
    z-index: 1;
    padding: 100px 0 70px;
    text-align: center;
}

.badge-wrapper {
    margin-bottom: 24px;
}

.badge-release {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.25);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 10px rgba(88, 166, 255, 0.08);
}

.badge-release:hover {
    background: rgba(88, 166, 255, 0.16);
    border-color: rgba(88, 166, 255, 0.45);
    transform: translateY(-1px);
}

.badge-pulse {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-emerald);
}

.badge-pulse::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background-color: var(--accent-emerald);
    opacity: 0.4;
    animation: pulseRing 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulseRing {
    0% { transform: scale(0.6); opacity: 0.8; }
    100% { transform: scale(2.2); opacity: 0; }
}

.hero-title {
    font-size: clamp(2.6rem, 5.5vw, 4.4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.038em;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 30%, var(--accent-blue) 75%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 660px;
    margin: 0 auto 36px;
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.hero-trust-text {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.hero-trust-text svg {
    color: var(--accent-emerald);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ── Free Promise Section ── */
.free-promise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.free-card {
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 28px 22px;
    backdrop-filter: blur(12px);
    transition: transform var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal);
}

.free-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    background: var(--bg-surface-elevated);
}

.free-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid rgba(63, 185, 80, 0.25);
    color: var(--accent-emerald);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.free-card h3 {
    font-size: 1.08rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.free-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}

@media (max-width: 992px) {
    .free-promise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .free-promise-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(180deg, #70b4ff 0%, var(--accent-blue) 100%);
    color: #04080e;
    box-shadow: 0 4px 24px var(--accent-blue-glow), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(180deg, #8dc3ff 0%, #68adff 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(88, 166, 255, 0.45);
}

.btn-secondary {
    background: var(--bg-surface-glass);
    backdrop-filter: blur(12px);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
    background: var(--bg-surface-elevated);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.btn-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Hero Pill Badges */
.hero-pills {
    display: flex;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
}

.pill-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.03);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-subtle);
}

.pill-item svg {
    width: 15px;
    height: 15px;
    color: var(--accent-blue);
}

/* ── Showcase / Screenshots ── */
.showcase {
    position: relative;
    z-index: 1;
    padding: 30px 0 80px;
}

.showcase-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.window-frame {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04);
    transition: transform var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
    cursor: zoom-in;
}

.window-frame:hover {
    transform: translateY(-6px);
    border-color: var(--border-accent);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6), 0 0 40px var(--accent-blue-glow);
}

.window-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-subtle);
}

.window-controls {
    display: flex;
    gap: 8px;
}

.window-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.dot-close { background: #ff5f56; }
.dot-min { background: #ffbd2e; }
.dot-max { background: #27c93f; }

.window-title {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
}

.window-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    background: #0d1218;
}

.window-caption {
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.zoom-hint {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ── Features Section ── */
.section {
    position: relative;
    z-index: 1;
    padding: 88px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-tag {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    color: var(--accent-blue);
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.028em;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    backdrop-filter: blur(12px);
    transition: transform var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-accent);
    background: var(--bg-surface-elevated);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(88, 166, 255, 0.1);
}

.feature-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    margin-bottom: 22px;
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.feature-card:hover .feature-icon-wrapper {
    transform: scale(1.08);
    color: var(--accent-blue-hover);
    background: rgba(88, 166, 255, 0.16);
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* ── Install Section ── */
.install-card {
    max-width: 740px;
    margin: 0 auto;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 48px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.install-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
}

.install-header {
    text-align: center;
    margin-bottom: 28px;
}

.install-header h3 {
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.install-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.terminal-window {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.terminal-code-box {
    border: none;
    border-radius: 0;
}

.code-box {
    background: var(--bg-main);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.code-box:hover {
    border-color: var(--border-accent);
    background: rgba(10, 13, 18, 0.95);
}

.code-text {
    color: var(--text-primary);
    overflow-x: auto;
    white-space: nowrap;
    user-select: all;
}

.code-prompt {
    color: var(--accent-blue);
    margin-right: 6px;
    user-select: none;
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: 6px;
    transition: all var(--transition-fast);
}

.copy-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
}

.install-note {
    margin-top: 24px;
    text-align: center;
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* ── FAQ Section ── */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.faq-item.active {
    border-color: var(--border-accent);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.02rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent-blue);
}

.faq-icon {
    font-size: 1.2rem;
    color: var(--text-muted);
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--accent-blue);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--text-secondary);
    font-size: 0.93rem;
    line-height: 1.65;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 250px;
    padding-bottom: 20px;
}

/* ── Toast Notifications ── */
.toast-container {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    font-size: 0.88rem;
    font-weight: 500;
    transform: translateY(20px);
    opacity: 0;
    animation: toastSlideUp 0.3s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

.toast svg {
    width: 16px;
    height: 16px;
    color: var(--accent-emerald);
}

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

/* ── Lightbox Modal ── */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 8, 12, 0.88);
    backdrop-filter: blur(14px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 24px;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-medium);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.6rem;
    cursor: pointer;
}

/* Back To Top Button */
.back-to-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 90;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-medium);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
}

.back-to-top:hover {
    color: var(--text-primary);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

/* ── Footer ── */
.footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border-subtle);
    padding: 48px 0;
    background: rgba(7, 10, 15, 0.85);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.footer-brand img {
    width: 22px;
    height: 22px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a:hover {
    color: var(--accent-blue);
}

/* ── Scroll Animations ── */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ── Responsive Design ── */
@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .showcase-container {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .navbar .nav-links {
        display: none;
    }
    .hero {
        padding: 60px 0 40px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .install-card {
        padding: 32px 20px;
    }
    .footer-inner {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    .btn {
        width: 100%;
    }
}
