/* ============================
   VividCut Landing Page — style.css
   Dark premium theme with magenta/cyan accents
   ============================ */

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

:root {
    --bg: #060612;
    --bg-surface: #0c0c1e;
    --bg-card: #111128;
    --bg-card-hover: #16163a;
    --text: #e8e8f0;
    --text-muted: #8888aa;
    --text-dim: #555577;
    --accent-magenta: #e040fb;
    --accent-cyan: #00e5ff;
    --accent-gradient: linear-gradient(135deg, #e040fb 0%, #00e5ff 100%);
    --accent-gradient-r: linear-gradient(135deg, #00e5ff 0%, #e040fb 100%);
    --border: rgba(255, 255, 255, 0.06);
    --glow-magenta: rgba(224, 64, 251, 0.25);
    --glow-cyan: rgba(0, 229, 255, 0.25);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xl: 24px;
    --font: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

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

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

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

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

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

/* ---------- Navigation ---------- */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}

#navbar.scrolled {
    background: rgba(6, 6, 18, 0.85);
    -webkit-backdrop-filter: blur(20px) saturate(1.5);
    backdrop-filter: blur(20px) saturate(1.5);
    box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.logo-vivid {
    color: var(--text);
}

.logo-cut {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition);
}

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

.nav-cta {
    padding: 8px 20px !important;
    border-radius: 100px;
    background: var(--accent-gradient) !important;
    color: #000 !important;
    font-weight: 600 !important;
    transition: transform var(--transition), box-shadow var(--transition) !important;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--glow-magenta);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 100px;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #000;
    box-shadow: 0 4px 30px rgba(224, 64, 251, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(224, 64, 251, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* ---------- Hero ---------- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 40%, rgba(224, 64, 251, 0.12) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 30%, rgba(0, 229, 255, 0.1) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 50% 80%, rgba(100, 50, 200, 0.08) 0%, transparent 70%),
        var(--bg);
}

.hero-grain {
    position: absolute;
    inset: 0;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 150px;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    animation: float 8s ease-in-out infinite;
}

.hero-glow-1 {
    width: 400px;
    height: 400px;
    background: var(--glow-magenta);
    top: 10%;
    left: 10%;
}

.hero-glow-2 {
    width: 350px;
    height: 350px;
    background: var(--glow-cyan);
    bottom: 20%;
    right: 15%;
    animation-delay: -4s;
}

@keyframes float {

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

    33% {
        transform: translate(30px, -20px) scale(1.05);
    }

    66% {
        transform: translate(-20px, 15px) scale(0.95);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4caf50;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4);
    }

    50% {
        opacity: 0.8;
        box-shadow: 0 0 0 6px rgba(76, 175, 80, 0);
    }
}

.hero-content h1 {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -0.04em;
}

.hero-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 40px;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: -5%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
    opacity: 0.15;
    pointer-events: none;
}

.hero-phone-mockup {
    position: relative;
}

.phone-frame {
    width: 350px;
    height: 350px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.phone-screen {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.phone-glow {
    position: absolute;
    inset: -30px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--glow-magenta), transparent 70%);
    z-index: -1;
    filter: blur(40px);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-dim);
    border-bottom: 2px solid var(--text-dim);
    transform: rotate(45deg);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {

    0%,
    100% {
        transform: rotate(45deg) translate(0, 0);
        opacity: 0.5;
    }

    50% {
        transform: rotate(45deg) translate(6px, 6px);
        opacity: 1;
    }
}

/* ---------- Sections ---------- */
.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 120px 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-tag {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: var(--accent-gradient);
    color: #000;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 550px;
    margin: 0 auto;
}

/* ---------- Features Grid ---------- */
#features {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

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

.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    will-change: transform;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border-color: rgba(224, 64, 251, 0.2);
}

.feature-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.feature-image-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, var(--bg-card) 0%, transparent 100%);
    pointer-events: none;
}

.feature-info {
    padding: 24px;
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(224, 64, 251, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--accent-magenta);
}

.feature-info h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.feature-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ---------- Tools Grid ---------- */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.tools-grid-single {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    will-change: transform;
    text-align: center;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(0, 229, 255, 0.2);
}

.tool-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--accent-cyan);
    transition: background var(--transition);
}

.tool-card:hover .tool-icon {
    background: rgba(0, 229, 255, 0.15);
}

.tool-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.tool-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ---------- Pricing ---------- */
#pricing {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    text-align: center;
    position: relative;
    transition: transform var(--transition), box-shadow var(--transition);
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-card-pro {
    border-color: rgba(224, 64, 251, 0.3);
    background: linear-gradient(170deg, rgba(224, 64, 251, 0.06) 0%, var(--bg-card) 40%);
    box-shadow: 0 0 60px rgba(224, 64, 251, 0.08);
}

.pricing-card-pro:hover {
    box-shadow: 0 10px 60px rgba(224, 64, 251, 0.15);
}

.pricing-popular {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 18px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--accent-gradient);
    color: #000;
    white-space: nowrap;
}

.pricing-tier {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.pricing-price {
    margin-bottom: 32px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-left: 4px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.92rem;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    flex-shrink: 0;
    color: var(--accent-cyan);
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

/* ---------- Download CTA ---------- */
#download {
    position: relative;
    overflow: hidden;
}

.download-inner {
    text-align: center;
    position: relative;
    z-index: 1;
}

.download-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--glow-magenta), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
}

#download h2 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

#download p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.app-store-badge {
    display: inline-block;
    transition: transform var(--transition), box-shadow var(--transition);
    position: relative;
    z-index: 1;
}

.app-store-badge:hover {
    transform: translateY(-3px);
    filter: brightness(1.2);
}

/* ---------- Footer ---------- */
#footer {
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 64px 24px 40px;
    display: flex;
    justify-content: space-between;
    gap: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand .logo-vivid,
.footer-brand .logo-cut {
    font-size: 1.3rem;
    font-weight: 800;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.5;
}

.footer-links {
    display: flex;
    gap: 64px;
}

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

.footer-col h5 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 6px;
}

.footer-col a {
    font-size: 0.88rem;
    color: var(--text-dim);
    transition: color var(--transition);
}

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

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 24px 24px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-dim);
}

/* ---------- Animations ---------- */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.features-grid [data-animate]:nth-child(1) {
    transition-delay: 0s;
}

.features-grid [data-animate]:nth-child(2) {
    transition-delay: 0.1s;
}

.features-grid [data-animate]:nth-child(3) {
    transition-delay: 0.2s;
}

.features-grid [data-animate]:nth-child(4) {
    transition-delay: 0.3s;
}

.features-grid [data-animate]:nth-child(5) {
    transition-delay: 0.4s;
}

.features-grid [data-animate]:nth-child(6) {
    transition-delay: 0.5s;
}

.tools-grid [data-animate]:nth-child(1) {
    transition-delay: 0s;
}

.tools-grid [data-animate]:nth-child(2) {
    transition-delay: 0.06s;
}

.tools-grid [data-animate]:nth-child(3) {
    transition-delay: 0.12s;
}

.tools-grid [data-animate]:nth-child(4) {
    transition-delay: 0.18s;
}

.tools-grid [data-animate]:nth-child(5) {
    transition-delay: 0.24s;
}

.tools-grid [data-animate]:nth-child(6) {
    transition-delay: 0.3s;
}

.tools-grid [data-animate]:nth-child(7) {
    transition-delay: 0.36s;
}

.tools-grid [data-animate]:nth-child(8) {
    transition-delay: 0.42s;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .hero-visual {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links a:not(.nav-cta) {
        display: none;
    }

    #hero {
        padding: 100px 20px 60px;
        min-height: auto;
    }

    .hero-content h1 {
        font-size: 3rem;
    }

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

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

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .footer-inner {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        gap: 40px;
        flex-wrap: wrap;
    }

    .section-inner {
        padding: 80px 20px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.4rem;
    }

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

    .hero-badge {
        font-size: 0.72rem;
    }
}