/* ========== RESET & BASE ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: 'Poppins', sans-serif;
    background: #060a14;
    color: #e0e0e0;
    overflow-x: hidden;
    line-height: 1.7;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ========== DEMO NAVBAR ========== */
.demo-navbar {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    padding: 18px 0;
    transition: background 0.4s, padding 0.4s, box-shadow 0.4s, border-color 0.4s;
    background: transparent;
    border-bottom: 1px solid transparent;
}
.demo-navbar.scrolled {
    background: rgba(6, 10, 20, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.demo-nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    max-width: 1200px; margin: 0 auto; padding: 0 20px;
}
.demo-logo {
    font-size: 1.5rem; font-weight: 800; color: #fff; letter-spacing: -1px;
    display: flex; align-items: center; gap: 10px;
}
.demo-logo i {
    font-size: 1.2rem;
    opacity: 0.9;
}
.demo-logo .logo-accent {
    background: linear-gradient(135deg, var(--accent, #1e90ff), var(--accent-light, #00d4ff));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.demo-nav-links { display: flex; gap: 28px; align-items: center; }
.demo-nav-links a {
    color: rgba(255,255,255,0.6); font-weight: 500; font-size: 0.9rem;
    transition: color 0.3s; position: relative; padding: 4px 0;
}
.demo-nav-links a::after {
    content: ''; position: absolute; bottom: -2px; left: 50%; width: 0; height: 2px;
    background: var(--accent, #1e90ff);
    transition: width 0.3s, left 0.3s; border-radius: 2px;
}
.demo-nav-links a:hover { color: #fff; }
.demo-nav-links a:hover::after { width: 100%; left: 0; }

/* ========== MOBILE HAMBURGER ========== */
.demo-menu-toggle {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 5px; padding: 4px; z-index: 1001;
}
.demo-menu-toggle span {
    display: block; width: 24px; height: 2px; background: #fff;
    border-radius: 2px; transition: all 0.3s;
}
.demo-menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.demo-menu-toggle.active span:nth-child(2) { opacity: 0; }
.demo-menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== DEMO HERO ========== */
.demo-hero {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    position: relative; text-align: center;
    overflow: hidden; padding: 120px 20px 80px;
}
.demo-hero::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(var(--accent-rgb, 30,144,255), 0.08) 0%, transparent 60%);
    pointer-events: none;
}
.demo-hero::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px;
    background: linear-gradient(to top, #060a14, transparent);
    pointer-events: none;
}
.hero-glow {
    position: absolute; width: 500px; height: 500px; border-radius: 50%;
    filter: blur(120px); opacity: 0.12; pointer-events: none;
    animation: heroGlowPulse 8s ease-in-out infinite;
}
.hero-glow-1 {
    top: -20%; left: -10%;
    background: var(--accent, #1e90ff);
}
.hero-glow-2 {
    bottom: -20%; right: -10%;
    background: var(--accent-light, #a855f7);
    animation-delay: -4s;
}
@keyframes heroGlowPulse {
    0%, 100% { opacity: 0.08; transform: scale(1); }
    50% { opacity: 0.15; transform: scale(1.1); }
}
.demo-hero-content {
    position: relative; z-index: 2; max-width: 700px; margin: 0 auto;
}
.demo-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 900; color: #fff;
    margin-bottom: 20px; line-height: 1.15; letter-spacing: -1px;
}
.demo-hero .gradient-text {
    background: linear-gradient(135deg, var(--accent, #1e90ff), var(--accent-light, #00d4ff));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.demo-hero p {
    color: rgba(255,255,255,0.55); font-size: 1.15rem;
    max-width: 550px; margin: 0 auto 36px; line-height: 1.8;
}
.demo-hero-buttons {
    display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
.hero-scroll-indicator {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    z-index: 2; animation: heroBounce 2.5s ease-in-out infinite;
}
.hero-scroll-indicator i {
    color: rgba(255,255,255,0.25); font-size: 1.3rem;
    transition: color 0.3s;
}
.hero-scroll-indicator:hover i { color: var(--accent, #1e90ff); }
@keyframes heroBounce {
    0%,100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ========== DEMO SECTIONS ========== */
.demo-section {
    padding: 100px 0;
    position: relative;
}
.demo-section-dark {
    background: rgba(255,255,255,0.012);
    border-top: 1px solid rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.demo-section-title {
    font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 800;
    text-align: center; margin-bottom: 14px; color: #fff;
    letter-spacing: -0.5px;
}
.demo-section-title::after {
    content: ''; display: block; width: 50px; height: 3px;
    background: linear-gradient(90deg, var(--accent, #1e90ff), var(--accent-light, #a855f7));
    border-radius: 4px; margin: 16px auto 0;
}
.demo-section-subtitle {
    text-align: center; color: rgba(255,255,255,0.4);
    max-width: 520px; margin: 0 auto 55px; font-size: 1rem;
}

/* ========== DEMO GRID ========== */
.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

/* ========== DEMO CARD (Premium) ========== */
.demo-card {
    background: rgba(255,255,255,0.025);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px; padding: 32px 28px;
    transition: transform 0.4s cubic-bezier(.25,.46,.45,.94), border-color 0.4s, box-shadow 0.4s, background 0.4s;
    position: relative; overflow: hidden;
}
.demo-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--accent, #1e90ff), var(--accent-light, #a855f7));
    opacity: 0; transition: opacity 0.4s;
}
.demo-card:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--accent-rgb, 30,144,255), 0.25);
    box-shadow: 0 20px 50px rgba(0,0,0,0.35), 0 0 30px rgba(var(--accent-rgb, 30,144,255), 0.05);
    background: rgba(255,255,255,0.04);
}
.demo-card:hover::before { opacity: 1; }
.demo-card-icon {
    width: 60px; height: 60px; border-radius: 16px;
    background: linear-gradient(135deg, rgba(var(--accent-rgb, 30,144,255), 0.12), rgba(var(--accent-rgb, 30,144,255), 0.04));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: var(--accent, #1e90ff); margin-bottom: 18px;
    transition: transform 0.3s, box-shadow 0.3s;
}
.demo-card:hover .demo-card-icon {
    transform: scale(1.08);
    box-shadow: 0 4px 15px rgba(var(--accent-rgb, 30,144,255), 0.15);
}
.demo-card h3 {
    font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 10px;
    transition: color 0.3s;
}
.demo-card:hover h3 { color: var(--accent-light, #00d4ff); }
.demo-card p {
    color: rgba(255,255,255,0.48); font-size: 0.9rem; line-height: 1.75;
}

/* ========== DEMO STATS ========== */
.demo-stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 22px; max-width: 850px; margin: 0 auto;
}
.demo-stat {
    text-align: center; padding: 32px 18px;
    background: rgba(255,255,255,0.025); border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.06);
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
    position: relative; overflow: hidden;
}
.demo-stat::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(var(--accent-rgb, 30,144,255), 0.06) 0%, transparent 70%);
    pointer-events: none;
}
.demo-stat:hover {
    transform: translateY(-5px);
    border-color: rgba(var(--accent-rgb, 30,144,255), 0.2);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.demo-stat-number {
    font-size: 2.6rem; font-weight: 900; display: block;
    background: linear-gradient(135deg, var(--accent, #1e90ff), var(--accent-light, #00d4ff));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; position: relative; z-index: 1;
}
.demo-stat-label {
    color: rgba(255,255,255,0.4); font-size: 0.85rem; margin-top: 6px;
    font-weight: 500; position: relative; z-index: 1;
}

/* ========== DEMO BUTTONS ========== */
.demo-btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 15px 36px; border-radius: 50px; font-weight: 600; font-size: 0.95rem;
    background: linear-gradient(135deg, var(--accent, #1e90ff), var(--accent-dark, #0066cc));
    color: #fff; border: none; cursor: pointer; font-family: inherit;
    box-shadow: 0 4px 20px rgba(var(--accent-rgb, 30,144,255), 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative; overflow: hidden;
}
.demo-btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s;
}
.demo-btn:hover::before { left: 100%; }
.demo-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 35px rgba(var(--accent-rgb, 30,144,255), 0.45);
}
.demo-btn-outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.2);
    box-shadow: none;
}
.demo-btn-outline:hover {
    border-color: var(--accent, #1e90ff);
    background: rgba(var(--accent-rgb, 30,144,255), 0.08);
    box-shadow: none;
}

/* ========== DEMO FOOTER ========== */
.demo-footer {
    padding: 50px 0 30px;
    background: #030710;
    border-top: 1px solid rgba(255,255,255,0.04);
    text-align: center;
}
.demo-footer-logo {
    font-size: 1.3rem; font-weight: 800; color: #fff;
    margin-bottom: 12px; display: block;
}
.demo-footer-logo .logo-accent {
    background: linear-gradient(135deg, var(--accent, #1e90ff), var(--accent-light, #00d4ff));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.demo-footer p {
    color: rgba(255,255,255,0.25); font-size: 0.82rem;
}
.demo-footer a {
    color: var(--accent, #1e90ff); transition: color 0.3s;
}
.demo-footer a:hover { color: var(--accent-light, #00d4ff); }

/* ========== TOALTECH BADGE ========== */
.toaltech-badge {
    position: fixed; bottom: 20px; left: 20px; z-index: 999;
    display: flex; align-items: center; gap: 8px;
    background: rgba(6, 10, 20, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.07);
    padding: 10px 18px; border-radius: 50px;
    font-size: 0.75rem; color: rgba(255,255,255,0.45);
    transition: border-color 0.3s, color 0.3s, box-shadow 0.3s, transform 0.3s;
    text-decoration: none;
}
.toaltech-badge:hover {
    border-color: rgba(30,144,255,0.3);
    color: rgba(255,255,255,0.8);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transform: translateY(-2px);
}
.toaltech-badge i {
    color: #1e90ff; font-size: 0.8rem;
}
.toaltech-badge strong {
    color: #fff; font-weight: 700;
}
.toaltech-badge strong span {
    color: #1e90ff;
}

/* ========== SCROLL REVEAL ========== */
.reveal {
    opacity: 0; transform: translateY(35px);
    transition: opacity 0.7s cubic-bezier(.25,.46,.45,.94), transform 0.7s cubic-bezier(.25,.46,.45,.94);
}
.reveal.revealed {
    opacity: 1; transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }

/* ========== UTILITY ========== */
.text-center { text-align: center; }
.mt-2 { margin-top: 20px; }
.mt-4 { margin-top: 40px; }
.mb-2 { margin-bottom: 20px; }
.gap-sm { gap: 12px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .demo-hero { min-height: auto; padding: 100px 20px 60px; }
    .demo-section { padding: 60px 0; }
    .demo-section-subtitle { margin-bottom: 35px; }
    .demo-grid { grid-template-columns: 1fr; }
    .demo-hero h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); letter-spacing: -0.5px; }
    .demo-hero p { font-size: 1rem; margin-bottom: 28px; }
    .hero-glow { width: 250px; height: 250px; }
    .hero-scroll-indicator { display: none; }
    .demo-stats { grid-template-columns: 1fr 1fr; gap: 14px; }

    /* Mobile menu */
    .demo-menu-toggle { display: flex; }
    .demo-nav-links {
        position: fixed; top: 0; right: -100%; width: 260px; height: 100vh;
        background: rgba(6,10,20,0.98); backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column; padding: 80px 24px 30px; gap: 0;
        transition: right 0.3s ease; z-index: 1000;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    .demo-nav-links.active { right: 0; }
    .demo-nav-links a {
        padding: 14px 0; font-size: 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .demo-nav-links a::after { display: none; }
}
@media (max-width: 480px) {
    .demo-hero { padding: 90px 16px 50px; }
    .demo-hero h1 { font-size: clamp(1.3rem, 6vw, 1.8rem); }
    .demo-hero p { font-size: 0.9rem; }
    .demo-section { padding: 50px 0; }
    .demo-section-title { font-size: clamp(1.3rem, 5vw, 1.7rem); }
    .demo-section-subtitle { font-size: 0.88rem; margin-bottom: 30px; }
    .demo-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
    .demo-stat { padding: 20px 12px; }
    .demo-stat-number { font-size: 2rem; }
    .demo-hero-buttons { flex-direction: column; align-items: stretch; }
    .demo-btn { width: 100%; justify-content: center; padding: 13px 24px; font-size: 0.88rem; }
    .demo-card { padding: 22px 18px; border-radius: 16px; }
    .demo-card-icon { width: 50px; height: 50px; font-size: 1.1rem; }
    .demo-card h3 { font-size: 1rem; }
    .demo-card p { font-size: 0.85rem; }
    .container { padding: 0 16px; }
    .hero-glow { width: 180px; height: 180px; }
    .demo-footer { padding: 35px 0 20px; }
    .toaltech-badge { bottom: 12px; left: 12px; padding: 7px 12px; font-size: 0.68rem; }
}
@media (max-width: 360px) {
    .demo-hero h1 { font-size: 1.2rem; }
    .demo-hero p { font-size: 0.85rem; }
    .demo-stats { grid-template-columns: 1fr; }
    .demo-stat-number { font-size: 1.8rem; }
    .container { padding: 0 12px; }
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
}