/* ========================================
   STLR Landing Page - Modern CSS Styles
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-card: rgba(255, 255, 255, 0.03);
    --color-text: #ffffff;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-accent: #8b5cf6;
    --color-accent-2: #a855f7;
    --color-success: #22c55e;
    --color-border: rgba(255, 255, 255, 0.08);
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-glow: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition-fast: 0.15s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Animated Background */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(139, 92, 246, 0.1), transparent),
        radial-gradient(ellipse 60% 40% at 0% 80%, rgba(168, 85, 247, 0.08), transparent);
    pointer-events: none;
    z-index: -2;
}

.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    opacity: 0;
    animation: twinkle var(--duration) var(--delay) infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0; }
    50% { opacity: var(--opacity); }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

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

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

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    padding: 120px 24px 80px;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-light);
    margin-bottom: 24px;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.stat {
    text-align: left;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    display: inline;
}

.stat-suffix {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.token-card {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.token-glow {
    position: absolute;
    width: 200%;
    height: 200%;
    background: var(--gradient-glow);
    animation: glow-pulse 4s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.token-image {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.token-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(99, 102, 241, 0.3);
    animation: ring-spin 20s linear infinite;
}

.token-ring:nth-child(3) {
    width: 240px;
    height: 240px;
}

.token-ring-2 {
    width: 300px;
    height: 300px;
    animation-duration: 25s;
    animation-direction: reverse;
    border-color: rgba(139, 92, 246, 0.2);
}

.token-ring-3 {
    width: 360px;
    height: 360px;
    animation-duration: 30s;
    border-color: rgba(168, 85, 247, 0.15);
}

@keyframes ring-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

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

.about-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.about-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.about-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.about-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.about-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Features Section */
.features-section {
    background: var(--color-bg-secondary);
}

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

.feature-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.orbit-container {
    position: relative;
    width: 350px;
    height: 350px;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px dashed rgba(99, 102, 241, 0.3);
    border-radius: 50%;
}

.orbit-1 {
    width: 150px;
    height: 150px;
}

.orbit-2 {
    width: 250px;
    height: 250px;
}

.orbit-3 {
    width: 350px;
    height: 350px;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orbit-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.orbit-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: orbit-rotate linear infinite;
}

.orbit-dot-1 {
    animation-duration: 8s;
    top: calc(50% - 75px);
    left: 50%;
    transform-origin: 0 75px;
}

.orbit-dot-2 {
    animation-duration: 12s;
    top: calc(50% - 125px);
    left: 50%;
    transform-origin: 0 125px;
    background: linear-gradient(135deg, #8b5cf6, #a855f7);
}

.orbit-dot-3 {
    animation-duration: 16s;
    top: calc(50% - 175px);
    left: 50%;
    transform-origin: 0 175px;
    background: linear-gradient(135deg, #a855f7, #ec4899);
}

@keyframes orbit-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-number {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary-light);
    min-width: 40px;
}

.feature-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-content p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Tokenomics Section */
.tokenomics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.tokenomics-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}

.tokenomics-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
}

.tokenomics-card.highlight {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: rgba(99, 102, 241, 0.3);
}

.tokenomics-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tokenomics-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-primary-light);
}

.tokenomics-value {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tokenomics-label {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.tokenomics-note {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.contract-info {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-align: center;
}

.contract-info h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

.contract-address {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.contract-address code {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    font-size: 0.875rem;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    padding: 12px 20px;
    border-radius: var(--border-radius);
    word-break: break-all;
}

.copy-btn {
    position: relative;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--border-radius);
    padding: 12px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-primary-light);
}

.copy-btn:hover {
    background: rgba(99, 102, 241, 0.2);
}

.copy-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: var(--color-success);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    white-space: nowrap;
    margin-bottom: 8px;
}

.copy-btn.copied .copy-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Ecosystem Section */
.ecosystem-section {
    background: var(--color-bg-secondary);
}

.ecosystem-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.ecosystem-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-decoration: none;
    color: var(--color-text);
    transition: var(--transition);
    display: block;
    position: relative;
}

.ecosystem-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.ecosystem-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.ecosystem-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.ecosystem-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.ecosystem-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 16px;
}

.ecosystem-link-arrow {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary-light);
    transition: var(--transition);
}

.ecosystem-card:hover .ecosystem-link-arrow {
    transform: translateX(4px);
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
}

.cta-content {
    text-align: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 80px 40px;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.footer-links {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    color: var(--color-text);
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.footer-address {
    font-size: 0.8125rem !important;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }

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

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

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

    .hero-visual {
        order: -1;
    }

    .token-card {
        width: 280px;
        height: 280px;
    }

    .token-image {
        width: 140px;
        height: 140px;
    }

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

    .feature-visual {
        min-height: 300px;
    }

    .orbit-container {
        width: 280px;
        height: 280px;
    }

    .orbit-3 {
        width: 280px;
        height: 280px;
    }

    .orbit-2 {
        width: 200px;
        height: 200px;
    }

    .orbit-1 {
        width: 120px;
        height: 120px;
    }

    .orbit-dot-1 {
        top: calc(50% - 60px);
        transform-origin: 0 60px;
    }

    .orbit-dot-2 {
        top: calc(50% - 100px);
        transform-origin: 0 100px;
    }

    .orbit-dot-3 {
        top: calc(50% - 140px);
        transform-origin: 0 140px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu {
        display: flex;
    }

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

    .mobile-menu.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        min-height: auto;
        padding: 100px 16px 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 60px;
        height: 1px;
    }

    .section {
        padding: 60px 0;
    }

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

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

    .ecosystem-links {
        grid-template-columns: 1fr;
    }

    .cta-content {
        padding: 40px 20px;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 32px;
    }
}

/* Animations on Scroll */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Selection */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}