/* ============================================
   ACCELERANDO - Design System
   ============================================ */

:root {
    /* Color Palette */
    --bg-primary: #000000;
    --bg-secondary: #0a0f1c;

    /* Accent colors */
    --accent-cyan: #00d4ff;
    --accent-blue: #64b5f6;
    --accent-light-blue: #7ec8ff;

    /* Text colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.4);

    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition-base: 0.3s ease;
}

/* ============================================
   Reset & Base
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.7;
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: var(--transition-base);
}

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

/* ============================================
   Star Canvas
   ============================================ */

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

/* ============================================
   Navigation
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.5rem 2rem;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
    transition: var(--transition-base);
}

.nav.scrolled {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 0.5rem 1rem;
    position: relative;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--accent-cyan);
    transition: var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.community-icon {
    opacity: 0.7;
    transition: var(--transition-base);
}

.nav-link:hover .community-icon {
    opacity: 1;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 2rem 4rem;
    z-index: 2;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    animation: slowZoom 30s ease-in-out infinite alternate;
}

@keyframes slowZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.08);
    }
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg,
            rgba(0, 0, 0, 0.6) 0%,
            rgba(0, 0, 0, 0.4) 40%,
            rgba(0, 0, 0, 0.5) 70%,
            rgba(0, 0, 0, 1) 100%);
}

/* Smoke/Fog Effects */
.hero-smoke {
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.hero-smoke-left {
    top: 0;
    left: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    animation: smokeLeft 8s ease-in-out infinite alternate;
}

.hero-smoke-right {
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(-90deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    animation: smokeRight 10s ease-in-out infinite alternate;
}

.hero-smoke-bottom {
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(0deg, rgba(0, 0, 0, 1) 0%, transparent 100%);
    animation: smokeBottom 12s ease-in-out infinite alternate;
}

@keyframes smokeLeft {
    0% {
        opacity: 0.6;
        transform: translateX(-5%);
    }

    100% {
        opacity: 0.9;
        transform: translateX(0%);
    }
}

@keyframes smokeRight {
    0% {
        opacity: 0.6;
        transform: translateX(5%);
    }

    100% {
        opacity: 0.9;
        transform: translateX(0%);
    }
}

@keyframes smokeBottom {
    0% {
        opacity: 0.8;
        transform: translateY(3%);
    }

    100% {
        opacity: 1;
        transform: translateY(0%);
    }
}

.hero-content {
    text-align: center;
    z-index: 2;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(0.8rem, 2vw, 1rem);
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0.5em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

/* Glassy Title Effect */
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 14vw, 9rem);
    font-weight: 900;
    letter-spacing: 0.06em;
    margin-bottom: 2.5rem;

    /* Glassy gradient text */
    background: linear-gradient(180deg,
            rgba(255, 255, 255, 1) 0%,
            rgba(0, 212, 255, 0.95) 25%,
            rgba(100, 181, 246, 0.9) 50%,
            rgba(0, 212, 255, 0.95) 75%,
            rgba(255, 255, 255, 0.8) 100%);
    background-size: 100% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;

    /* Glass glow */
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.5)) drop-shadow(0 0 60px rgba(0, 212, 255, 0.3)) drop-shadow(0 0 100px rgba(0, 212, 255, 0.2));

    animation: glassShimmer 4s ease-in-out infinite;
}

@keyframes glassShimmer {

    0%,
    100% {
        background-position: 0% 0%;
        filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.5)) drop-shadow(0 0 60px rgba(0, 212, 255, 0.3)) drop-shadow(0 0 100px rgba(0, 212, 255, 0.2));
    }

    50% {
        background-position: 0% 100%;
        filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.7)) drop-shadow(0 0 80px rgba(0, 212, 255, 0.4)) drop-shadow(0 0 120px rgba(0, 212, 255, 0.25));
    }
}

/* ============================================
   Buttons
   ============================================ */

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    min-width: 160px;
}

.btn-primary {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(230, 230, 230, 0.9) 100%);
    color: #000;
}

.btn-secondary {
    background: linear-gradient(135deg, rgba(0, 180, 220, 0.9) 0%, rgba(0, 140, 180, 0.9) 100%);
    color: var(--text-primary);
}

.btn:hover {
    transform: translateY(-3px);
}

.btn-primary:hover {
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.25);
}

.btn-secondary:hover {
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.35);
}

/* Corner brackets */
.btn-corner {
    position: absolute;
    width: 10px;
    height: 10px;
    border: 2px solid;
    transition: var(--transition-base);
}

.btn-primary .btn-corner {
    border-color: #000;
}

.btn-secondary .btn-corner {
    border-color: var(--accent-cyan);
}

.btn-corner-tl {
    top: -3px;
    left: -3px;
    border-right: none;
    border-bottom: none;
}

.btn-corner-tr {
    top: -3px;
    right: -3px;
    border-left: none;
    border-bottom: none;
}

.btn-corner-bl {
    bottom: -3px;
    left: -3px;
    border-right: none;
    border-top: none;
}

.btn-corner-br {
    bottom: -3px;
    right: -3px;
    border-left: none;
    border-top: none;
}

.btn:hover .btn-corner-tl {
    top: -5px;
    left: -5px;
}

.btn:hover .btn-corner-tr {
    top: -5px;
    right: -5px;
}

.btn:hover .btn-corner-bl {
    bottom: -5px;
    left: -5px;
}

.btn:hover .btn-corner-br {
    bottom: -5px;
    right: -5px;
}

/* ============================================
   Contract Address (Hero)
   ============================================ */

.contract-section {
    margin-top: 0.5rem;
}

.contract-container {
    position: relative;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 212, 255, 0.25);
    padding: 1rem 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    max-width: 550px;
    margin: 0 auto;
}

.contract-label {
    font-family: var(--font-display);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.3em;
    margin-bottom: 0.5rem;
}

.contract-address {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.ca-text {
    font-family: var(--font-display);
    font-size: clamp(0.6rem, 2vw, 0.8rem);
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    word-break: break-all;
}

.copy-btn {
    background: transparent;
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--accent-cyan);
    padding: 0.4rem;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    flex-shrink: 0;
}

.copy-btn:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--accent-cyan);
}

.copy-btn.copied {
    background: rgba(0, 255, 136, 0.1);
    border-color: #00ff88;
    color: #00ff88;
}

/* Frame corners */
.frame-corner {
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid var(--accent-cyan);
    z-index: 2;
}

.frame-corner-tl {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
}

.frame-corner-tr {
    top: -2px;
    right: -2px;
    border-left: none;
    border-bottom: none;
}

.frame-corner-bl {
    bottom: -2px;
    left: -2px;
    border-right: none;
    border-top: none;
}

.frame-corner-br {
    bottom: -2px;
    right: -2px;
    border-left: none;
    border-top: none;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    animation: bounce 2s ease-in-out infinite;
    z-index: 3;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(8px);
    }
}

/* ============================================
   Origins Section - Seamless Blend
   ============================================ */

.origins-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem;
    position: relative;
    z-index: 2;
    /* Seamless blend from hero */
    background: linear-gradient(180deg,
            transparent 0%,
            rgba(10, 15, 28, 0.5) 10%,
            rgba(10, 15, 28, 0.9) 30%,
            #0a0f1c 50%,
            #0a0f1c 100%);
}

.origins-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.origins-image {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.book-frame {
    position: relative;
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 6px;
    background: rgba(0, 0, 0, 0.5);
    max-width: 350px;
    transition: var(--transition-base);
}

.book-frame:hover {
    border-color: rgba(0, 212, 255, 0.6);
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.15);
}

.book-cover {
    width: 100%;
    height: auto;
    display: block;
}

.book-caption {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
}

.origins-content {
    padding-right: 2rem;
}

.origins-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.origins-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.origins-text strong {
    color: var(--accent-cyan);
    font-weight: 600;
}

.origins-text em {
    color: var(--text-primary);
}

/* ============================================
   Relevance Section - Seamless Blend
   ============================================ */

.relevance-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem;
    position: relative;
    z-index: 2;
    /* Seamless blend from origins */
    background: linear-gradient(180deg,
            #0a0f1c 0%,
            #0a0f1c 20%,
            #050a14 50%,
            #000000 80%,
            #000000 100%);
}

.relevance-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.relevance-content {
    padding-left: 1rem;
}

.relevance-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.relevance-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.relevance-text strong {
    color: var(--accent-cyan);
    font-weight: 600;
}

.relevance-text em {
    color: var(--text-primary);
}

.relevance-highlight {
    padding: 1.5rem;
    background: rgba(0, 212, 255, 0.05);
    border-left: 3px solid var(--accent-cyan);
    margin-top: 1.5rem;
    margin-bottom: 2rem;
}

/* Tweet Screenshots */
.tweets-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.tweet-frame {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-base);
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

.tweet-frame:hover {
    border-color: rgba(0, 212, 255, 0.4);
    transform: translateY(-3px);
}

.tweet-image {
    width: 100%;
    height: auto;
    display: block;
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    cursor: pointer;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-image {
    max-width: 90%;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox-image {
    transform: scale(1);
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.relevance-image {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    position: sticky;
    top: 120px;
}

.art-frame {
    position: relative;
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 6px;
    background: rgba(0, 0, 0, 0.5);
    max-width: 450px;
    transition: var(--transition-base);
}

.art-frame:hover {
    border-color: rgba(0, 212, 255, 0.6);
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.15);
}

.art-image {
    width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: 3rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: var(--bg-primary);
    position: relative;
    z-index: 2;
}

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

.footer-main {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-text {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
}

.footer-ca {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-ca-text {
    font-family: var(--font-display);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.footer-copy-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    padding: 0.25rem;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
}

.footer-copy-btn:hover {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

.footer-copy-btn.copied {
    color: #00ff88;
    border-color: #00ff88;
}

.footer-links {
    display: flex;
    gap: 1rem;
}

.footer-link {
    color: var(--text-secondary);
    transition: var(--transition-base);
    padding: 0.5rem;
}

.footer-link:hover {
    color: var(--accent-cyan);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {

    .origins-container,
    .relevance-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .origins-image {
        order: -1;
    }

    .relevance-image {
        order: -1;
        position: static;
    }

    .book-frame {
        max-width: 280px;
    }

    .art-frame {
        max-width: 400px;
    }

    .origins-content,
    .relevance-content {
        padding: 0;
    }

    .relevance-highlight {
        text-align: left;
    }

    .tweets-container {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .nav {
        padding: 1rem;
    }

    .nav-container {
        gap: 1.5rem;
    }

    .nav-link {
        font-size: 0.7rem;
        padding: 0.4rem 0.6rem;
    }

    .hero {
        padding: 100px 1rem 3rem;
    }

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

    .btn {
        width: 100%;
        max-width: 220px;
    }

    .contract-container {
        padding: 0.75rem 1rem;
    }

    .origins-section,
    .relevance-section {
        padding: 4rem 1rem;
    }

    .origins-text p,
    .relevance-text p {
        font-size: 0.95rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .footer-main {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .nav-link span {
        display: none;
    }

    .nav-link:first-child span,
    .nav-link.active span {
        display: inline;
    }

    .hero-title {
        letter-spacing: 0.02em;
    }

    .book-frame {
        max-width: 220px;
    }

    .art-frame {
        max-width: 280px;
    }

    .footer-ca-text {
        font-size: 0.55rem;
    }
}

/* ============================================
   Selection & Scrollbar
   ============================================ */

::selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--text-primary);
}

::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(0, 212, 255, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}