/* ==================================
             VARIABLES
   ================================== */
:root {
    /* Theme 1: Tribulation (Dark/Horror/Glitch) */
    --trib-bg: #050505;
    --trib-panel: #0d0d0d;
    --trib-text: #e2e8f0;
    --trib-red: #cc0000;
    --trib-green: #39ff14;
    --trib-border: #330000;

    /* Theme 2: Millennium (Light/Clean/Gold) */
    --mill-bg: #f8fafc;
    --mill-panel: #ffffff;
    --mill-text: #1e293b;
    --mill-gold: #d4af37;
    --mill-border: #e2e8f0;

    /* Theme 3: Archive (Terminal/CLI) */
    --arch-bg: #000000;
    --arch-text: #00ff00;
    --arch-panel: #001100;
    --arch-border: #00ff00;

    /* Fonts */
    --font-heading: 'Inter', sans-serif;
    /* Thick, brutalist sans for warnings */
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    /* For tech/archive */
}

/* ==================================
             BASE STYLES
   ================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.5s ease, color 0.5s ease;
    overflow-x: hidden;
}

/* THEMES */
body.theme-tribulation {
    background-color: var(--trib-bg);
    color: var(--trib-text);
}

body.theme-millennium {
    background-color: var(--mill-bg);
    color: var(--mill-text);
    --font-heading: 'Georgia', serif;
    /* Shift to elegant serif */
}

body.theme-archive {
    background-color: var(--arch-bg);
    color: var(--arch-text);
    font-family: var(--font-mono);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mt-5 {
    margin-top: 3rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.pt-top {
    padding-top: 120px;
    padding-bottom: 60px;
    min-height: 100vh;
}

.text-red {
    color: var(--trib-red);
}

/* ==================================
             HEADER & NAV
   ================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background-color: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
}

.theme-millennium .header {
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--mill-border);
}

.theme-archive .header {
    background-color: var(--arch-bg);
    border-bottom: 1px solid var(--arch-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: 2px;
    white-space: nowrap;
}

.theme-millennium .logo {
    color: var(--mill-gold);
}

.theme-archive .logo {
    color: var(--arch-text);
}

.nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #64748b;
    padding: 5px;
    position: relative;
}

.theme-millennium .nav-link {
    color: #64748b;
}

.theme-archive .nav-link {
    color: #005500;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
}

.theme-millennium .nav-link:hover,
.theme-millennium .nav-link.active {
    color: var(--mill-gold);
}

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

/* Color hints for external theme links in nav */
.theme-light-text {
    color: var(--mill-gold) !important;
    opacity: 0.8;
}

.theme-terminal-text {
    color: var(--trib-green) !important;
    font-family: var(--font-mono);
    opacity: 0.8;
}

/* ==================================
             MOBILE MENU 
   ================================== */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background-color: #fff;
    transition: 0.3s;
}

.theme-millennium .mobile-toggle span {
    background-color: var(--mill-text);
}

.theme-archive .mobile-toggle span {
    background-color: var(--arch-text);
}

/* ==================================
             TYPOGRAPHY
   ================================== */
.page-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 4rem;
    text-transform: uppercase;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 15px;
}

.theme-millennium .page-title {
    color: var(--mill-gold);
    letter-spacing: 0;
}

.page-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--trib-text);
    opacity: 0.8;
}

.theme-millennium .page-subtitle {
    color: var(--mill-text);
    opacity: 0.7;
}

.section-heading {
    font-size: 1.8rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

/* ==================================
             LAYOUT & COMPONENTS
   ================================== */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.text-content p {
    font-size: 1.15rem;
    margin-bottom: 20px;
}

.highlight-box {
    border-left: 4px solid var(--trib-red);
    background-color: rgba(204, 0, 0, 0.1);
    padding: 20px;
    font-weight: 600;
    font-size: 1.2rem;
}

/* Image Placeholders */
.image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: var(--trib-panel);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.theme-millennium .image-placeholder {
    background-color: var(--mill-bg);
    border: 2px dashed var(--mill-gold);
    color: var(--mill-text);
}

.theme-archive .image-placeholder {
    background-color: var(--arch-panel);
    border: 2px solid var(--arch-border);
    border-style: dashed;
}

.placeholder-caption {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    z-index: 2;
}

.theme-millennium .placeholder-caption {
    color: rgba(0, 0, 0, 0.5);
}

.theme-archive .placeholder-caption {
    color: var(--arch-text);
}


/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    font-family: var(--font-heading);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-large {
    font-size: 1.1rem;
}

.btn-red {
    background-color: var(--trib-red);
    color: #fff;
}

.btn-red:hover {
    background-color: #ff0000;
    box-shadow: 0 0 20px rgba(204, 0, 0, 0.6);
}

.btn-gold {
    background-color: var(--mill-gold);
    color: #fff;
    border-radius: 4px;
}

.btn-terminal {
    background-color: transparent;
    border: 1px solid var(--arch-text);
    color: var(--arch-text);
    font-family: var(--font-mono);
}

.btn-terminal:hover {
    background-color: var(--arch-text);
    color: #000;
}

/* ==================================
             GLITCH EFFECTS
   ================================== */
.warning-banner {
    display: inline-block;
    background-color: var(--trib-red);
    color: #fff;
    font-family: var(--font-mono);
    font-weight: 700;
    padding: 8px 16px;
    letter-spacing: 2px;
    animation: flash 3s infinite;
}

@keyframes flash {

    0%,
    96%,
    98% {
        opacity: 1;
    }

    97%,
    99% {
        opacity: 0;
    }
}

.glitch-text {
    position: relative;
    display: inline-block;
}

.glitch-text::before,
.glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.8;
}

.glitch-text::before {
    left: 2px;
    text-shadow: -2px 0 var(--trib-red);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}

.glitch-text::after {
    left: -2px;
    text-shadow: -2px 0 var(--trib-green);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(42px, 9999px, 44px, 0);
    }

    5% {
        clip: rect(12px, 9999px, 59px, 0);
    }

    10% {
        clip: rect(48px, 9999px, 29px, 0);
    }

    15.0% {
        clip: rect(42px, 9999px, 73px, 0);
    }

    20% {
        clip: rect(63px, 9999px, 27px, 0);
    }

    25% {
        clip: rect(34px, 9999px, 55px, 0);
    }

    30.0% {
        clip: rect(86px, 9999px, 73px, 0);
    }

    35% {
        clip: rect(20px, 9999px, 20px, 0);
    }

    40% {
        clip: rect(26px, 9999px, 60px, 0);
    }

    45% {
        clip: rect(25px, 9999px, 66px, 0);
    }

    50% {
        clip: rect(57px, 9999px, 98px, 0);
    }

    55.0% {
        clip: rect(5px, 9999px, 46px, 0);
    }

    60.0% {
        clip: rect(82px, 9999px, 31px, 0);
    }

    65% {
        clip: rect(54px, 9999px, 27px, 0);
    }

    70% {
        clip: rect(28px, 9999px, 99px, 0);
    }

    75% {
        clip: rect(45px, 9999px, 69px, 0);
    }

    80% {
        clip: rect(14px, 9999px, 16px, 0);
    }

    85.0% {
        clip: rect(73px, 9999px, 23px, 0);
    }

    90% {
        clip: rect(44px, 9999px, 60px, 0);
    }

    95% {
        clip: rect(31px, 9999px, 61px, 0);
    }

    100% {
        clip: rect(1px, 9999px, 75px, 0);
    }
}

@keyframes glitch-anim-2 {
    0% {
        clip: rect(65px, 9999px, 100px, 0);
    }

    5% {
        clip: rect(52px, 9999px, 74px, 0);
    }

    10% {
        clip: rect(79px, 9999px, 85px, 0);
    }

    15.0% {
        clip: rect(75px, 9999px, 5px, 0);
    }

    20% {
        clip: rect(67px, 9999px, 61px, 0);
    }

    25% {
        clip: rect(14px, 9999px, 79px, 0);
    }

    30.0% {
        clip: rect(1px, 9999px, 66px, 0);
    }

    35% {
        clip: rect(86px, 9999px, 30px, 0);
    }

    40% {
        clip: rect(23px, 9999px, 98px, 0);
    }

    45% {
        clip: rect(85px, 9999px, 72px, 0);
    }

    50% {
        clip: rect(71px, 9999px, 75px, 0);
    }

    55.0% {
        clip: rect(2px, 9999px, 48px, 0);
    }

    60.0% {
        clip: rect(30px, 9999px, 16px, 0);
    }

    65% {
        clip: rect(59px, 9999px, 50px, 0);
    }

    70% {
        clip: rect(41px, 9999px, 62px, 0);
    }

    75% {
        clip: rect(2px, 9999px, 82px, 0);
    }

    80% {
        clip: rect(47px, 9999px, 73px, 0);
    }

    85.0% {
        clip: rect(3px, 9999px, 27px, 0);
    }

    90% {
        clip: rect(26px, 9999px, 55px, 0);
    }

    95% {
        clip: rect(42px, 9999px, 97px, 0);
    }

    100% {
        clip: rect(38px, 9999px, 49px, 0);
    }
}

/* ==================================
             RESPONSIVE
   ================================== */
@media (max-width: 900px) {
    .split-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .logo {
        font-size: 1.25rem;
        letter-spacing: 1px;
        white-space: nowrap;
    }

    .nav {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: rgba(5, 5, 5, 0.98);
        flex-direction: column;
        padding: 20px;
        border-bottom: 2px solid var(--trib-border);
    }

    .theme-millennium .nav {
        background-color: #fff;
        border-color: var(--mill-border);
    }

    .theme-archive .nav {
        background-color: #000;
        border-color: var(--arch-border);
    }

    .nav.nav-open {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .page-title {
        font-size: 2.5rem;
    }
}

/* ==================================
             FOOTER
   ================================== */
.site-footer {
    text-align: center;
    padding: 30px 20px;
    margin-top: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.theme-millennium .site-footer {
    border-top-color: var(--mill-border);
}

.theme-archive .site-footer {
    border-top-color: var(--arch-border);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

.footer-link {
    color: #94a3b8;
    font-size: 0.95rem;
    text-decoration: underline;
    opacity: 0.8;
}

.theme-millennium .footer-link {
    color: #64748b;
}

.theme-archive .footer-link {
    color: var(--arch-text);
}

.footer-link:hover {
    opacity: 1;
}

/* ==================================
             DEEP DIVE ACCORDIONS
   ================================== */
.deep-dive-details {
    background-color: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--trib-border);
    border-radius: 4px;
    margin-top: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.deep-dive-summary {
    background-color: var(--trib-panel);
    color: #fff;
    padding: 15px 20px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 1px;
    list-style: none;
    /* Hide default triangle */
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid transparent;
}

.deep-dive-summary::-webkit-details-marker {
    display: none;
}

.deep-dive-summary::after {
    content: '+';
    color: var(--trib-red);
    font-size: 1.5rem;
    font-family: var(--font-mono);
    line-height: 1;
}

details[open] .deep-dive-summary {
    border-bottom: 2px dashed var(--trib-border);
}

details[open] .deep-dive-summary::after {
    content: '-';
}

.deep-dive-content {
    padding: 20px;
    color: #94a3b8;
    font-size: 0.95rem;
    line-height: 1.6;
}

.deep-dive-content p {
    margin-bottom: 15px;
}

.deep-dive-content ul {
    margin-bottom: 20px;
}

.deep-dive-content li {
    margin-bottom: 10px;
}

/* ==================================
             TABLES
   ================================== */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.table {
    width: 100%;
    margin-bottom: 1rem;
    color: #94a3b8;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px;
    vertical-align: top;
    border: 1px solid var(--trib-border);
}

.table thead th {
    vertical-align: bottom;
    border-bottom: 2px solid var(--trib-border);
    color: #fff;
    background-color: rgba(255, 0, 0, 0.1);
}

.table-dark {
    background-color: #050505;
}