/* ============================================
   ASTRUM INVICTUM - Imperial Sci-Fi Stylesheet
   ============================================ */

/* === CSS Variables === */
:root {
    /* Colors */
    --color-bg-dark: #0a1628;
    --color-bg-darker: #050d1a;
    --color-bg-space: #1a2942;
    --color-gold: #D4AF37;
    --color-gold-dark: #B8941F;
    --color-gold-light: #F0D878;
    --color-cyan: #00D4FF;
    --color-cyan-glow: rgba(0, 212, 255, 0.4);
    --color-white: #F5F1E8;
    --color-cream: #E8E4D8;
    --color-text: #D0CCBD;
    
    /* Typography */
    --font-display: 'Cinzel', serif;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Philosopher', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Effects */
    --shadow-gold: 0 0 30px rgba(212, 175, 55, 0.3);
    --shadow-cyan: 0 0 20px var(--color-cyan-glow);
    --glow-text: 0 0 10px rgba(212, 175, 55, 0.6);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 50%, var(--color-bg-space) 100%);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* === Starfield Background === */
.starfield {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle 3s infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* === Navigation === */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    text-shadow: var(--glow-text);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-display);
    color: var(--color-cream);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width 0.3s ease;
}

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

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

/* === Hero Section === */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: url('assets/images/Vindex_Caelum_Closeup.jpg') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(10, 22, 40, 0.3) 0%,
        rgba(10, 22, 40, 0.7) 50%,
        rgba(10, 22, 40, 0.9) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    animation: fadeInUp 1.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-ornament {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    margin: 2rem auto;
    position: relative;
}

.hero-ornament::before,
.hero-ornament::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--color-gold);
    transform: translateY(-50%) rotate(45deg);
}

.hero-ornament::before { left: -5px; }
.hero-ornament::after { right: -5px; }

.hero-title {
    margin: 2rem 0;
}

.title-main {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    text-shadow: var(--shadow-gold);
    margin-bottom: 1rem;
    animation: glow 3s infinite;
}

@keyframes glow {
    0%, 100% { text-shadow: 0 0 20px rgba(212, 175, 55, 0.4); }
    50% { text-shadow: 0 0 40px rgba(212, 175, 55, 0.8); }
}

.title-sub {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 400;
    color: var(--color-cream);
    letter-spacing: 0.2em;
    font-style: italic;
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--color-white);
    margin: 2rem 0;
    line-height: 1.6;
}

.hero-tagline em {
    color: var(--color-cyan);
    font-style: normal;
}

.hero-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: 3rem;
    color: var(--color-gold);
    font-family: var(--font-display);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: bounce 2s infinite;
    cursor: pointer;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* === Content Sections === */
.content-section {
    position: relative;
    z-index: 10;
    padding: var(--spacing-xl) var(--spacing-md);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* === Ornamental Frame === */
.ornamental-frame {
    position: relative;
    background: linear-gradient(
        135deg,
        rgba(245, 241, 232, 0.05) 0%,
        rgba(245, 241, 232, 0.02) 50%,
        rgba(245, 241, 232, 0.05) 100%
    );
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    padding: 4rem;
    box-shadow: 
        0 0 60px rgba(212, 175, 55, 0.1),
        inset 0 0 60px rgba(10, 22, 40, 0.5);
    backdrop-filter: blur(5px);
    animation: frameReveal 0.8s ease;
}

@keyframes frameReveal {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Frame Corners */
.frame-corner {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-gold);
}

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

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

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

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

/* === Section Content === */
.section-content {
    position: relative;
    z-index: 1;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-gold);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
    text-shadow: var(--glow-text);
}

.section-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-cream);
    margin-bottom: 2rem;
    font-style: italic;
}

.content-body {
    font-size: 1.1rem;
    line-height: 1.9;
}

.lead-text {
    font-size: 1.3rem;
    color: var(--color-white);
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.highlight-text {
    color: var(--color-cyan);
    font-weight: 700;
    font-size: 1.2rem;
}

.gold-text {
    color: var(--color-gold);
    font-weight: 600;
}

.white-text {
    color: var(--color-white);
    font-weight: 600;
}

.content-body p {
    margin-bottom: 1.2rem;
}

.content-body strong {
    color: var(--color-white);
    font-weight: 700;
}

.content-body em {
    color: var(--color-cyan);
    font-style: italic;
}

/* === Quote Block === */
.echo-quote {
    margin: 2.5rem 0;
    padding: 2rem;
    background: rgba(0, 212, 255, 0.05);
    border-left: 4px solid var(--color-cyan);
    border-radius: 4px;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--color-white);
    position: relative;
}

.echo-quote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 10px;
    font-size: 4rem;
    color: var(--color-cyan);
    opacity: 0.3;
}

.echo-quote cite {
    display: block;
    margin-top: 1rem;
    font-size: 1rem;
    color: var(--color-cyan);
    font-style: normal;
    text-align: right;
}

/* === Split Layout === */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.image-frame {
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-gold);
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

/* === Heroes Grid === */
.heroes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 2.5rem 0;
}

.hero-card {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.hero-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-gold);
    border-color: var(--color-gold);
}

.hero-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.5));
}

.hero-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-gold);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.hero-card p {
    font-size: 1rem;
    line-height: 1.6;
}

/* === Hero Card Featured (with image) === */
.hero-card-featured {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.hero-card-featured .hero-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.hero-card-featured .hero-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.hero-card-featured:hover .hero-card-image img {
    transform: scale(1.1);
}

.hero-card-featured h3,
.hero-card-featured p {
    padding: 0 1.5rem;
}

.hero-card-featured h3 {
    padding-top: 1.5rem;
}

.hero-card-featured p {
    padding-bottom: 1.5rem;
}

/* === City Showcase (New Section) === */
.city-showcase {
    margin: 2.5rem 0;
}

.city-image-container {
    position: relative;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-gold);
}

.city-image-container img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
    cursor: pointer;
}

.city-image-container:hover img {
    transform: scale(1.02);
}

.image-zoom-hint {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(10, 22, 40, 0.8);
    color: var(--color-gold);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-family: var(--font-display);
    letter-spacing: 0.05em;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.city-image-container:hover .image-zoom-hint {
    opacity: 1;
}

/* === Lightbox === */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 13, 26, 0.95);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    font-size: 3rem;
    color: var(--color-gold);
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 2001;
}

.lightbox-close:hover {
    color: var(--color-white);
}

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    border: 3px solid rgba(212, 175, 55, 0.5);
    border-radius: 8px;
    box-shadow: 0 0 60px rgba(212, 175, 55, 0.3);
    animation: lightboxFadeIn 0.3s ease;
}

@keyframes lightboxFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* === Tech Showcase === */
.content-heading {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--color-gold-light);
    margin: 2rem 0 1.5rem;
}

.tech-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2.5rem 0;
}

.tech-feature {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.tech-feature:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-cyan);
}

.tech-feature h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-cyan);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

/* === Ship Display === */
.ship-display {
    margin: 3rem 0;
    text-align: center;
    position: relative;
}

.ship-display img {
    max-width: 800px;
    width: 100%;
    height: auto;
    border: 2px solid rgba(0, 212, 255, 0.3);
    border-radius: 8px;
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.2);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.ship-display img:hover {
    transform: scale(1.02);
}

.ship-display .image-zoom-hint {
    position: absolute;
    bottom: 60px;
    right: calc(50% - 400px + 15px);
}

@media (max-width: 900px) {
    .ship-display .image-zoom-hint {
        right: 15px;
    }
}

.ship-display:hover .image-zoom-hint {
    opacity: 1;
}

.image-caption {
    margin-top: 1rem;
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--color-cyan);
    font-size: 1.1rem;
}

/* === Final Message === */
.final-message {
    margin-top: 3rem;
    text-align: center;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(212, 175, 55, 0.05) 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
}

.final-message p {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
}

.final-cta {
    font-family: var(--font-display);
    font-size: 1.8rem !important;
    color: var(--color-gold);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-shadow: var(--glow-text);
}

/* === Footer === */
.site-footer {
    position: relative;
    z-index: 10;
    padding: var(--spacing-lg) var(--spacing-md);
    background: rgba(10, 22, 40, 0.8);
    border-top: 2px solid rgba(212, 175, 55, 0.3);
    text-align: center;
}

.footer-ornament {
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    margin: 0 auto 2rem;
}

.footer-quote {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
}

.footer-text {
    font-size: 1.1rem;
    color: var(--color-cream);
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-link {
    font-family: var(--font-display);
    color: var(--color-cream);
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

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

.separator {
    color: var(--color-gold);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    color: var(--color-text);
    font-size: 0.9rem;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
    .ornamental-frame {
        padding: 3rem 2rem;
    }
    
    .split {
        grid-template-columns: 1fr;
    }
    
    .ship-display img {
        max-width: 100%;
    }
    
    .heroes-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* Simplified for mobile */
    }
    
    .hero {
        height: 80vh;
    }
    
    .content-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .ornamental-frame {
        padding: 2rem 1.5rem;
    }
    
    .heroes-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-showcase {
        grid-template-columns: 1fr;
    }
    
    .lightbox-close {
        top: 15px;
        right: 20px;
        font-size: 2.5rem;
    }
}

/* === Scroll Animations === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* === Zoomable Images === */
.zoomable-image {
    cursor: pointer;
}

.hero-card-featured .hero-card-image img {
    object-position: center 20%;
}