/* ==========================================================================
   Augusto Acosta Escultor - Design System & Custom Stylesheet
   Theme: Traditional Minimalist / Earthy & Rust Patina
   ========================================================================== */

/* 1. CSS Variables & Theme Configuration */
:root {
    /* Color Palette */
    --bg-primary: #FAF7F2;      /* Bone/Gallery Cream */
    --bg-secondary: #F3ECE2;    /* Soft Clay Gray */
    --text-primary: #2B231D;    /* Rusted Steel Charcoal */
    --text-secondary: #5C524A;  /* Soft Clay Grey */
    --color-rust: #B85A38;      /* Warm Rust / Terracotta */
    --color-rust-light: #D9A78B;/* Warm Clay / Ochre */
    --color-patina: #4E8581;    /* Oxidized Copper / Verdigris */
    --color-metal-dark: #211B16;/* Raw Iron Plate */
    --color-white: #FFFFFF;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-serif: 'Lora', serif;
    
    /* Transitions */
    --transition-smooth: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-fast: all 0.25s ease-out;
}

/* 2. Reset & Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-rust-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-rust);
}

/* Utility Layouts */
.section-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 24px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 200;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 16px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 1px;
    background-color: var(--color-rust);
    margin: 20px auto 0;
}

.section-desc {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

/* ==========================================================================
   Component: Splash Preloader
   ========================================================================== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

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

.spark-circle {
    width: 60px;
    height: 60px;
    border: 1px solid var(--color-rust-light);
    border-top: 1px solid var(--color-rust);
    border-radius: 50%;
    margin: 0 auto 24px;
    animation: spin 1.2s cubic-bezier(0.5, 0.1, 0.5, 0.9) infinite;
    position: relative;
}

.spark-circle::after {
    content: '';
    position: absolute;
    top: 3px;
    right: 3px;
    width: 6px;
    height: 6px;
    background-color: var(--color-patina);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-patina);
}

.preloader-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 200;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-primary);
}

.preloader-subtitle {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    color: var(--color-rust);
    margin-top: 8px;
    letter-spacing: 0.1em;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   Component: Header Navigation
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 90px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 50px;
    z-index: 1000;
    transition: var(--transition-smooth);
    background-color: transparent;
}

.main-header.scrolled {
    background-color: rgba(250, 247, 242, 0.95);
    height: 75px;
    box-shadow: 0 1px 15px rgba(43, 35, 29, 0.05);
    border-bottom: 1px solid rgba(217, 167, 139, 0.15);
}

.logo-link {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-primary);
    line-height: 1.1;
    transition: var(--transition-fast);
}

.main-header.scrolled .logo-title {
    font-size: 1.3rem;
}

.logo-tag {
    font-family: var(--font-serif);
    font-size: 0.75rem;
    font-style: italic;
    color: var(--color-rust);
    letter-spacing: 0.15em;
    text-transform: lowercase;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle .bar {
    display: block;
    width: 25px;
    height: 1px;
    background-color: var(--text-primary);
    margin: 6px 0;
    transition: var(--transition-fast);
}

.nav-menu ul {
    display: flex;
    list-style: none;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 10px 20px;
    opacity: 0.65;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    opacity: 1;
    color: var(--color-rust);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 20px;
    right: 20px;
    height: 1px;
    background-color: var(--color-rust);
    transform: scaleX(0);
    transition: var(--transition-fast);
    transform-origin: right;
}

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ==========================================================================
   Section: Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

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

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1);
}

.carousel-slide.active {
    opacity: 1;
    animation: kenBurns 12s linear forwards;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(33, 27, 22, 0.4) 0%,
        rgba(33, 27, 22, 0.2) 60%,
        rgba(250, 247, 242, 1) 100%
    );
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
    margin-top: -40px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4.2rem;
    font-weight: 100;
    letter-spacing: 0.1em;
    line-height: 1.25;
    color: var(--color-white);
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    margin-bottom: 24px;
    animation: fadeInUp 1.5s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-style: italic;
    color: var(--bg-secondary);
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    font-weight: 400;
    letter-spacing: 0.05em;
    animation: fadeInUp 1.5s cubic-bezier(0.25, 0.8, 0.25, 1) 0.3s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    animation: fadeInUp 1.5s cubic-bezier(0.25, 0.8, 0.25, 1) 0.6s forwards;
    opacity: 0;
}

.scroll-text {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.scroll-arrow {
    width: 1px;
    height: 40px;
    background-color: var(--text-primary);
    position: relative;
    overflow: hidden;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-rust);
    animation: scrollAnimation 2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

/* Animations */
@keyframes kenBurns {
    0% { transform: scale(1.0); }
    100% { transform: scale(1.08); }
}

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

@keyframes scrollAnimation {
    0% { transform: translateY(-100%); }
    50% { transform: translateY(0); }
    100% { transform: translateY(100%); }
}

/* ==========================================================================
   Section: Timeline Section (Horizontal)
   ========================================================================== */
.timeline-section {
    background-color: #0b1522; /* Blueprint Navy Dark Blue */
    background-image: 
        linear-gradient(rgba(78, 133, 129, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(78, 133, 129, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    overflow: hidden;
    position: relative;
    padding-bottom: 80px;
    border-bottom: 1px solid rgba(78, 133, 129, 0.2);
}

.timeline-wrapper-outer {
    position: relative;
    width: 100%;
    margin-top: 40px;
}

.timeline-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    opacity: 0.8;
}

.timeline-hint svg {
    animation: nudgeX 2s infinite ease-in-out;
}

@keyframes nudgeX {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(6px); }
}

.timeline-container {
    width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 40px 0 100px;
    cursor: grab;
    user-select: none;
    scrollbar-width: thin;
    scrollbar-color: var(--color-rust-light) var(--bg-primary);
    -webkit-overflow-scrolling: touch;
    position: relative;
}

.timeline-container:active {
    cursor: grabbing;
}

/* Background Scale Grid lines */
.timeline-grid {
    position: absolute;
    left: 0;
    right: 0;
    top: 40px;
    height: 480px;
    pointer-events: none;
    z-index: 2;
}

.grid-line {
    position: absolute;
    left: 0;
    right: 0;
    border-bottom: 1px dashed rgba(78, 133, 129, 0.2);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 24px;
    height: 0;
}

.grid-label {
    font-family: var(--font-heading);
    font-size: 0.65rem;
    font-weight: 600;
    color: rgba(250, 247, 242, 0.65);
    background-color: #0b1522;
    border: 1px solid rgba(78, 133, 129, 0.3);
    padding: 1px 6px;
    border-radius: 3px;
    transform: translateY(-50%);
    letter-spacing: 0.05em;
}

.timeline-inner {
    display: inline-flex;
    align-items: flex-start;
    padding: 0 15vw;
    position: relative;
    height: 480px;
    min-width: max-content;
}

/* Rusted Steel Beam as baseline */
.timeline-beam {
    position: absolute;
    bottom: 148px; /* Top sits exactly at 160px from the bottom (baseline) */
    left: 0;
    width: 100%;
    height: 12px;
    background: linear-gradient(90deg, 
        #4A2315 0%, 
        #8D4327 30%, 
        #B85A38 50%, 
        #8D4327 70%, 
        #4A2315 100%
    );
    border-radius: 4px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12),
                inset 0 1px 3px rgba(255,255,255,0.1);
    z-index: 4;
}

.timeline-beam::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: repeating-linear-gradient(90deg, 
        rgba(0,0,0,0) 0px, 
        rgba(0,0,0,0) 48px, 
        rgba(0,0,0,0.3) 50px
    );
}

/* Timeline Item (Sculpture Representation) */
.timeline-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 180px;
    margin: 0 50px;
    position: relative;
    z-index: 5;
    height: 480px;
    justify-content: flex-start;
    transition: var(--transition-smooth);
}

.sculpture-representation {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    width: 100%;
    height: 320px; /* Bounded area from y=160px (baseline) to y=480px */
    margin-bottom: 0;
    position: relative;
}

.silhouette {
    width: auto;
    /* Map heights dynamically based on actual proportions */
    height: var(--scale-height);
    opacity: 0.85;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.06));
    transition: var(--transition-smooth);
    transform-origin: bottom center;
}

/* Industrial Metal Line-Art Styling */
.silhouette path, 
.silhouette polygon, 
.silhouette circle,
.silhouette line,
.silhouette rect,
.silhouette polyline,
.silhouette ellipse {
    fill: var(--color-rust);
    stroke: var(--color-rust);
    stroke-width: 0.5px;
    stroke-linejoin: round;
    transition: var(--transition-smooth);
}

/* Cuts and holes in the metal sheets */
.silhouette .cutout {
    fill: #0b1522 !important;
    stroke: none !important;
}

.silhouette .slit {
    fill: none !important;
    stroke: #0b1522 !important;
    stroke-width: 1.5px !important;
    stroke-linecap: round !important;
    stroke-linejoin: round !important;
}

.silhouette path.highlight {
    fill: rgba(255, 255, 255, 0.4) !important;
    stroke: none !important;
}

/* Hover & Active States */
.timeline-item:hover {
    transform: translateY(-8px);
}

.timeline-item:hover .silhouette {
    opacity: 1;
    filter: drop-shadow(0 8px 16px rgba(184, 90, 56, 0.25));
    transform: scale(1.03);
}

.timeline-item:hover .silhouette path, 
.timeline-item:hover .silhouette polygon, 
.timeline-item:hover .silhouette circle,
.timeline-item:hover .silhouette line,
.timeline-item:hover .silhouette rect,
.timeline-item:hover .silhouette polyline,
.timeline-item:hover .silhouette ellipse {
    fill: var(--color-patina);
    stroke: var(--color-patina);
    stroke-width: 0.5px;
}

.timeline-info {
    text-align: center;
    width: 100%;
    pointer-events: none;
    transition: var(--transition-fast);
    margin-top: 24px;
    height: 136px;
}

.item-year {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-rust);
    display: block;
    margin-bottom: 6px;
    letter-spacing: 0.05em;
}

.item-title {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    margin-bottom: 4px;
    white-space: normal;
}

.item-meta {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
}

/* Active Highlight state for current item */
.timeline-item.item-active .silhouette {
    filter: drop-shadow(0 8px 16px rgba(78, 133, 129, 0.3));
}

.timeline-item.item-active .silhouette path, 
.timeline-item.item-active .silhouette polygon, 
.timeline-item.item-active .silhouette circle,
.timeline-item.item-active .silhouette line,
.timeline-item.item-active .silhouette rect,
.timeline-item.item-active .silhouette polyline,
.timeline-item.item-active .silhouette ellipse {
    fill: var(--color-patina);
    stroke: var(--color-patina);
    stroke-width: 0.5px;
}

.timeline-item.item-active .item-year {
    color: var(--color-patina);
}

/* Specific styling for the human reference silhouette */
.timeline-item[data-id="human-ref"] {
    cursor: default;
}

.timeline-item[data-id="human-ref"]:hover {
    transform: none;
}

.human-silhouette circle,
.human-silhouette path {
    fill: rgba(92, 82, 74, 0.12) !important;
    stroke: rgba(92, 82, 74, 0.45) !important;
    stroke-width: 1px !important;
    stroke-dasharray: 3 3 !important;
}

.timeline-item[data-id="human-ref"]:hover .silhouette circle,
.timeline-item[data-id="human-ref"]:hover .silhouette path {
    fill: rgba(92, 82, 74, 0.2) !important;
    stroke: rgba(92, 82, 74, 0.6) !important;
}


/* ==========================================================================
   Section: Vision (Quote Section)
   ========================================================================== */
.vision-section {
    background-color: var(--bg-secondary);
    background-image: radial-gradient(rgba(43, 35, 29, 0.03) 1px, transparent 0);
    background-size: 24px 24px;
    padding: 120px 24px;
    display: flex;
    justify-content: center;
}

.vision-container {
    width: 100%;
    max-width: 900px;
}

/* Rusty Metal Plate Container */
.metal-plate {
    background-color: var(--color-metal-dark);
    color: var(--bg-primary);
    padding: 80px 60px;
    border-radius: 4px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15),
                0 2px 5px rgba(0,0,0,0.1);
    border: 1px solid rgba(255, 255, 255, 0.03);
    overflow: hidden;
}

.metal-plate::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(184, 90, 56, 0.08) 0%, 
        rgba(0,0,0,0) 50%, 
        rgba(78, 133, 129, 0.08) 100%
    );
    pointer-events: none;
}

/* Industrial Rivets */
.rivet {
    position: absolute;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #7A7067 0%, #3C3530 100%);
    border-radius: 50%;
    box-shadow: inset 1px 1px 2px rgba(255,255,255,0.2),
                1px 1px 3px rgba(0,0,0,0.6);
}

.rivet.top-left { top: 20px; left: 20px; }
.rivet.top-right { top: 20px; right: 20px; }
.rivet.bottom-left { bottom: 20px; left: 20px; }
.rivet.bottom-right { bottom: 20px; right: 20px; }

.plate-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.quote-icon {
    font-family: var(--font-serif);
    font-size: 8rem;
    color: var(--color-rust);
    line-height: 0.1;
    display: block;
    margin-top: 30px;
    opacity: 0.7;
}

.vision-quote {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.8;
    margin-bottom: 30px;
    color: #E2DDD5;
    text-align: justify;
    text-justify: inter-word;
}

.quote-author {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-rust-light);
    display: block;
}

/* ==========================================================================
   Section: Purpose (Manifiesto Tríptico)
   ========================================================================== */
.purpose-section {
    background-color: var(--bg-primary);
}

.purpose-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 80px;
}

.purpose-card {
    background-color: var(--bg-secondary);
    padding: 50px 30px;
    border-radius: 4px;
    border-top: 3px solid var(--color-rust-light);
    transition: var(--transition-smooth);
}

.purpose-card:hover {
    transform: translateY(-8px);
    border-top-color: var(--color-rust);
    box-shadow: 0 15px 30px rgba(43, 35, 29, 0.04);
}

.card-icon {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
}

.card-icon .number {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-rust);
    z-index: 2;
}

.card-icon .icon-circle {
    position: absolute;
    left: -10px;
    width: 38px;
    height: 38px;
    background-color: rgba(184, 90, 56, 0.1);
    border-radius: 50%;
    z-index: 1;
}

.purpose-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.purpose-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.purpose-statement {
    border-top: 1px solid rgba(217, 167, 139, 0.2);
    padding-top: 50px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.purpose-statement p {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-rust);
    line-height: 1.6;
}

/* ==========================================================================
   Section: Biography (El Escultor)
   ========================================================================== */
.bio-section {
    background-color: var(--bg-secondary);
}

.bio-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.bio-visual {
    position: relative;
    width: 100%;
}

.bio-image-wrapper {
    position: relative;
    z-index: 2;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.bio-image {
    width: 100%;
    object-fit: cover;
    filter: grayscale(40%) contrast(105%);
    transition: var(--transition-smooth);
}

.bio-image-wrapper:hover .bio-image {
    filter: grayscale(0%) contrast(100%);
    transform: scale(1.02);
}

.rust-accent-box {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 80%;
    height: 80%;
    border: 1.5px solid var(--color-rust-light);
    border-radius: 4px;
    z-index: 1;
    pointer-events: none;
}

.bio-text-content .sub-label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-rust);
    display: block;
    margin-bottom: 12px;
}

.bio-heading {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 200;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.bio-intro {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.bio-text-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.bio-text-content p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   Section: Contact
   ========================================================================== */
.contact-section {
    background-color: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 200;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.contact-desc {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.contact-icon {
    font-size: 1.5rem;
    padding: 10px;
    background-color: var(--bg-secondary);
    border-radius: 50%;
    line-height: 1;
}

.contact-item h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.contact-form-container {
    background-color: var(--bg-secondary);
    padding: 50px;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}

.contact-form .form-group {
    margin-bottom: 24px;
}

.contact-form label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid rgba(217, 167, 139, 0.3);
    background-color: var(--bg-primary);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-rust);
    box-shadow: 0 0 0 2px rgba(184, 90, 56, 0.15);
}

.submit-btn {
    background-color: var(--color-rust);
    color: var(--color-white);
    border: none;
    padding: 16px 32px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
    width: 100%;
}

.submit-btn:hover {
    background-color: var(--color-metal-dark);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* ==========================================================================
   Component: Footer
   ========================================================================== */
.main-footer {
    background-color: var(--color-metal-dark);
    color: #9C938B;
    padding: 40px 24px;
    border-top: 1px solid rgba(255,255,255,0.03);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.footer-signature {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-rust-light);
}

/* ==========================================================================
   Component: Sculpture Details Modal (Gallery Popups)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(33, 27, 22, 0.85);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--bg-primary);
    width: 90%;
    max-width: 960px;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 30px 70px rgba(10, 21, 37, 0.35);
    border: 1px solid rgba(217, 167, 139, 0.3);
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border: 1px solid rgba(217, 167, 139, 0.15);
    pointer-events: none;
    z-index: 1;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2.2rem;
    line-height: 1;
    color: var(--text-primary);
    cursor: pointer;
    z-index: 10;
    opacity: 0.5;
    transition: var(--transition-fast);
}

.modal-close:hover {
    opacity: 1;
    color: var(--color-rust);
}

.modal-body-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    height: 520px;
}

.modal-visual {
    background-color: #EFEFEF;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.modal-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.modal-details {
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow-y: auto;
}

.modal-year-badge {
    align-self: flex-start;
    background-color: var(--color-rust);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    padding: 6px 14px;
    border-radius: 2px;
    margin-bottom: 16px;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 200;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 24px;
    line-height: 1.2;
}

.modal-meta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(217, 167, 139, 0.2);
    padding-bottom: 24px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.meta-value {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.modal-desc-container {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Dark Blueprint Overrides for Horizontal Timeline */
.timeline-section .section-title {
    color: #FAF7F2;
}
.timeline-section .section-title::after {
    background-color: var(--color-patina);
}
.timeline-section .section-desc {
    color: rgba(250, 247, 242, 0.7);
}
.timeline-section .timeline-hint {
    color: rgba(250, 247, 242, 0.55);
}
.timeline-section .item-title {
    color: #FAF7F2;
}
.timeline-section .item-meta {
    color: rgba(250, 247, 242, 0.55);
}
.timeline-section .item-year {
    color: var(--color-patina);
}
.timeline-container::-webkit-scrollbar-track {
    background: #0b1522;
}
.timeline-container::-webkit-scrollbar-thumb {
    background: rgba(78, 133, 129, 0.4);
}
.timeline-container::-webkit-scrollbar-thumb:hover {
    background: var(--color-patina);
}

/* ==========================================================================
   Component: Gallery / E-commerce Section (Esculturas de Cámara)
   ========================================================================== */
.gallery-section {
    background-color: var(--bg-primary);
    padding: 100px 24px;
}
.gallery-badge {
    text-align: center;
    margin-bottom: 16px;
}
.badge-text {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    background-color: var(--color-rust);
    color: var(--bg-primary);
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-block;
    box-shadow: 0 4px 10px rgba(184, 90, 56, 0.2);
}
.camera-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1200px;
    margin: 48px auto 0;
}
.camera-card {
    background-color: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(43, 35, 29, 0.05);
    border: 1px solid rgba(217, 167, 139, 0.25);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}
.camera-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(184, 90, 56, 0.15);
    border-color: var(--color-rust);
}
.card-visual {
    position: relative;
    overflow: hidden;
    height: 280px;
    background-color: #0b0f17;
}
.camera-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}
.camera-card:hover .camera-img {
    transform: scale(1.05);
}
.format-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background-color: rgba(6, 9, 14, 0.8);
    color: #FAF7F2;
    font-family: var(--font-heading);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    border-radius: 2px;
    border-left: 2px solid var(--color-rust);
}
.card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.card-content h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.card-text {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 20px;
    flex-grow: 1;
}
.tech-specs {
    border-top: 1px solid rgba(217, 167, 139, 0.2);
    border-bottom: 1px solid rgba(217, 167, 139, 0.2);
    padding: 12px 0;
    margin-bottom: 20px;
}
.spec-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    margin-bottom: 6px;
}
.spec-row:last-child {
    margin-bottom: 0;
}
.spec-lbl {
    color: var(--text-secondary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.spec-val {
    color: var(--text-primary);
    font-weight: 500;
}
.card-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}
.price-status {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-rust);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.btn-card-inquire {
    background-color: transparent;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    padding: 8px 16px;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 2px;
    transition: var(--transition-fast);
}
.btn-card-inquire:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}
.gallery-statement {
    text-align: center;
    margin-top: 48px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* Responsive addition for ecommerce section */
@media (max-width: 900px) {
    .camera-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        gap: 32px;
    }
}

/* ==========================================================================
   Responsive & Adaptive Media Queries
   ========================================================================== */

@media (max-width: 1024px) {
    .section-title { font-size: 2.3rem; }
    .hero-title { font-size: 3.2rem; }
    .purpose-grid { gap: 20px; }
    .bio-grid { gap: 40px; }
    .contact-grid { gap: 40px; }
}

@media (max-width: 768px) {
    /* Navigation */
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 90px;
        left: 0;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: var(--bg-primary);
        padding: 40px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .nav-link {
        font-size: 1.1rem;
    }
    
    /* Layouts to Single Column */
    .purpose-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .bio-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .contact-form-container {
        padding: 30px;
    }
    
    /* Hero */
    .hero-title { font-size: 2.4rem; }
    .hero-subtitle { font-size: 1.1rem; }
    
    /* Modal Grid */
    .modal-body-grid {
        grid-template-columns: 1fr;
        height: auto;
        max-height: 85vh;
        overflow-y: auto;
    }
    
    .modal-visual {
        height: 250px;
    }
    
    .modal-details {
        padding: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .section-title { font-size: 1.8rem; }
    .hero-title { font-size: 1.8rem; }
    .metal-plate { padding: 40px 20px; }
    .vision-quote { font-size: 1.2rem; line-height: 1.6; }
    .timeline-inner { padding: 0 10vw; }
    .timeline-item { width: 140px; margin: 0 30px; }
    .sculpture-representation { height: 240px; }
}

/* Custom styles for Certificate of Authenticity Links */
.nav-link.special-link {
    color: var(--color-rust-light) !important;
    border: 1.5px solid rgba(217, 167, 139, 0.4);
    padding: 6px 14px;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.nav-link.special-link:hover {
    color: var(--bg-primary) !important;
    background-color: var(--color-rust);
    border-color: var(--color-rust);
}

.cert-modal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #d4763b, #bf5e22);
    color: white !important;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-family: var(--font-heading);
    font-weight: 600;
    box-shadow: 0 4px 10px rgba(212, 118, 59, 0.2);
    transition: var(--transition-smooth);
    margin-top: 24px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    width: fit-content;
}

.cert-modal-btn:hover {
    background: linear-gradient(135deg, #e07f43, #c96525);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(212, 118, 59, 0.35);
}