/* ==========================================================================
   FUTURISTIC BLACK & WHITE DESIGN SYSTEM
   ========================================================================== */

:root {
    --bg-black: #050505;
    --bg-dark-gray: #0c0c0c;
    --bg-card: #121212;
    --border-dim: rgba(255, 255, 255, 0.08);
    --border-medium: rgba(255, 255, 255, 0.2);
    --border-bright: rgba(255, 255, 255, 0.8);
    
    --text-white: #ffffff;
    --text-silver: #e0e0e0;
    --text-gray: #8e8e8e;
    --text-dim: #555555;
    
    --glow-soft: 0 0 20px rgba(255, 255, 255, 0.05);
    --glow-medium: 0 0 30px rgba(255, 255, 255, 0.15);
    --glow-intense: 0 0 40px rgba(255, 255, 255, 0.3);
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

/* Futuristic Grid Overlay background */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 60px 60px;
    background-position: center center;
    pointer-events: none;
    z-index: 1;
}

/* Radial vignetting for depth */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 50% 50%, transparent 20%, rgba(5, 5, 5, 0.8) 100%);
    pointer-events: none;
    z-index: 2;
}

.content-wrapper {
    position: relative;
    z-index: 10;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-black);
}
::-webkit-scrollbar-thumb {
    background: #222;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #444;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-white);
    font-weight: 500;
    letter-spacing: -0.02em;
}

/* ==========================================================================
   UTILITIES & LAYOUT
   ========================================================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-dim);
}

.section-tag {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    color: var(--text-gray);
    display: inline-block;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.5rem;
}

.section-tag::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0.75rem;
    height: 1px;
    background: var(--text-white);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: -0.03em;
}

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

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 1rem 2rem;
    border-radius: 0;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--text-white);
    color: var(--bg-black);
    border: 1px solid var(--text-white);
}

.btn-primary:hover {
    background: transparent;
    color: var(--text-white);
    box-shadow: var(--glow-medium);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
    border-color: var(--text-white);
    background: rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(5, 5, 5, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-dim);
}

.nav-container {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.15em;
    color: var(--text-white);
    text-transform: uppercase;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    font-weight: 300;
    color: var(--text-gray);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-gray);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    border-bottom: 1px solid var(--border-dim);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-badge {
    display: inline-block;
    border: 1px solid var(--border-medium);
    padding: 0.4rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 1.5rem;
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.02);
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 0.95;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: -0.04em;
}

.hero h1 span {
    display: block;
    color: transparent;
    -webkit-text-stroke: 1px var(--text-white);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    max-width: 550px;
    font-weight: 300;
}

.hero-ctas {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.hero-meta {
    display: flex;
    gap: 3rem;
    border-top: 1px solid var(--border-dim);
    padding-top: 2rem;
}

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

.meta-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    margin-bottom: 0.25rem;
}

.meta-value {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-white);
    font-weight: 500;
}

/* Interactive abstract graphic in hero */
.hero-visual {
    position: relative;
    width: 100%;
    height: 450px;
    border: 1px solid var(--border-dim);
    background: var(--bg-dark-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-visual::before {
    content: "";
    position: absolute;
    width: 200%;
    height: 200%;
    background-image: 
        radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    animation: rotateGrid 120s linear infinite;
}

.cyber-circle {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    animation: pulseCircle 8s ease-in-out infinite alternate;
}

.cyber-circle:nth-child(1) { width: 300px; height: 300px; border-style: dashed; animation-duration: 12s; }
.cyber-circle:nth-child(2) { width: 200px; height: 200px; border-width: 2px; animation-duration: 8s; }
.cyber-circle:nth-child(3) { width: 100px; height: 100px; border-color: rgba(255,255,255,0.3); animation-duration: 6s; }

.visual-axis-x {
    position: absolute;
    width: 90%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}
.visual-axis-y {
    position: absolute;
    height: 90%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.cyber-status {
    position: absolute;
    bottom: 20px;
    left: 20px;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    color: var(--text-gray);
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cyber-status::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--text-white);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--text-white);
    animation: blink 1.5s infinite;
}

/* ==========================================================================
   PHILOSOPHY (SPLIT COMPARISON) SECTION
   ========================================================================== */

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--border-dim);
    background: var(--bg-dark-gray);
}

.philosophy-card {
    padding: 5rem 4rem;
    position: relative;
}

.philosophy-card:first-child {
    border-right: 1px solid var(--border-dim);
}

.philosophy-card h3 {
    font-size: 2rem;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.philosophy-card p {
    color: var(--text-gray);
    font-size: 1.05rem;
    font-weight: 300;
}

.philosophy-card .card-number {
    position: absolute;
    top: 20px;
    right: 30px;
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.02);
    line-height: 1;
}

.philosophy-bridge {
    grid-column: span 2;
    padding: 3rem;
    text-align: center;
    background: var(--bg-black);
    border-top: 1px solid var(--border-dim);
}

.philosophy-bridge p {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--text-white);
    max-width: 800px;
    margin: 0 auto;
    font-weight: 400;
}

/* ==========================================================================
   STATS SECTION
   ========================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    background: var(--bg-dark-gray);
    border: 1px solid var(--border-dim);
    padding: 3.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.stat-item:hover {
    border-color: var(--text-white);
    transform: translateY(-5px);
    box-shadow: var(--glow-soft);
}

.stat-val {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    color: var(--text-gray);
}

/* ==========================================================================
   BENTO PILLARS SECTION
   ========================================================================== */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

.bento-card {
    background: var(--bg-dark-gray);
    border: 1px solid var(--border-dim);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-smooth);
}

.bento-card:hover {
    border-color: var(--border-medium);
}

.bento-card.col-6 { grid-column: span 6; }
.bento-card.col-4 { grid-column: span 4; }
.bento-card.col-8 { grid-column: span 8; }

.pillar-icon {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text-white);
    margin-bottom: 3rem;
}

.pillar-title {
    font-size: 1.5rem;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.pillar-desc {
    color: var(--text-gray);
    font-size: 0.95rem;
    font-weight: 300;
}

/* ==========================================================================
   AGENDA SECTION
   ========================================================================== */

.agenda-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.agenda-list {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border-dim);
}

.agenda-item {
    display: grid;
    grid-template-columns: 150px 1.5fr 1fr;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-dim);
    align-items: center;
    transition: var(--transition-fast);
}

.agenda-item:hover {
    background: rgba(255, 255, 255, 0.015);
    padding-left: 1rem;
    padding-right: 1rem;
}

.agenda-time {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-white);
}

.agenda-session {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-white);
}

.agenda-facilitator {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--text-gray);
    text-align: right;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   IMAGE GALLERY SECTION
   ========================================================================== */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    aspect-ratio: 1.3;
    overflow: hidden;
    border: 1px solid var(--border-dim);
    cursor: pointer;
    background: var(--bg-dark-gray);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.1);
    transition: var(--transition-smooth);
}

.gallery-item:hover img {
    filter: grayscale(0%) contrast(1);
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition-smooth);
    display: flex;
    align-items: flex-end;
    padding: 2rem;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-info {
    transform: translateY(10px);
    transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-info {
    transform: translateY(0);
}

.gallery-caption {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-white);
}

.gallery-tag {
    font-size: 0.7rem;
    color: var(--text-gray);
    text-transform: uppercase;
}

/* Lightbox styles */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    max-width: 90%;
    max-height: 80%;
    position: relative;
}

.lightbox img {
    max-width: 100%;
    max-height: 80vh;
    border: 1px solid var(--border-medium);
    box-shadow: var(--glow-medium);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: var(--text-white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   TESTIMONIALS SECTION
   ========================================================================== */

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-slide {
    position: absolute;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-slide.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.quote-icon {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.05);
    font-family: Georgia, serif;
    line-height: 0;
    margin-bottom: 2rem;
}

.quote-text {
    font-size: 1.35rem;
    font-weight: 300;
    color: var(--text-white);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.quote-author {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-white);
}

.quote-title {
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-top: 0.2rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.slider-dot {
    width: 8px;
    height: 8px;
    background: var(--text-dim);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-dot.active {
    background: var(--text-white);
    box-shadow: 0 0 10px var(--text-white);
}

/* ==========================================================================
   FEEDBACK FORM SECTION
   ========================================================================== */

.feedback-container {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 2.5rem;
    position: relative;
}

.form-control {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-dim);
    padding: 0.8rem 0;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-white);
    transition: var(--transition-fast);
    border-radius: 0;
}

.form-control:focus {
    outline: none;
    border-bottom-color: var(--text-white);
}

.form-label {
    position: absolute;
    top: 10px;
    left: 0;
    font-size: 0.9rem;
    color: var(--text-gray);
    pointer-events: none;
    transition: var(--transition-fast);
}

/* Floating labels effect */
.form-control:focus ~ .form-label,
.form-control:not(:placeholder-shown) ~ .form-label {
    top: -15px;
    font-size: 0.75rem;
    color: var(--text-white);
}

textarea.form-control {
    min-height: 80px;
    resize: none;
}

/* Custom Checkbox/Radio if needed, otherwise normal fields as per DOCX details */
.form-submit-wrapper {
    margin-top: 4rem;
    text-align: center;
}

/* Success Modal styling */
.success-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 5, 5, 0.95);
    z-index: 1001;
    display: none;
    align-items: center;
    justify-content: center;
}

.success-modal {
    background: var(--bg-dark-gray);
    border: 1px solid var(--text-white);
    box-shadow: var(--glow-medium);
    padding: 4rem;
    max-width: 500px;
    text-align: center;
}

.success-icon {
    font-size: 3rem;
    color: var(--text-white);
    margin-bottom: 2rem;
    animation: rotateGrid 5s linear infinite;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

footer {
    padding: 5rem 0;
    border-top: 1px solid var(--border-dim);
    background: var(--bg-dark-gray);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-white);
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-dim);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */

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

@keyframes pulseCircle {
    0% { transform: scale(0.9); opacity: 0.3; }
    100% { transform: scale(1.1); opacity: 0.7; }
}

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

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */

@media (max-width: 991px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 350px;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-card:first-child {
        border-right: none;
        border-bottom: 1px solid var(--border-dim);
    }
    
    .philosophy-bridge {
        grid-column: span 1;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
    }
    
    .bento-card.col-4,
    .bento-card.col-6,
    .bento-card.col-8 {
        grid-column: span 1;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .agenda-item {
        grid-template-columns: 100px 1fr;
        gap: 0.5rem;
    }
    
    .agenda-facilitator {
        grid-column: 2;
        text-align: left;
        margin-top: 0.25rem;
    }
}

@media (max-width: 576px) {
    section {
        padding: 5rem 0;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-meta {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        display: none; /* simple mobile approach */
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}