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

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

:root {
    /* Color Palette */
    --color-background: #0a0a0f;
    --color-surface: #151520;
    --color-surface-light: #1f1f2e;
    --color-text-primary: #ffffff;
    --color-text-secondary: #b4b4c8;
    --color-accent: #969696; /* Indigo accent */
    --color-accent-hover: #4f46e5;
    --color-accent-glow: rgba(99, 102, 241, 0.3);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Borders */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-lg: 1.5rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-medium);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: var(--transition-fast);
}

.logo:hover {
    color: var(--color-accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-fast);
}

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

.nav-link-cta {
    color: var(--color-accent);
}

.nav-link-cta:hover {
    color: var(--color-accent-hover);
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    opacity: 0.4;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.4;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.6;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
    font-weight: var(--font-weight-regular);
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Background Image */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 15, 0.85) 0%,
        rgba(10, 10, 15, 0.75) 50%,
        rgba(10, 10, 15, 0.85) 100%
    );
    z-index: 1;
}

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

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-medium);
    cursor: pointer;
    border: none;
    font-family: var(--font-family);
}

.btn-primary {
    background-color: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    box-shadow: 0 0 30px var(--color-accent-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
}

.btn-secondary:hover {
    background-color: var(--color-accent-hover);
    box-shadow: 0 0 30px var(--color-accent-glow);
    transform: translateY(-2px);
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
    padding: var(--spacing-2xl) 2rem;
    position: relative;
}

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

.section-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

/* ========================================
   ETHOS SECTION
   ======================================== */

.ethos {
    background-color: var(--color-surface);
}

.ethos-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ethos-text {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-weight: var(--font-weight-regular);
}

.ethos-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    height: 500px;
}

.ethos-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-medium);
    pointer-events: none;
}

.ethos-image:hover .image-overlay {
    opacity: 1;
}

/* ========================================
   CAPABILITIES SECTION
   ======================================== */

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.capability-card {
    background-color: var(--color-surface);
    padding: 0;
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: all var(--transition-medium);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.capability-image {
    position: relative;
    height: 250px;
    width: 100%;
    overflow: hidden;
}

.capability-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.capability-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 15, 0.9) 100%);
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent-glow) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-medium);
}

.capability-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.capability-card:hover::before {
    opacity: 0.1;
}

.capability-icon {
    width: 80px;
    height: 80px;
    margin: 2rem auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-surface-light);
    border-radius: var(--border-radius-md);
    position: relative;
    z-index: 1;
}

.capability-icon .icon {
    width: 40px;
    height: 40px;
    color: var(--color-accent);
}

.capability-title {
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    position: relative;
    z-index: 1;
    padding: 0 2rem 2rem;
}

/* ========================================
   INNOVATION SHOWCASE SECTION
   ======================================== */

.innovation-showcase {
    padding: 0;
    margin: 0;
}

.innovation-image-container {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
}

.innovation-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.innovation-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 15, 0.7) 0%,
        rgba(10, 10, 15, 0.5) 50%,
        rgba(10, 10, 15, 0.7) 100%
    );
    display: flex;
    align-items: center;
    justify-content: center;
}

.innovation-content {
    text-align: center;
    max-width: 800px;
    padding: 2rem;
}

.innovation-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.innovation-text {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ========================================
   TEAM / CULTURE SECTION
   ======================================== */

.team-culture {
    background-color: var(--color-surface);
}

.team-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.team-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.team-image-main,
.team-image-secondary {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    height: 350px;
}

.team-image-main {
    grid-column: 1 / -1;
    height: 450px;
}

.team-images img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.team-images .team-image-main:hover img,
.team-images .team-image-secondary:hover img {
    transform: scale(1.05);
}

.team-text {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
}

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

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--color-surface-light);
    border-radius: var(--border-radius-sm);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: var(--transition-medium);
}

.stat-item:hover {
    background-color: var(--color-surface);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

/* ========================================
   SHOWCASE SECTION
   ======================================== */

.showcase {
    background-color: var(--color-surface);
}

.showcase-text {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 4rem;
    line-height: 1.8;
}

.showcase-placeholder {
    background-color: var(--color-surface-light);
    border-radius: var(--border-radius-lg);
    padding: 6rem 3rem;
    border: 2px dashed rgba(255, 255, 255, 0.1);
}

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

.placeholder-icon {
    width: 80px;
    height: 80px;
    color: var(--color-text-secondary);
    opacity: 0.3;
    margin-bottom: 1.5rem;
}

.placeholder-text {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    opacity: 0.5;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    width: 100%;
}

.form-input {
    width: 100%;
    padding: 1.2rem 1.5rem;
    font-size: 1rem;
    font-family: var(--font-family);
    background-color: var(--color-surface);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.form-input::placeholder {
    color: var(--color-text-secondary);
    opacity: 0.5;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

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

.footer {
    background-color: var(--color-surface);
    padding: 3rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-main {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-copyright {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    opacity: 0.6;
}

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

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

.footer-divider {
    color: var(--color-text-secondary);
    opacity: 0.3;
}

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

.fade-in {
    animation: fadeIn 1s ease-out;
}

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

.fade-in-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(10px);
        padding: 2rem;
        gap: 2rem;
        transition: var(--transition-medium);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .section {
        padding: var(--spacing-xl) 1.5rem;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .ethos-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .ethos-image {
        height: 350px;
    }
    
    .team-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .team-images {
        order: 2;
    }
    
    .team-content {
        order: 1;
    }
    
    .team-stats {
        grid-template-columns: 1fr;
    }
    
    .innovation-image-container {
        height: 400px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-main {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem 1.5rem;
    }
    
    .hero {
        padding: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.875rem 2rem;
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

/* ========================================
   PRIVACY POLICY PAGE
   ======================================== */

.policy-section {
    min-height: 100vh;
    padding-top: 120px;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
}

.policy-header {
    margin-bottom: 4rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: 2rem;
    transition: var(--transition-fast);
}

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

.back-icon {
    width: 20px;
    height: 20px;
}

.policy-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.policy-updated {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-regular);
}

.policy-body {
    background-color: var(--color-surface);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.policy-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.policy-body h2 {
    font-size: 1.8rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.policy-body h2:first-child {
    margin-top: 0;
}

.policy-body h3 {
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.policy-body p {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.policy-body ul,
.policy-body ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-secondary);
}

.policy-body li {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.policy-body a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition-fast);
}

.policy-body a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

.policy-body strong {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-semibold);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.smooth-scroll {
    scroll-behavior: smooth;
}

/* Lazy Loading Images */
img.lazy {
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

img.lazy.loaded {
    opacity: 1;
}

/* Image Loading Placeholder */
img[data-src]:not([src]) {
    background: linear-gradient(
        90deg,
        var(--color-surface) 0%,
        var(--color-surface-light) 50%,
        var(--color-surface) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}