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

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

:root {
    --color-bg: #0a0a0b;
    --color-bg-elevated: #111113;
    --color-bg-card: #16161a;
    --color-bg-card-hover: #1c1c21;
    --color-text: #f0f0f0;
    --color-text-muted: #8a8a8f;
    --color-text-subtle: #505058;
    --color-accent: #c8a96e;
    --color-accent-muted: #b89a5e;
    --color-accent-light: #dfc393;
    --color-border: #1e1e24;
    --color-border-light: #2a2a32;

    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;

    --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    --max-width: 1280px;
    --section-padding: clamp(96px, 14vw, 180px);
    --container-padding: clamp(24px, 5vw, 80px);
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    opacity: 0;
    transition: opacity 0.6s ease;
    overflow-x: hidden;
}

body.loaded {
    opacity: 1;
}

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font: inherit;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   LOADER
   ============================================ */

.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-wordmark {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-accent);
    letter-spacing: 0.08em;
    opacity: 0;
    animation: loaderFadeIn 0.4s ease forwards;
}

.loader-bar {
    width: 48px;
    height: 1.5px;
    background: var(--color-border-light);
    overflow: hidden;
    position: relative;
}

.loader-progress {
    height: 100%;
    background: var(--color-accent);
    width: 0%;
    animation: loaderFill 0.8s var(--ease-out-quart) 0.3s forwards;
}

@keyframes loaderFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes loaderFill {
    from { width: 0%; }
    to { width: 100%; }
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: background-color 0.4s ease, padding 0.4s ease, backdrop-filter 0.4s ease;
}

.nav.scrolled {
    background-color: rgba(10, 10, 11, 0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

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

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.8rem;
    font-weight: 300;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s var(--ease-spring);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--color-text);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

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

.hero {
    position: relative;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 100px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient-mesh {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 50%, rgba(200, 169, 110, 0.07) 0%, transparent 70%),
        radial-gradient(ellipse 50% 60% at 80% 30%, rgba(200, 169, 110, 0.04) 0%, transparent 60%),
        radial-gradient(ellipse 80% 40% at 50% 80%, rgba(200, 169, 110, 0.03) 0%, transparent 50%);
    animation: meshShift 12s ease-in-out infinite alternate;
}

@keyframes meshShift {
    0% { transform: scale(1) translate(0, 0); opacity: 1; }
    50% { transform: scale(1.05) translate(-1%, 2%); opacity: 0.8; }
    100% { transform: scale(1.02) translate(1%, -1%); opacity: 1; }
}

.hero-noise {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 256px 256px;
    pointer-events: none;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.03) 1px, transparent 0);
    background-size: 40px 40px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 960px;
    padding: 0 24px;
    gap: 24px;
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    color: var(--color-text-muted);
    font-weight: 300;
    max-width: 520px;
    line-height: 1.8;
    letter-spacing: 0.01em;
}

/* Globe video */
.hero-globe {
    width: clamp(320px, 42vw, 520px);
    aspect-ratio: 1;
    margin-top: -24px;
}

.hero-globe-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    -webkit-mask-image: radial-gradient(
        circle at center,
        black 0%,
        black 62%,
        rgba(0, 0, 0, 0.4) 66%,
        transparent 70%
    );
    mask-image: radial-gradient(
        circle at center,
        black 0%,
        black 62%,
        rgba(0, 0, 0, 0.4) 66%,
        transparent 70%
    );
}

/* Hero reveal animation */
.hero .reveal {
    opacity: 0;
    transform: translateY(32px);
}

.hero .reveal.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s var(--ease-spring), transform 0.7s var(--ease-spring);
}

.hero-text .reveal:nth-child(1) { transition-delay: 0.3s; }
.hero-text .reveal:nth-child(2) { transition-delay: 0.5s; }
.hero-globe.reveal { transition-delay: 0.7s; }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 48px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 1.5s forwards;
}

.scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: var(--color-border);
    position: relative;
    overflow: hidden;
}

.scroll-dot {
    width: 1px;
    height: 20px;
    background: var(--color-accent);
    position: absolute;
    top: -20px;
    animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
    0% { top: -20px; }
    100% { top: 60px; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* ============================================
   SECTIONS - COMMON
   ============================================ */

.section {
    padding: var(--section-padding) 0;
}

.section-label {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 24px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 56px;
}

.body-text {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--color-text-muted);
    margin-bottom: 28px;
    font-weight: 300;
    letter-spacing: 0.005em;
}

/* Reveal animations */
.reveal-up {
    opacity: 0;
    transform: translateY(48px);
    transition: opacity 0.8s var(--ease-spring), transform 0.8s var(--ease-spring);
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   PHILOSOPHY SECTION (Split Layout)
   ============================================ */

.section-philosophy {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 8vw, 120px);
    align-items: start;
}

.split-left .section-title {
    margin-bottom: 0;
    position: sticky;
    top: 120px;
}

.philosophy-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-border);
}

.philosophy-pillar {
    border-left: 2px solid var(--color-accent);
    padding-left: 20px;
}

.philosophy-pillar-icon {
    display: block;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.philosophy-pillar h4 {
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.philosophy-pillar p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    font-weight: 300;
}

/* ============================================
   CAPABILITIES SECTION (Card Grid)
   ============================================ */

.section-capabilities {
    background: var(--color-bg-elevated);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
}

.capability-card {
    background: var(--color-bg-card);
    padding: clamp(36px, 4.5vw, 64px);
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
    transition: background-color 0.5s var(--ease-spring), opacity 0.6s var(--ease-spring), transform 0.6s var(--ease-spring);
}

.capability-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s var(--ease-spring);
}

.capability-card:hover {
    background: var(--color-bg-card-hover);
}

.capability-card:hover::before {
    transform: scaleX(1);
}

.capability-card:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.capability-card:active {
    transform: scale(0.995);
}

.capability-number {
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: 400;
}

.capability-name {
    font-family: var(--font-serif);
    font-size: clamp(1.3rem, 2.2vw, 1.8rem);
    font-weight: 400;
    letter-spacing: -0.01em;
}

.capability-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    font-weight: 300;
    flex-grow: 1;
}

.capability-details {
    list-style: none;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.capability-details li {
    font-size: 0.85rem;
    color: var(--color-text-subtle);
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
    font-weight: 300;
}

.capability-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 4px;
    height: 1px;
    background: var(--color-accent-muted);
}

/* ============================================
   TRACK RECORD SECTION (Split + Stats)
   ============================================ */

.section-track-record {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-border);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 400;
    display: inline;
}

.stat-suffix {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 2vw, 2rem);
    font-weight: 400;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 8px;
    letter-spacing: 0.03em;
}

/* ============================================
   PROCESS SECTION (Accordion)
   ============================================ */

.section-process {
    background: var(--color-bg-elevated);
}

.process-header {
    margin-bottom: 64px;
}

.process-steps {
    display: flex;
    flex-direction: column;
}

.process-step {
    border-top: 1px solid var(--color-border);
    overflow: hidden;
}

.process-step:last-child {
    border-bottom: 1px solid var(--color-border);
}

.process-step-header {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 32px 0;
    cursor: pointer;
    transition: color 0.3s ease;
}

.process-step-header:hover {
    color: var(--color-accent-light);
}

.process-step-number {
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--color-accent);
    min-width: 32px;
}

.process-step-title {
    font-family: var(--font-serif);
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    font-weight: 400;
    flex-grow: 1;
}

.process-step-status {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
}

.process-step-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

.toggle-v {
    transition: transform 0.4s var(--ease-spring), opacity 0.3s ease;
    transform-origin: center;
}

.process-step.open .toggle-v {
    transform: rotate(90deg);
    opacity: 0;
}

.process-step-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s var(--ease-spring);
}

.process-step.open .process-step-content {
    max-height: 300px;
}

.process-step-content p {
    padding: 0 0 32px 56px;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    font-weight: 300;
    max-width: 640px;
}

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

.footer {
    background: var(--color-bg);
    padding: var(--section-padding) 0 48px;
    border-top: 1px solid var(--color-border);
}

.footer-header {
    margin-bottom: 100px;
}

.footer-header .section-title {
    margin-bottom: 32px;
}

.footer-cta {
    display: inline-block;
    font-size: clamp(1rem, 1.8vw, 1.3rem);
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 4px;
    transition: color 0.3s var(--ease-spring), border-color 0.3s var(--ease-spring);
}

.footer-cta:hover {
    color: var(--color-accent-light);
    border-color: var(--color-accent-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
    font-size: 0.8rem;
    color: var(--color-text-subtle);
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--color-text-subtle);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-text-muted);
}

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

@media (max-width: 1024px) {
    .split-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .split-left .section-title {
        position: static;
    }

    .philosophy-pillars {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100dvh;
        background: var(--color-bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.4s ease, visibility 0.4s ease;
    }

    .nav-links.open {
        opacity: 1;
        visibility: visible;
    }

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .hero-globe {
        width: clamp(260px, 75vw, 360px);
    }

    .hero-content {
        gap: 16px;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        max-width: 340px;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .philosophy-pillars {
        grid-template-columns: 1fr;
    }

    .process-step-status {
        display: none;
    }

    .process-step-content p {
        padding-left: 0;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .scroll-indicator {
        bottom: 32px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}