/* ===== CSS VARIABLES ===== */
:root {
    /* Dark theme (default) */
    --bg: #050505;
    --bg-panel: #0a0a0c;
    --bg-card: #0d0d10;
    --border: rgba(255,255,255,0.08);
    --border-hover: rgba(255,255,255,0.2);
    --text: #e0e0e0;
    --text-muted: #666;
    --text-soft: #aaa;
    --accent: #fff;
    --tech-blue: #00f0ff;
    --glow-blue: rgba(0,240,255,0.15);
    --glow-soft: rgba(255,255,255,0.04);
    --status-live: #22c55e;
    --status-alpha: #f59e0b;
    --shadow: rgba(0,0,0,0.5);

    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --sp-1: 0.5rem; --sp-2: 1rem; --sp-3: 2rem; --sp-4: 4rem;
    --radius: 12px;
    --radius-sm: 8px;
}

[data-theme="light"] {
    --bg: #f4f4f6;
    --bg-panel: #ffffff;
    --bg-card: #ffffff;
    --border: rgba(0,0,0,0.09);
    --border-hover: rgba(0,0,0,0.25);
    --text: #111;
    --text-muted: #888;
    --text-soft: #555;
    --accent: #0a0a0a;
    --tech-blue: #0066cc;
    --glow-blue: rgba(0,102,204,0.1);
    --glow-soft: rgba(0,0,0,0.03);
    --status-live: #16a34a;
    --status-alpha: #b45309;
    --shadow: rgba(0,0,0,0.1);
}

/* ===== RESET ===== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background 0.3s, color 0.3s;
}

/* ===== TECH GRID ===== */
.tech-grid {
    position: fixed; top:0; left:0; width:100vw; height:100vh;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -2;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 70%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 70%);
}

/* ===== UTILS ===== */
.container { max-width:1280px; margin:0 auto; padding:0 5%; }
.border-top { border-top: 1px solid var(--border); }
.pt-4 { padding-top: var(--sp-4); }
.pb-4 { padding-bottom: var(--sp-4); }
.mt-1 { margin-top: var(--sp-1); }
.mt-2 { margin-top: var(--sp-2); }
.mt-4 { margin-top: var(--sp-4); }
.mb-2 { margin-bottom: var(--sp-2); }

h1,h2,h3,h4 { font-weight:500; letter-spacing:-0.02em; color: var(--accent); }

.mono-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-transform: uppercase;
    display: block;
}

.text-glow {
    color: var(--tech-blue);
    text-shadow: 0 0 24px var(--glow-blue);
}

/* ===== HEADER ===== */
.header {
    position: fixed; top:0; width:100%; z-index:100;
    background: rgba(5,5,5,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 1.25rem 0;
    transition: padding 0.3s, background 0.3s;
}

[data-theme="light"] .header {
    background: rgba(244,244,246,0.9);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo { display:flex; align-items:center; gap: 6px; cursor:default; }
.logo-text { font-family: var(--font-mono); font-size:1.1rem; font-weight:700; color: var(--accent); letter-spacing:-0.03em; }
.logo-dot { width:6px; height:6px; background: var(--tech-blue); border-radius:50%; box-shadow: 0 0 8px var(--tech-blue); flex-shrink:0; }

.nav { display:flex; gap:1.5rem; flex-wrap:wrap; }
.nav-link {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
    white-space: nowrap;
}
.nav-link:hover { color: var(--text); }

.header-controls { display:flex; gap:0.5rem; flex-shrink:0; }

.ctrl-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    transition: border-color 0.2s, color 0.2s, background 0.3s;
    white-space: nowrap;
}
.ctrl-btn:hover { border-color: var(--border-hover); color: var(--text); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 6rem;
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 60%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 5.5rem);
    font-weight: 300;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-soft);
    max-width: 600px;
    line-height: 1.7;
    margin-bottom: 3rem;
}

.hero-actions { display:flex; gap:1rem; flex-wrap:wrap; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn-primary {
    background: var(--tech-blue);
    color: #000;
    font-weight: 700;
}
.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--border-hover); color: var(--text); }

.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.68rem; }

/* ===== SECTION ===== */
.section { padding: 6rem 0; }

.section-header { margin-bottom: 0.5rem; }
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 400;
    margin-top: 0.5rem;
}

.glow-background {
    background: radial-gradient(ellipse at 50% 0%, var(--glow-blue) 0%, transparent 70%);
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, var(--glow-soft) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: 0 20px 40px var(--shadow);
}

.service-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--tech-blue);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-soft);
    line-height: 1.65;
}

/* ===== CASES ===== */
.case-category { border-top: 1px solid var(--border); padding-top: 2rem; }
.case-cat-label { margin-bottom: 1.5rem; }

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px,1fr));
    gap: 1.25rem;
}

.case-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    position: relative;
    overflow: hidden;
}
.case-card:hover {
    border-color: var(--tech-blue);
    transform: translateY(-3px);
    box-shadow: 0 16px 36px var(--shadow), 0 0 0 1px var(--tech-blue) inset;
}

.case-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
}

.status-indicator {
    width: 6px; height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}
.status-indicator.live { background: var(--status-live); box-shadow: 0 0 8px var(--status-live); }
.status-indicator.alpha { background: var(--status-alpha); box-shadow: 0 0 8px var(--status-alpha); }

.case-title {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent);
}

.case-abstract {
    font-size: 0.875rem;
    color: var(--text-soft);
    line-height: 1.6;
    flex-grow: 1;
}

.case-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: auto;
}
.case-specs span {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-muted);
}

/* ===== LEGAL ===== */
.legal-info-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.legal-details {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.legal-row {
    display: flex;
    gap: 2rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
}

.legal-key {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    text-transform: uppercase;
    flex-shrink: 0;
    width: 180px;
    padding-top: 0.1rem;
}

.legal-val {
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.5;
}

.legal-docs {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.legal-doc-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.25s;
}
.legal-doc-card:hover { border-color: var(--border-hover); }

.doc-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--glow-soft);
}

.doc-img-wrap {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.doc-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    filter: brightness(0.95) contrast(1.02);
}

.doc-placeholder {
    width: 100%; height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-panel);
    text-align: center;
}
.doc-placeholder p { font-size: 0.85rem; color: var(--text-soft); }

.doc-link {
    display: block;
    padding: 0.6rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    color: var(--tech-blue);
    text-decoration: none;
    border-top: 1px solid var(--border);
    transition: background 0.2s;
}
.doc-link:hover { background: var(--glow-soft); }

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-desc {
    font-size: 1.05rem;
    color: var(--text-soft);
    line-height: 1.7;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-soft);
    text-decoration: none;
    transition: color 0.2s;
}
.contact-link:hover { color: var(--text); }
.contact-icon { font-size: 1rem; flex-shrink: 0; }

.contact-form { display:flex; flex-direction:column; gap:1rem; }

.form-group { display:flex; flex-direction:column; gap:0.5rem; }

.form-input {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
    outline: none;
    transition: border-color 0.2s, background 0.3s;
    resize: vertical;
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus { border-color: var(--tech-blue); }

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--border); }

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-brand { display:flex; flex-direction:column; gap:0.25rem; }

.footer-meta {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.copyright {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
}

/* ===== ANIMATIONS ===== */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== PARTNERS ===== */
.partners-section {
    background: radial-gradient(ellipse at 50% 100%, var(--glow-blue) 0%, transparent 70%);
}

.partners-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.partners-lead {
    font-size: 1.05rem;
    color: var(--text-soft);
    line-height: 1.75;
    margin-bottom: 2.5rem;
    max-width: 520px;
}

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

.tier-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.tier-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--glow-blue) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s;
}

.tier-card:hover {
    border-color: var(--tech-blue);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px var(--shadow);
}
.tier-card:hover::before { opacity: 1; }

.tier-card--top {
    border-color: var(--tech-blue);
    box-shadow: 0 0 0 1px var(--tech-blue), 0 8px 32px var(--glow-blue);
    animation: tier-pulse 3s ease-in-out infinite;
}

@keyframes tier-pulse {
    0%, 100% { box-shadow: 0 0 0 1px var(--tech-blue), 0 8px 32px var(--glow-blue); }
    50% { box-shadow: 0 0 0 1px var(--tech-blue), 0 12px 48px var(--glow-blue), 0 0 24px var(--glow-blue); }
}

.tier-badge {
    position: absolute;
    top: 0; right: 0;
    background: var(--tech-blue);
    color: #000;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 0.2rem 0.5rem;
    border-radius: 0 var(--radius) 0 var(--radius-sm);
}

.tier-pct {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tech-blue);
    line-height: 1;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px var(--glow-blue);
}

.tier-label {
    font-size: 0.8rem;
    color: var(--text);
    font-weight: 500;
    margin-bottom: 0.4rem;
    line-height: 1.4;
}

.tier-range {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
}

/* === HOW IT WORKS === */
.partners-how-title {
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.partners-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.p-step {
    display: flex;
    gap: 1.25rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
}

.p-step-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--tech-blue);
    letter-spacing: 0.1em;
    flex-shrink: 0;
    padding-top: 0.2rem;
    width: 24px;
}

.p-step strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.3rem;
}

.p-step p {
    font-size: 0.85rem;
    color: var(--text-soft);
    line-height: 1.6;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .legal-info-block { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .partners-hero { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .header-inner { flex-wrap: wrap; }
    .hero { padding: 6rem 0 4rem; }
    .hero-title { font-size: 2.5rem; }
    .section { padding: 4rem 0; }
    .services-grid { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .legal-row { flex-direction: column; gap: 0.25rem; }
    .legal-key { width: auto; }
    .legal-docs { gap: 1rem; }
    .footer-meta { text-align: left; }
    .commission-tiers { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .container { padding: 0 4%; }
    .hero-actions { flex-direction: column; }
    .btn { justify-content: center; }
}