/* ============================================================
   ARC SECURITY — Shared Stylesheet
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0D1117;
    --bg-light: #F9F7F4;
    --bg-red: #1A0A08;
    --accent: #C84B31;
    --accent-hover: #E05A3A;
    --text-primary: #E6EDF3;
    --text-secondary: #8B949E;
    --text-dark: #1a1a1a;
    --text-dark-secondary: #4a4a4a;
    --white: #ffffff;
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(0, 0, 0, 0.08);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    --green: #00ff41;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: clamp(2.4rem, 5.5vw, 3.8rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #ffffff 0%, #ffffff 40%, #c0c8d0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.02em;
}

/* --- Layout --- */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

/* --- Eyebrow --- */
.eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.eyebrow::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent);
    flex-shrink: 0;
}

.eyebrow-accent {
    color: var(--accent);
}

/* ============================================================
   NAV
   ============================================================ */
.nav-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: background 0.3s, backdrop-filter 0.3s;
}

.nav-wrapper.scrolled {
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo .nav-tagline {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0;
    margin-left: 0.3rem;
    padding-left: 0.6rem;
    border-left: 1px solid var(--border);
}

/* Arc narrator label */
.arc-narrator {
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
}

/* Hero H2 subhead (larger) */
.hero-sub-large {
    font-size: 1.3rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 1rem;
    line-height: 1.6;
    font-weight: 400;
}

.hero-secondary {
    font-size: 0.95rem;
    color: var(--text-secondary);
    opacity: 0.7;
    margin-bottom: 2.5rem;
}

@keyframes navPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.logo-dot {
    color: var(--accent);
    font-size: 0.5em;
    vertical-align: super;
    margin-left: 1px;
    animation: navPulse 2s ease-in-out infinite;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.2s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.25s ease;
}

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

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

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.85rem 1.8rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font);
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s;
    border-radius: 0;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-large {
    padding: 1.1rem 2.4rem;
    font-size: 1.05rem;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    padding: 10rem 0 5rem;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse 80% 60% at 10% 20%, rgba(200, 75, 49, 0.03) 0%, transparent 60%),
        var(--bg-dark);
}

/* Grid overlay */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-split {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-cta {
    margin-bottom: 0.8rem;
}

.hero-signin {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.hero-signin:hover {
    color: var(--white);
}

.hero-trust {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* --- Terminal --- */
.terminal {
    background: #0a0c0f;
    border: 1px solid rgba(0, 255, 65, 0.12);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 0 30px rgba(200, 75, 49, 0.06),
        0 0 60px rgba(200, 75, 49, 0.03);
    animation: terminalGlow 4s ease-in-out infinite;
}

@keyframes terminalGlow {
    0%, 100% {
        box-shadow:
            0 0 30px rgba(200, 75, 49, 0.06),
            0 0 60px rgba(200, 75, 49, 0.03);
        border-color: rgba(0, 255, 65, 0.12);
    }
    50% {
        box-shadow:
            0 0 40px rgba(200, 75, 49, 0.1),
            0 0 80px rgba(200, 75, 49, 0.05);
        border-color: rgba(200, 75, 49, 0.2);
    }
}

/* CRT scanline overlay */
.terminal::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.15) 2px,
        rgba(0, 0, 0, 0.15) 4px
    );
    pointer-events: none;
    z-index: 2;
}

.terminal-header {
    padding: 0.8rem 1.2rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.08);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--green);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.terminal-cursor {
    width: 8px;
    height: 14px;
    background: var(--green);
    animation: cursorBlink 1s step-end infinite;
}

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

.terminal-body {
    padding: 1.2rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    line-height: 2;
    position: relative;
    z-index: 1;
}

.terminal-line {
    opacity: 0;
    white-space: nowrap;
    overflow: hidden;
}

.terminal-line.line-1 {
    color: var(--green);
    animation: typeIn 0.6s ease forwards 1s;
    position: relative;
}

.scan-domain {
    position: absolute;
    left: 0;
    opacity: 0;
}

.scan-domain.domain-1 {
    animation: domainCycle 12s ease-in-out infinite 1.6s;
}

.scan-domain.domain-2 {
    animation: domainCycle 12s ease-in-out infinite 5.6s;
}

.scan-domain.domain-3 {
    animation: domainCycle 12s ease-in-out infinite 9.6s;
}

@keyframes domainCycle {
    0% { opacity: 0; }
    2% { opacity: 1; }
    30% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}

.terminal-line.line-2 {
    color: #f0a500;
    animation: typeIn 0.6s ease forwards 2.2s;
}

.terminal-line.line-3 {
    color: #2ea043;
    animation: typeIn 0.6s ease forwards 3.4s;
}

@keyframes typeIn {
    0% {
        opacity: 0;
        max-width: 0;
    }
    1% {
        opacity: 1;
        max-width: 0;
    }
    100% {
        opacity: 1;
        max-width: 600px;
    }
}

/* --- Ticker --- */
.ticker-wrap {
    margin-top: 3rem;
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: relative;
}

.ticker-wrap::before,
.ticker-wrap::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}

.ticker-wrap::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg-dark), transparent);
}

.ticker-wrap::after {
    right: 0;
    background: linear-gradient(-90deg, var(--bg-dark), transparent);
}

.ticker {
    display: flex;
    white-space: nowrap;
    animation: ticker 30s linear infinite;
}

.ticker span {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 0 2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.ticker span::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #2ea043;
    border-radius: 50%;
    flex-shrink: 0;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================================
   PAIN SECTION
   ============================================================ */
.pain {
    background: var(--bg-light);
    color: var(--text-dark);
    padding: 6rem 0;
}

.pain-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.pain-label::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent);
    flex-shrink: 0;
}

.pain-quote {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 2.5rem;
    max-width: 820px;
    padding-left: 1.5rem;
    border-left: 3px solid var(--accent);
}

.pain-story {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--text-dark-secondary);
    max-width: 680px;
    margin-bottom: 2.5rem;
}

.pain-punchline {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    max-width: 680px;
}

.pain-bold {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 3.5rem;
}

.pain-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding-top: 0;
    border-top: none;
}

.pain-stat {
    background: #161b22;
    color: var(--text-primary);
    padding: 2rem 1.8rem;
    position: relative;
    overflow: hidden;
    line-height: 1.6;
    font-size: 0.9rem;
}

.pain-stat::before {
    content: 'CLASSIFIED';
    position: absolute;
    font-size: 3rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.025);
    transform: rotate(-45deg);
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    white-space: nowrap;
    pointer-events: none;
    letter-spacing: 0.1em;
}

.pain-stat strong {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.4rem;
}

/* ============================================================
   PRODUCT SECTION
   ============================================================ */
.product {
    background: var(--bg-dark);
    padding: 6rem 0;
}

.product h2 {
    color: var(--white);
    margin-bottom: 3.5rem;
    max-width: 600px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    padding: 2.2rem;
    transition: border-color 0.2s, background 0.2s;
}

.product-card:hover {
    border-color: rgba(200, 75, 49, 0.3);
    background: rgba(200, 75, 49, 0.03);
}

.product-card h3 {
    font-size: 1.15rem;
    color: var(--white);
    margin-bottom: 0.8rem;
}

.product-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.65;
}

.product-card .card-tagline {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    font-style: italic;
}

/* ============================================================
   AI DIFFERENTIATION
   ============================================================ */
.ai-diff {
    background: var(--bg-red);
    padding: 6rem 0;
}

.ai-diff h2 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.ai-diff-body {
    font-size: 1.05rem;
    color: #c9a8a0;
    max-width: 680px;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.model-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.model-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.55rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--mono);
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.model-chip .chip-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #2ea043;
    flex-shrink: 0;
}

/* Per-chip accent borders */
.model-chip.chip-claude {
    border-left: 3px solid #d4a27f;
}

.model-chip.chip-gemini {
    border-left: 3px solid #4285f4;
}

.model-chip.chip-deepseek {
    border-left: 3px solid #7c3aed;
}

.model-chip.chip-glm {
    border-left: 3px solid #2ea043;
}

.ai-diff-chips-caption {
    font-size: 0.95rem;
    color: #c9a8a0;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.ai-diff-closing {
    font-size: 1.05rem;
    color: var(--white);
    font-weight: 500;
    max-width: 600px;
    line-height: 1.7;
}

/* ============================================================
   MEET THE TEAM
   ============================================================ */
.team {
    background: var(--bg-dark);
    padding: 6rem 0;
}

.team h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.team-intro {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.team-card {
    background: #161b22;
    border: 1px solid #30363d;
    padding: 2rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.team-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(200, 75, 49, 0.1);
}

.team-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.team-card-name {
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.team-card-status {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.2rem 0.6rem;
    border-radius: 2px;
    flex-shrink: 0;
}

.team-card-status.status-active {
    color: #2ea043;
    background: rgba(46, 160, 67, 0.1);
    border: 1px solid rgba(46, 160, 67, 0.2);
}

.team-card-status.status-oncall {
    color: #f0a500;
    background: rgba(240, 165, 0, 0.08);
    border: 1px solid rgba(240, 165, 0, 0.2);
}

.team-card-status.status-founder {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.team-card-status .status-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

.status-active .status-dot { background: #2ea043; }
.status-oncall .status-dot { background: #f0a500; }
.status-founder .status-dot { background: var(--text-primary); }

.team-card-model {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: #2ea043;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.team-card-role {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.team-card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Consultant cards */
.team-card.consultant {
    border-style: dashed;
    opacity: 0.75;
}

.team-card.consultant:hover {
    opacity: 1;
}

/* ============================================================
   PRICING SECTION
   ============================================================ */
.pricing {
    background: var(--bg-light);
    color: var(--text-dark);
    padding: 6rem 0;
}

.pricing-header {
    text-align: center;
    margin-bottom: 3rem;
}

.pricing-header h2 {
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    background: none;
    -webkit-text-fill-color: var(--text-dark);
}

.pricing-header p {
    font-size: 1.05rem;
    color: var(--text-dark-secondary);
}

.pricing-card {
    max-width: 520px;
    margin: 0 auto 3.5rem;
    background: var(--bg-dark);
    color: var(--text-primary);
    padding: 3rem;
}

.pricing-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    background: rgba(46, 160, 67, 0.1);
    border: 1px solid rgba(46, 160, 67, 0.25);
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #2ea043;
    margin-bottom: 1.5rem;
}

.pricing-status .status-dot {
    width: 6px;
    height: 6px;
    background: #2ea043;
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.pricing-card-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.pricing-price {
    margin-bottom: 0.5rem;
}

.pricing-price .amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.03em;
}

.pricing-price .period {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.pricing-billing {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2.5rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features li::before {
    content: '\2713';
    color: #2ea043;
    font-weight: 700;
    flex-shrink: 0;
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
    margin-bottom: 1rem;
}

.pricing-card-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
}

.pricing-reframe {
    max-width: 620px;
    margin: 0 auto;
    text-align: center;
}

.pricing-reframe p {
    font-size: 1rem;
    color: var(--text-dark-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.pricing-reframe .lead {
    font-size: 1.15rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
}

.pricing-reframe .kicker {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-top: 1.5rem;
}

/* ============================================================
   DEMO CTA
   ============================================================ */
.demo {
    background: var(--bg-dark);
    padding: 6rem 0;
    text-align: center;
}

.demo h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.demo-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.demo-form {
    display: flex;
    max-width: 560px;
    margin: 0 auto 1rem;
    gap: 0;
}

.demo-form input {
    flex: 1;
    padding: 1rem 1.2rem;
    font-size: 1rem;
    font-family: var(--font);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--white);
    outline: none;
    transition: border-color 0.2s;
    border-radius: 0;
}

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

.demo-form input:focus {
    border-color: var(--accent);
}

.demo-form .btn {
    white-space: nowrap;
    border-radius: 0;
}

.demo-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 3.5rem;
}

.demo-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 720px;
    margin: 0 auto 3rem;
    text-align: left;
}

.demo-step-num {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.demo-step p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.demo-closing {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    line-height: 1.6;
}

.footer-brand .footer-logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.3rem 0;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.footer-status .status-dot {
    width: 8px;
    height: 8px;
    background: #2ea043;
    border-radius: 50%;
    display: inline-block;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.footer-bottom a {
    color: var(--text-secondary);
    transition: color 0.2s;
}

.footer-bottom a:hover {
    color: var(--white);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-disclaimer {
    width: 100%;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: #555;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */

/* --- About Hero --- */
.about-hero {
    padding: 10rem 0 5rem;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse 80% 60% at 10% 20%, rgba(200, 75, 49, 0.03) 0%, transparent 60%),
        var(--bg-dark);
}

.about-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridPulse 8s ease-in-out infinite;
}

.about-hero .container {
    position: relative;
    z-index: 1;
}

.about-hero h1 {
    margin-bottom: 1.5rem;
    max-width: 720px;
}

.about-hero-sub {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 620px;
    line-height: 1.7;
}

/* --- Who Arc Is --- */
.about-identity {
    background: var(--bg-dark);
}

.about-identity-split {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: start;
}

.about-pullquote blockquote {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 800;
    line-height: 1.3;
    color: var(--white);
    padding-left: 1.5rem;
    border-left: 3px solid var(--accent);
}

.about-identity-body p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 1.2rem;
}

.about-identity-body p:last-child {
    margin-bottom: 0;
}

/* --- What Arc Knows --- */
.about-training {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
}

.about-training h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.about-training-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

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

.about-training-card {
    background: #161b22;
    border: 1px solid #30363d;
    padding: 2rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.about-training-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(200, 75, 49, 0.1);
}

.about-training-icon {
    color: var(--accent);
    margin-bottom: 1.2rem;
}

.about-training-card h3 {
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.04em;
    margin-bottom: 0.8rem;
}

.about-training-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* --- What Arc Has Done --- */
.about-record {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
}

.about-record h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.about-record-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.about-record-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.about-record-entry {
    background: #161b22;
    border: 1px solid #30363d;
    padding: 1.5rem 2rem;
    transition: border-color 0.2s;
}

.about-record-entry:hover {
    border-color: rgba(200, 75, 49, 0.3);
}

.about-record-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.8rem;
    flex-wrap: wrap;
}

.about-record-target {
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.02em;
}

.about-record-platform {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.15rem 0.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
}

.about-record-badge {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.2rem 0.6rem;
    border-radius: 2px;
}

.badge-filed {
    color: #2ea043;
    background: rgba(46, 160, 67, 0.1);
    border: 1px solid rgba(46, 160, 67, 0.2);
}

.badge-acknowledged {
    color: #58a6ff;
    background: rgba(88, 166, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.2);
}

.badge-pending {
    color: #f0a500;
    background: rgba(240, 165, 0, 0.08);
    border: 1px solid rgba(240, 165, 0, 0.2);
}

.badge-ongoing {
    color: var(--accent);
    background: rgba(200, 75, 49, 0.1);
    border: 1px solid rgba(200, 75, 49, 0.2);
}

.about-record-entry p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.about-record-also {
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- The Numbers --- */
.about-stats {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
}

.about-stat {
    background: #161b22;
    padding: 1.8rem 1.2rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.about-stat strong {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.3rem;
    letter-spacing: -0.02em;
}

/* --- About CTA --- */
.about-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

/* ============================================================
   LIGHT SECTION HEADING FIX
   ============================================================ */
.pain h2,
.pain-quote {
    background: none;
    -webkit-text-fill-color: var(--text-dark);
}

/* ============================================================
   RESPONSIVE — 768px
   ============================================================ */
@media (max-width: 768px) {
    .nav-links {
        gap: 1.2rem;
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

    .hero-split {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .terminal {
        max-width: 100%;
    }

    .section {
        padding: 4rem 0;
    }

    .pain, .pricing, .ai-diff, .product, .demo, .team {
        padding: 4rem 0;
    }

    .pain-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

    .model-chips {
        flex-wrap: wrap;
    }

    .pricing-card {
        padding: 2rem;
    }

    .demo-form {
        flex-direction: column;
    }

    .demo-form input,
    .demo-form .btn {
        width: 100%;
    }

    .demo-steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.8rem;
    }

    .footer-legal {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .container {
        padding: 0 1.2rem;
    }

    /* About page responsive */
    .about-hero {
        padding: 8rem 0 4rem;
    }

    .about-identity-split {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-training-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

    .about-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-cta-buttons .btn {
        width: 100%;
        text-align: center;
    }
}