/* ==============================
   DASHBO AI — Landing Page
   Aesthetic: Dark Tech Elegance
   ============================== */

/* ----- CSS Custom Properties ----- */
:root {
    /* Brand */
    --orange: #ff470f;
    --orange-light: #ff6a3a;
    --orange-glow: rgba(255, 71, 15, 0.15);
    --purple: #440631;
    --purple-light: #5c1045;
    --blue-light: #b8e5ff;

    /* Neutrals */
    --black: #202020;
    --dark: #0B0B1A;
    --dark-surface: #111128;
    --dark-card: #181835;
    --dark-border: #2a2a4a;
    --gray-700: #4a4a5a;
    --gray-600: #6f6f7f;
    --gray-400: #9e9eae;
    --gray-300: #b8b8c8;
    --gray-200: #e0e0e8;
    --gray-100: #f0f0f5;
    --gray-50: #f7f7fa;
    --white: #ffffff;

    /* Typography */
    --font-body: 'Lato', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    /* Spacing */
    --section-py: 120px;
    --section-py-sm: 80px;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --transition: 0.3s var(--ease-out);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background: var(--white);
    margin: 0;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; }

a {
    color: var(--orange);
    text-decoration: none;
    transition: var(--transition);
}
a:hover { color: var(--orange-light); }

::selection {
    background: var(--orange);
    color: var(--white);
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--black);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    text-align: center;
    margin-bottom: 0.5em;
}

.section-title-light { color: var(--white); }

.section-sub {
    font-size: 1.125rem;
    color: var(--gray-600);
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
    font-weight: 300;
}

.section-sub-light { color: var(--gray-400); }

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

/* ----- Buttons ----- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--orange);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}
.btn-primary:hover {
    background: var(--orange-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--orange-glow);
}

.btn-primary-lg {
    padding: 18px 40px;
    font-size: 1.125rem;
}

.btn-primary-sm {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: var(--orange);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 100px;
    text-decoration: none;
    transition: var(--transition);
}
.btn-primary-sm:hover {
    background: var(--orange-light);
    color: var(--white);
    transform: translateY(-1px);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 14px 32px;
    background: transparent;
    color: var(--gray-300);
    font-size: 1rem;
    font-weight: 700;
    border: 1px solid var(--dark-border);
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}
.btn-ghost:hover {
    border-color: var(--gray-400);
    color: var(--white);
    background: rgba(255,255,255,0.05);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ----- Navigation ----- */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background 0.3s ease, padding 0.3s ease, backdrop-filter 0.3s ease;
}

.site-nav.scrolled {
    background: rgba(11, 11, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
    font-weight: 900;
    font-size: 1.25rem;
}
.nav-logo:hover { color: var(--white); }

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.logo-text { letter-spacing: -0.02em; }
.logo-accent { color: var(--orange); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--gray-400);
    font-size: 0.875rem;
    font-weight: 400;
    text-decoration: none;
    transition: var(--transition);
}
.nav-link:hover { color: var(--white); }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-login { color: var(--gray-300); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

/* ----- Hero ----- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--dark);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -20%;
    left: 30%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--orange-glow) 0%, transparent 70%);
    filter: blur(80px);
    animation: glowPulse 6s ease-in-out infinite alternate;
}

.hero-grid {
    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;
    mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
}

@keyframes glowPulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0.8; transform: scale(1.1); }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 10px;
    background: rgba(255, 71, 15, 0.1);
    border: 1px solid rgba(255, 71, 15, 0.2);
    border-radius: 100px;
    color: var(--orange-light);
    font-size: 0.813rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--orange);
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.1;
}

.text-gradient {
    background: linear-gradient(135deg, var(--orange) 0%, #ff8c42 50%, var(--orange-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.125rem;
    color: var(--gray-400);
    max-width: 440px;
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 32px;
}

.hero-ctas {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-note {
    margin-top: 16px;
    font-size: 0.813rem;
    color: var(--gray-600);
}

/* Hero Demo Window */
.hero-demo {
    position: relative;
    z-index: 1;
    padding-left: 24px;
}

.demo-window {
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.03),
        0 20px 60px rgba(0,0,0,0.4),
        0 0 80px var(--orange-glow);
}

.demo-titlebar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--dark-border);
}

.demo-dots {
    display: flex;
    gap: 6px;
}
.demo-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--dark-border);
}
.demo-dots span:first-child { background: #ff5f57; }
.demo-dots span:nth-child(2) { background: #febc2e; }
.demo-dots span:last-child { background: #28c840; }

.demo-title {
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.demo-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.demo-message {
    display: flex;
    gap: 12px;
}

.demo-avatar {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    font-weight: 900;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.demo-avatar-user {
    background: var(--purple);
    color: var(--white);
}

.demo-avatar-ai {
    background: var(--orange);
    color: var(--white);
}

.demo-bubble {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.875rem;
    line-height: 1.5;
    max-width: 380px;
}

.demo-user .demo-bubble {
    background: rgba(255,255,255,0.06);
    color: var(--gray-200);
}

.demo-bubble-ai {
    background: rgba(255, 71, 15, 0.06);
    border: 1px solid rgba(255, 71, 15, 0.1);
    color: var(--gray-200);
}

.demo-intro {
    font-size: 0.813rem;
    color: var(--gray-400);
    margin: 0 0 12px;
}

.demo-results {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.demo-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius-sm);
    opacity: 0;
    animation: resultFadeIn 0.4s var(--ease-out) forwards;
}
.demo-result-row:nth-child(1) { animation-delay: 1.8s; }
.demo-result-row:nth-child(2) { animation-delay: 2.0s; }
.demo-result-row:nth-child(3) { animation-delay: 2.2s; }
.demo-result-row:nth-child(4) { animation-delay: 2.4s; }

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

.demo-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 400;
}

.demo-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--white);
    font-weight: 500;
}

.demo-source {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    font-size: 0.688rem;
    color: var(--gray-600);
    font-weight: 700;
    letter-spacing: 0.03em;
}

.demo-source-dot {
    width: 5px;
    height: 5px;
    background: var(--orange);
    border-radius: 50%;
}

/* Typing animation */
.demo-typing {
    overflow: hidden;
    white-space: nowrap;
    display: inline-block;
    width: 0;
    animation: typing 1.2s steps(40) 0.5s forwards;
}

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

.typing-cursor {
    color: var(--orange);
    font-weight: 300;
    animation: blink 0.8s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

#heroResponse {
    opacity: 0;
    animation: fadeInUp 0.5s var(--ease-out) 1.6s forwards;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ----- Logos Section ----- */
.logos-section {
    padding: 48px 0;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

.logos-row {
    text-align: center;
}

.logos-label {
    font-size: 0.813rem;
    font-weight: 900;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.logos-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px 32px;
    align-items: center;
}

.logo-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: default;
}
.logo-item:hover {
    background: var(--gray-100);
}
.logo-item:hover .logo-svg {
    color: var(--black);
}
.logo-item:hover .logo-name {
    color: var(--black);
}

.logo-svg {
    width: 20px;
    height: 20px;
    color: var(--gray-700);
    flex-shrink: 0;
    transition: var(--transition);
}

.logo-svg-stroke {
    fill: none;
}

.logo-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--gray-600);
    white-space: nowrap;
}

.logos-divider {
    width: 60px;
    height: 1px;
    background: var(--gray-200);
    margin: 28px auto;
}

/* ----- How it Works ----- */
.how-it-works {
    padding: var(--section-py) 0;
    background: var(--white);
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step-card {
    flex: 1;
    max-width: 300px;
    text-align: center;
    padding: 32px 24px;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--orange);
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}

.step-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    color: var(--orange);
    margin: 0 auto 20px;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 900;
    margin-bottom: 8px;
}

.step-desc {
    font-size: 0.938rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.6;
}

.step-connector {
    display: flex;
    align-items: center;
    padding-top: 80px;
    color: var(--gray-300);
}

/* ----- Why Dashbo AI ----- */
.why-section {
    padding: var(--section-py) 0;
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.benefit-card {
    padding: 32px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}
.benefit-card:hover {
    border-color: var(--orange);
    box-shadow: 0 8px 24px var(--orange-glow);
    transform: translateY(-2px);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 71, 15, 0.08);
    border-radius: var(--radius-md);
    color: var(--orange);
    margin-bottom: 16px;
}

.benefit-title {
    font-size: 1.125rem;
    font-weight: 900;
    margin-bottom: 8px;
}

.benefit-desc {
    font-size: 0.938rem;
    color: var(--gray-600);
    line-height: 1.6;
    font-weight: 300;
    margin: 0;
}

/* ----- Use Cases ----- */
.use-cases-section {
    padding: var(--section-py) 0;
    background: var(--white);
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 48px;
    background: var(--gray-50);
    padding: 4px;
    border-radius: 100px;
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    padding: 10px 24px;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
}
.tab-btn:hover { color: var(--black); }
.tab-btn.active {
    background: var(--white);
    color: var(--black);
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.use-case-info {
    padding-right: 24px;
}

.use-case-quote {
    font-size: 1.25rem;
    font-weight: 300;
    line-height: 1.6;
    color: var(--black);
    font-style: italic;
    margin-bottom: 12px;
    position: relative;
    padding-left: 20px;
    border-left: 3px solid var(--orange);
}

.use-case-persona {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--gray-600);
    margin-bottom: 16px;
}

.use-case-desc {
    font-size: 0.938rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.6;
}

/* Chat demo */
.chat-demo {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.chat-msg { margin-bottom: 16px; }
.chat-msg:last-child { margin-bottom: 0; }

.chat-bubble {
    padding: 14px 18px;
    border-radius: 12px;
    font-size: 0.875rem;
    line-height: 1.6;
}

.chat-user .chat-bubble {
    background: var(--black);
    color: var(--white);
    display: inline-block;
}

.chat-bubble-ai {
    background: var(--white);
    border: 1px solid var(--gray-200);
}
.chat-bubble-ai p { margin: 0 0 8px; font-size: 0.875rem; }
.chat-bubble-ai p:last-child { margin: 0; }

.chat-table {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 12px 0;
}

.chat-table-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    font-size: 0.813rem;
}
.chat-table-row span:first-child { font-weight: 700; }

.chat-tag {
    font-size: 0.688rem;
    font-weight: 900;
    padding: 2px 8px;
    border-radius: 100px;
    letter-spacing: 0.02em;
}
.chat-tag-good { background: #dcfce7; color: #166534; }
.chat-tag-great { background: #bbf7d0; color: #14532d; }

.chat-insight {
    font-size: 0.813rem !important;
    color: var(--gray-700);
}

.chat-total {
    font-size: 0.813rem !important;
    color: var(--gray-600);
    padding-top: 8px;
    border-top: 1px solid var(--gray-200);
}

/* Workflow visual */
.workflow-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 48px 24px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
}

.workflow-node {
    text-align: center;
    padding: 20px 24px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    min-width: 120px;
    transition: var(--transition);
}
.workflow-node:hover { border-color: var(--orange); }

.workflow-node-api {
    border-color: var(--orange);
    box-shadow: 0 4px 16px var(--orange-glow);
}

.node-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
    color: var(--gray-600);
}

.node-label {
    font-size: 0.875rem;
    font-weight: 900;
    color: var(--black);
}

.node-sub {
    font-size: 0.688rem;
    color: var(--gray-400);
    margin-top: 2px;
}

.workflow-arrow {
    display: flex;
    align-items: center;
    color: var(--gray-300);
}

.workflow-caption {
    text-align: center;
    font-size: 0.813rem;
    color: var(--gray-400);
    margin-top: 16px;
}

/* ----- For Developers ----- */
.developers-section {
    padding: var(--section-py) 0;
    background: var(--dark);
}

.dev-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.dev-heading {
    font-size: 1.125rem;
    color: var(--white);
    margin-bottom: 24px;
}

.endpoint-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.endpoint-item {
    display: grid;
    grid-template-columns: 50px 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 12px 16px;
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-sm);
}

.endpoint-method {
    font-family: var(--font-mono);
    font-size: 0.688rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 4px;
    text-align: center;
}
.endpoint-method.get { background: rgba(34,197,94,0.15); color: #4ade80; }
.endpoint-method.post { background: rgba(59,130,246,0.15); color: #60a5fa; }

.endpoint-path {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray-300);
}

.endpoint-desc {
    display: none; /* Hidden on narrow views, shown via tooltip */
}

.endpoint-tokens {
    font-family: var(--font-mono);
    font-size: 0.688rem;
    color: var(--gray-400);
    white-space: nowrap;
}

/* Code blocks */
.code-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 0;
}

.code-tab {
    padding: 8px 16px;
    border: none;
    background: var(--dark-surface);
    color: var(--gray-400);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}
.code-tab:first-child { border-radius: var(--radius-sm) 0 0 0; }
.code-tab:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.code-tab:hover { color: var(--gray-200); }
.code-tab.active {
    color: var(--orange);
    border-bottom-color: var(--orange);
    background: var(--dark-card);
}

.code-panel { display: none; }
.code-panel.active { display: block; }

.code-block {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 0 var(--radius-sm) var(--radius-sm) var(--radius-sm);
    overflow-x: auto;
}

.code-block pre {
    margin: 0;
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.7;
    color: var(--gray-300);
}

.code-block code {
    font-family: inherit;
}

.code-block-dark { border-top: none; }

/* Syntax highlighting */
.code-kw { color: #c792ea; }
.code-str { color: #c3e88d; }
.code-comment { color: #546e7a; font-style: italic; }

.code-header {
    padding: 10px 16px;
    border-bottom: 1px solid var(--dark-border);
    background: rgba(255,255,255,0.02);
}

.code-lang {
    font-family: var(--font-mono);
    font-size: 0.688rem;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Dev links */
.dev-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 48px;
    flex-wrap: wrap;
}

.dev-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--gray-400);
    font-size: 0.875rem;
    font-weight: 700;
    padding: 10px 20px;
    border: 1px solid var(--dark-border);
    border-radius: 100px;
    text-decoration: none;
    transition: var(--transition);
}
.dev-link:hover {
    color: var(--orange);
    border-color: var(--orange);
}

/* ----- Playground ----- */
.playground-section {
    padding: var(--section-py) 0;
    background: var(--gray-50);
}

.playground-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.playground-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.playground-input-area {
    padding: 24px;
    border-bottom: 1px solid var(--gray-100);
}

.playground-input-wrapper {
    display: flex;
    gap: 8px;
}

.playground-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--black);
    background: var(--white);
    transition: var(--transition);
}
.playground-input:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px var(--orange-glow);
}
.playground-input::placeholder {
    color: var(--gray-400);
}

.playground-submit {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--orange);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}
.playground-submit:hover {
    background: var(--orange-light);
    transform: translateY(-1px);
}

.playground-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.chip {
    padding: 6px 14px;
    border: 1px solid var(--gray-200);
    border-radius: 100px;
    background: var(--white);
    color: var(--gray-600);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}
.chip:hover {
    border-color: var(--orange);
    color: var(--orange);
}

.playground-output {
    padding: 24px;
    min-height: 200px;
}

.playground-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    color: var(--gray-400);
    text-align: center;
}

.playground-empty-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.25;
    margin-bottom: 8px;
    color: var(--gray-400);
}

.playground-empty p {
    font-size: 0.875rem;
    margin: 0;
}

/* Playground result */
.playground-result {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.7;
}

.playground-result-header {
    font-size: 0.688rem;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.playground-json {
    background: var(--dark);
    color: var(--gray-300);
    padding: 20px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    white-space: pre;
}

.playground-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    gap: 8px;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.loading-dots span {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--orange);
    border-radius: 50%;
    animation: loadDot 1.2s ease-in-out infinite;
}
.loading-dots span:nth-child(2) { animation-delay: 0.15s; }
.loading-dots span:nth-child(3) { animation-delay: 0.3s; }

@keyframes loadDot {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.3; }
    40% { transform: scale(1); opacity: 1; }
}

.playground-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 16px;
}

/* ----- Pricing ----- */
.pricing-section {
    padding: var(--section-py) 0;
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 960px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 32px 24px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.pricing-card:hover {
    border-color: var(--gray-300);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.pricing-card-featured {
    border-color: var(--orange);
    box-shadow: 0 0 0 1px var(--orange), 0 8px 24px var(--orange-glow);
}
.pricing-card-featured:hover {
    border-color: var(--orange);
    box-shadow: 0 0 0 1px var(--orange), 0 12px 32px var(--orange-glow);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--orange);
    color: var(--white);
    font-size: 0.688rem;
    font-weight: 900;
    border-radius: 100px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-100);
}

.pricing-name {
    font-size: 1rem;
    font-weight: 900;
    margin-bottom: 12px;
    letter-spacing: 0;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.price-currency {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gray-400);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--black);
    line-height: 1;
    letter-spacing: -0.03em;
}

.price-period {
    font-size: 0.875rem;
    color: var(--gray-400);
    font-weight: 400;
}

.pricing-desc {
    font-size: 0.813rem;
    color: var(--gray-400);
    margin: 8px 0 0;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    flex: 1;
}

.pricing-features li {
    padding: 6px 0;
    font-size: 0.875rem;
    color: var(--gray-600);
    position: relative;
    padding-left: 20px;
}
.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--orange);
    font-weight: 700;
    font-size: 0.75rem;
}

.btn-pricing {
    display: block;
    text-align: center;
    padding: 12px 20px;
    background: transparent;
    color: var(--black);
    border: 1px solid var(--gray-200);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
}
.btn-pricing:hover {
    border-color: var(--black);
    color: var(--black);
}

.btn-pricing-featured {
    background: var(--orange);
    color: var(--white);
    border-color: var(--orange);
}
.btn-pricing-featured:hover {
    background: var(--orange-light);
    border-color: var(--orange-light);
    color: var(--white);
}

.pricing-footer {
    margin-top: 64px;
    text-align: center;
}

.pricing-tokens-info h4 {
    font-size: 1rem;
    margin-bottom: 16px;
}

.token-costs {
    display: inline-flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.token-cost-item {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    padding: 8px 16px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.token-op { color: var(--gray-600); }

.token-price {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--black);
    font-size: 0.813rem;
}

.token-free { color: #16a34a; }

.pricing-extra {
    margin-top: 24px;
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* ----- FAQ ----- */
.faq-section {
    padding: var(--section-py) 0;
    background: var(--gray-50);
}

.faq-wrapper {
    max-width: 680px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--gray-200) !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 10px;
    overflow: hidden;
    background: var(--white);
}

.faq-item .accordion-button {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: var(--black);
    padding: 18px 24px;
    background: var(--white);
    box-shadow: none !important;
}
.faq-item .accordion-button:not(.collapsed) {
    color: var(--orange);
    background: var(--white);
}
.faq-item .accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236f6f7f'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.faq-item .accordion-body {
    padding: 0 24px 18px;
    font-size: 0.938rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ----- CTA Final ----- */
.cta-final {
    position: relative;
    padding: var(--section-py) 0;
    background: var(--dark);
    overflow: hidden;
}

.cta-final-bg {
    position: absolute;
    inset: 0;
}

.cta-final-glow {
    position: absolute;
    bottom: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, var(--orange-glow) 0%, transparent 70%);
    filter: blur(80px);
}

.cta-final-content {
    position: relative;
    text-align: center;
    z-index: 1;
}

.cta-final-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--white);
    margin-bottom: 16px;
}

.cta-final-sub {
    font-size: 1.125rem;
    color: var(--gray-400);
    max-width: 520px;
    margin: 0 auto 32px;
    font-weight: 300;
    line-height: 1.7;
}

.cta-final-actions {
    margin-bottom: 16px;
}

.cta-final-note {
    font-size: 0.813rem;
    color: var(--gray-600);
}

/* ----- Footer ----- */
.site-footer {
    padding: 64px 0 32px;
    background: #07071a;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 1.125rem;
    font-weight: 900;
    color: var(--white);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.footer-origin {
    font-size: 0.813rem;
    color: var(--gray-600);
}

.footer-heading {
    font-size: 0.75rem;
    font-weight: 900;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li { margin-bottom: 8px; }
.footer-links a {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition);
}
.footer-links a:hover { color: var(--gray-300); }

.footer-bottom {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-bottom p {
    font-size: 0.75rem;
    color: var(--gray-600);
    margin: 0;
}

/* ----- Modal ----- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-overlay.open {
    display: flex;
}

.modal-card {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    max-width: 440px;
    width: 100%;
    animation: modalIn 0.3s var(--ease-out);
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    background: var(--gray-50);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    color: var(--gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.modal-close:hover { background: var(--gray-100); color: var(--black); }

.modal-header-content {
    text-align: center;
    margin-bottom: 24px;
}
.modal-header-content .logo-mark {
    margin-bottom: 16px;
    width: 36px;
    height: 36px;
}

.modal-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.813rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 6px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--black);
    background: var(--white);
    transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px var(--orange-glow);
}

.modal-privacy {
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 12px;
}

.modal-success {
    text-align: center;
    padding: 40px 24px;
}

.success-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #dcfce7;
    color: #16a34a;
    font-size: 1.5rem;
    font-weight: 900;
    border-radius: 50%;
    margin: 0 auto 20px;
}

/* ----- Scroll Reveal Animations ----- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }

/* Hero initial animations */
.anim-fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s var(--ease-out) forwards;
}
.anim-delay-1 { animation-delay: 0.15s; }
.anim-delay-2 { animation-delay: 0.3s; }
.anim-delay-3 { animation-delay: 0.45s; }

/* ----- Responsive ----- */
@media (max-width: 991px) {
    :root { --section-py: 80px; }

    .nav-links { display: none; }
    .nav-login { display: none; }
    .nav-toggle { display: flex; }

    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark);
        padding: 20px;
        border-bottom: 1px solid var(--dark-border);
        gap: 16px;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-demo {
        padding-left: 0;
        margin-top: 40px;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        padding-top: 0;
        transform: rotate(90deg);
        margin: -8px 0;
    }

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

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

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .workflow-visual {
        flex-wrap: wrap;
    }
}

@media (max-width: 575px) {
    .hero-title { font-size: 1.75rem; }
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn-ghost { text-align: center; justify-content: center; }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 360px;
    }

    .tabs-nav {
        flex-wrap: wrap;
        border-radius: var(--radius-md);
    }

    .endpoint-item {
        grid-template-columns: 50px 1fr;
    }
    .endpoint-tokens { display: none; }

    .logos-grid { gap: 8px 12px; }
    .logo-item { padding: 6px 10px; }
    .logo-svg { width: 16px; height: 16px; }
    .logo-name { font-size: 0.75rem; }

    .modal-card { padding: 24px; }
}