/* ═══════════════════════════════════════════════════════════════
   VERIDIAN CARBON — Design System
   Aesthetic: Defense-Tech × Institutional FinTech
   Palette: "Data-Driven Phosphor"
   ═══════════════════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
    /* Core Palette */
    --void: #050A0E;
    --void-light: #0A1218;
    --void-lighter: #0F1A22;
    --lidar: #00FF94;
    --lidar-dim: #00CC77;
    --lidar-glow: rgba(0, 255, 148, 0.15);
    --lidar-glow-strong: rgba(0, 255, 148, 0.3);
    --danger: #FF4444;
    --danger-dim: rgba(255, 68, 68, 0.15);

    /* Neutrals */
    --white: #F0F2F5;
    --white-dim: #B0B8C4;
    --slate-100: #8A95A5;
    --slate-200: #5A6577;
    --slate-300: #2A3545;
    --slate-400: #1A2535;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 255, 148, 0.2);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --section-pad: clamp(80px, 10vw, 140px);
    --container-max: 1280px;
    --container-pad: clamp(20px, 4vw, 40px);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--void);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* ─── Utility Classes ─── */
.text-accent {
    color: var(--lidar);
    font-weight: 600;
}

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

.section__header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto clamp(48px, 6vw, 80px);
}

.section__tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--lidar);
    background: var(--lidar-glow);
    border: 1px solid rgba(0, 255, 148, 0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.section__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.section__desc {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--white-dim);
    line-height: 1.7;
}

/* ─── Button System ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.02em;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    position: relative;
    white-space: nowrap;
}

.btn--primary {
    background: var(--lidar);
    color: var(--void);
    padding: 12px 28px;
    border-radius: 8px;
    overflow: hidden;
}

.btn--primary:hover {
    background: #33FFB0;
    transform: translateY(-1px);
    box-shadow: 0 0 30px rgba(0, 255, 148, 0.3), 0 0 60px rgba(0, 255, 148, 0.1);
}

.btn__pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s, opacity 0.6s;
    opacity: 0;
}

.btn--primary:hover .btn__pulse {
    width: 300px;
    height: 300px;
    opacity: 0;
}

.btn--ghost {
    color: var(--white);
    padding: 12px 28px;
    border-radius: 8px;
    border: 1px solid var(--slate-300);
    background: transparent;
}

.btn--ghost:hover {
    border-color: var(--lidar);
    color: var(--lidar);
    background: var(--lidar-glow);
}

.btn--lg {
    padding: 16px 36px;
    font-size: 0.9375rem;
    border-radius: 10px;
}

/* ─── Tag System ─── */
.tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--lidar-dim);
    background: var(--lidar-glow);
    border: 1px solid rgba(0, 255, 148, 0.12);
    padding: 4px 10px;
    border-radius: 4px;
}


/* ═══════════════════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.4s var(--ease-out);
    background: transparent;
}

.nav--scrolled {
    background: rgba(5, 10, 14, 0.85);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
}

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

.nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.nav__logo-icon {
    flex-shrink: 0;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav__link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--slate-100);
    transition: color 0.2s;
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--lidar);
    transition: width 0.3s var(--ease-out);
}

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

.nav__link:hover::after {
    width: 100%;
}

.nav__cta {
    padding: 10px 22px;
    font-size: 0.8rem;
}

.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav__hamburger span {
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
    border-radius: 2px;
}

.nav__hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.active span:nth-child(2) {
    opacity: 0;
}
.nav__hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background: rgba(5, 10, 14, 0.97);
    backdrop-filter: blur(30px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu__link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white-dim);
    transition: color 0.2s;
}

.mobile-menu__link:hover {
    color: var(--lidar);
}

.mobile-menu__cta {
    margin-top: 12px;
}


/* ═══════════════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

/* Animated Grid Background */
.hero__grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 255, 148, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 148, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(0,0,0,0.6) 0%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(0,0,0,0.6) 0%, transparent 100%);
}

/* Scan Line Animation */
.hero__scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--lidar-glow-strong), transparent);
    animation: scanDown 6s ease-in-out infinite;
    opacity: 0.4;
}

@keyframes scanDown {
    0%, 100% { top: 0; opacity: 0; }
    10% { opacity: 0.4; }
    90% { opacity: 0.4; }
    50% { top: 100%; }
}

/* Radial Glow */
.hero__radial-glow {
    position: absolute;
    top: 20%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 255, 148, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
    position: relative;
    z-index: 2;
}

/* Hero Content */
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--lidar);
    background: var(--lidar-glow);
    border: 1px solid rgba(0, 255, 148, 0.2);
    padding: 8px 18px;
    border-radius: 100px;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 255, 148, 0.4); }
    50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(0, 255, 148, 0); }
}

.hero__title {
    font-size: clamp(2.5rem, 5.5vw, 4.2rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

.hero__title-accent {
    background: linear-gradient(135deg, var(--lidar), #00CC77, #00FFD0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    color: var(--white-dim);
    line-height: 1.75;
    max-width: 520px;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s var(--ease-out) 0.6s both;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s var(--ease-out) 0.8s both;
}

/* Hero Visual (Canvas) */
.hero__visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 1.2s var(--ease-out) 0.6s both;
}

#hero-canvas {
    width: 100%;
    aspect-ratio: 1;
    max-width: 520px;
    border-radius: 12px;
}

.hero__visual-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
}

.hero__data-readout {
    display: flex;
    gap: 20px;
    background: rgba(5, 10, 14, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 20px;
}

.hero__data-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hero__data-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--slate-100);
}

.hero__data-value {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
}

.hero__data-value--live {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--lidar);
}

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


/* ─── Trust Bar ─── */
.trust-bar {
    position: relative;
    z-index: 2;
    margin-top: clamp(40px, 6vw, 80px);
    padding-bottom: 40px;
}

.trust-bar__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(20px, 3vw, 40px);
    flex-wrap: wrap;
}

.trust-bar__item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--slate-100);
}

.trust-bar__divider {
    width: 1px;
    height: 24px;
    background: var(--slate-300);
}


/* ═══════════════════════════════════════════════════════════════
   PROBLEM SECTION
   ═══════════════════════════════════════════════════════════════ */
.problem {
    padding: var(--section-pad) 0;
    background: var(--void);
    position: relative;
}

.problem::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.problem__comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.problem__card {
    background: var(--void-light);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: clamp(24px, 3vw, 36px);
    transition: all 0.4s var(--ease-out);
}

.problem__card:hover {
    transform: translateY(-4px);
}

.problem__card--bad {
    border-color: rgba(255, 68, 68, 0.15);
}

.problem__card--bad:hover {
    box-shadow: 0 20px 60px rgba(255, 68, 68, 0.08);
    border-color: rgba(255, 68, 68, 0.3);
}

.problem__card--good {
    border-color: rgba(0, 255, 148, 0.15);
}

.problem__card--good:hover {
    box-shadow: 0 20px 60px rgba(0, 255, 148, 0.08);
    border-color: rgba(0, 255, 148, 0.3);
}

.problem__card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}

.problem__card-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.problem__card-indicator--red {
    background: var(--danger);
    box-shadow: 0 0 8px rgba(255, 68, 68, 0.4);
}

.problem__card-indicator--green {
    background: var(--lidar);
    box-shadow: 0 0 8px rgba(0, 255, 148, 0.4);
    animation: pulse-dot 2s ease-in-out infinite;
}

.problem__card-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--slate-100);
}

.problem__chart {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 20px;
    height: 180px;
    position: relative;
    overflow: hidden;
}

.problem__chart canvas {
    width: 100%;
    height: 100%;
}

.problem__card-verdict {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 20px;
    padding: 12px 16px;
    border-radius: 8px;
}

.problem__card-verdict--red {
    background: var(--danger-dim);
    color: #FF6666;
}

.problem__card-verdict--green {
    background: var(--lidar-glow);
    color: var(--lidar);
}

.problem__card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.problem__card-list li {
    font-size: 0.85rem;
    color: var(--white-dim);
    padding-left: 20px;
    position: relative;
}

.problem__card-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.problem__card--bad .problem__card-list li::before {
    background: rgba(255, 68, 68, 0.4);
}

.problem__card--good .problem__card-list li::before {
    background: rgba(0, 255, 148, 0.4);
}


/* ═══════════════════════════════════════════════════════════════
   SOLUTION SECTION
   ═══════════════════════════════════════════════════════════════ */
.solution {
    padding: var(--section-pad) 0;
    background: var(--void-light);
    position: relative;
}

.solution::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.solution__steps {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.solution__step {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 32px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s var(--ease-out);
}

.solution__step.visible {
    opacity: 1;
    transform: translateY(0);
}

.solution__step-number {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.solution__step-number span {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--lidar);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid rgba(0, 255, 148, 0.3);
    border-radius: 12px;
    background: var(--lidar-glow);
    flex-shrink: 0;
}

.solution__step-line {
    width: 1px;
    flex: 1;
    background: linear-gradient(180deg, rgba(0, 255, 148, 0.3), rgba(0, 255, 148, 0.05));
    margin: 8px auto 0;
}

.solution__step-content {
    padding-bottom: 48px;
}

.solution__step:last-child .solution__step-content {
    padding-bottom: 0;
}

.solution__step-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
}

.solution__step-icon svg {
    width: 100%;
    height: 100%;
}

.solution__step-title {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.solution__step-desc {
    font-size: 0.95rem;
    color: var(--white-dim);
    line-height: 1.7;
    margin-bottom: 16px;
}

.solution__step-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}


/* ═══════════════════════════════════════════════════════════════
   CARBON CYCLE SECTION
   ═══════════════════════════════════════════════════════════════ */
.cycle {
    padding: var(--section-pad) 0;
    background: var(--void);
    position: relative;
}

.cycle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.cycle__timeline {
    position: relative;
    display: flex;
    gap: 0;
}

.cycle__line {
    position: absolute;
    top: 24px;
    left: 24px;
    right: 24px;
    height: 2px;
    background: linear-gradient(90deg, var(--lidar-glow), rgba(0, 255, 148, 0.3), var(--lidar-glow));
}

.cycle__step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 0 12px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s var(--ease-out);
}

.cycle__step.visible {
    opacity: 1;
    transform: translateY(0);
}

.cycle__node {
    position: relative;
    z-index: 2;
    margin-bottom: 24px;
}

.cycle__node-ring {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(0, 255, 148, 0.3);
    background: var(--void);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.cycle__node-ring::after {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--lidar);
    box-shadow: 0 0 15px rgba(0, 255, 148, 0.5);
}

.cycle__node-num {
    position: absolute;
    top: -8px;
    right: -8px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--void);
    background: var(--lidar);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cycle__step-content {
    max-width: 200px;
}

.cycle__step-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 12px;
}

.cycle__step-icon svg {
    width: 100%;
    height: 100%;
}

.cycle__step-title {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
    line-height: 1.3;
}

.cycle__step-desc {
    font-size: 0.78rem;
    color: var(--slate-100);
    line-height: 1.6;
}


/* ═══════════════════════════════════════════════════════════════
   OPERATIONAL SCALE SECTION
   ═══════════════════════════════════════════════════════════════ */
.scale {
    padding: var(--section-pad) 0;
    background: var(--void-light);
    position: relative;
}

.scale::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* Metrics */
.scale__metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: clamp(60px, 8vw, 100px);
}

.scale__metric {
    text-align: center;
    padding: 40px 24px;
    background: var(--void);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.scale__metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 148, 0.4), transparent);
}

.scale__metric:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 60px rgba(0, 255, 148, 0.06);
}

.scale__metric-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    margin-bottom: 8px;
}

.scale__metric-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--lidar);
    font-variant-numeric: tabular-nums;
}

.scale__metric-unit {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 500;
    color: var(--slate-100);
}

.scale__metric-label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.scale__metric-detail {
    font-size: 0.78rem;
    color: var(--slate-100);
    line-height: 1.5;
}

/* Co-benefits */
.scale__cobenefits-title {
    text-align: center;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 36px;
    letter-spacing: -0.02em;
}

.scale__cobenefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.scale__cobenefit {
    padding: 32px 24px;
    background: var(--void);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.4s var(--ease-out);
}

.scale__cobenefit:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.scale__cobenefit-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
}

.scale__cobenefit-icon svg {
    width: 100%;
    height: 100%;
}

.scale__cobenefit-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.scale__cobenefit-desc {
    font-size: 0.85rem;
    color: var(--white-dim);
    line-height: 1.65;
}


/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.footer {
    position: relative;
}

.footer__cta-section {
    padding: var(--section-pad) 0;
    background: var(--void);
    position: relative;
    overflow: hidden;
}

.footer__cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.footer__cta-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--container-pad);
    text-align: center;
    position: relative;
    z-index: 2;
}

.footer__cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 255, 148, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.footer__cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin: 20px 0 16px;
}

.footer__cta-desc {
    font-size: 1.05rem;
    color: var(--white-dim);
    line-height: 1.7;
    margin-bottom: 36px;
}

/* Footer Bottom */
.footer__bottom {
    background: var(--void-light);
    border-top: 1px solid var(--border);
    padding: 60px 0 40px;
}

.footer__bottom-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.footer__tagline {
    font-size: 0.82rem;
    color: var(--slate-100);
    line-height: 1.5;
}

.footer__col-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--slate-100);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.footer__link {
    display: block;
    font-size: 0.85rem;
    color: var(--white-dim);
    padding: 4px 0;
    transition: color 0.2s;
}

.footer__link:hover {
    color: var(--lidar);
}

.footer__legal {
    max-width: var(--container-max);
    margin: 40px auto 0;
    padding: 24px var(--container-pad) 0;
    border-top: 1px solid var(--border);
}

.footer__legal p {
    font-size: 0.75rem;
    color: var(--slate-200);
    line-height: 1.5;
}

.footer__disclaimer {
    margin-top: 8px;
    font-size: 0.68rem !important;
    color: var(--slate-300) !important;
}


/* ═══════════════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s var(--ease-out);
}

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


/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero__subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__visual {
        order: -1;
    }

    #hero-canvas {
        max-width: 400px;
    }

    .problem__comparison {
        grid-template-columns: 1fr;
        max-width: 560px;
        margin: 0 auto;
    }

    .cycle__timeline {
        flex-direction: column;
        gap: 0;
        max-width: 480px;
        margin: 0 auto;
    }

    .cycle__line {
        top: 0;
        bottom: 0;
        left: 24px;
        right: auto;
        width: 2px;
        height: auto;
    }

    .cycle__step {
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
        padding: 0 0 40px 0;
    }

    .cycle__step:last-child {
        padding-bottom: 0;
    }

    .cycle__step-content {
        max-width: none;
    }

    .cycle__node {
        margin-bottom: 0;
        margin-right: 24px;
        flex-shrink: 0;
    }

    .scale__metrics {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto clamp(60px, 8vw, 100px);
    }

    .scale__cobenefits-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .footer__bottom-container {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* Mobile */
@media (max-width: 640px) {
    .nav__links {
        display: none;
    }

    .nav__cta {
        display: none;
    }

    .nav__hamburger {
        display: flex;
    }

    .hero {
        padding-top: 60px;
    }

    .hero__title {
        font-size: clamp(2rem, 8vw, 2.8rem);
    }

    .hero__data-readout {
        flex-direction: column;
        gap: 10px;
        padding: 12px 16px;
    }

    .hero__data-item {
        flex-direction: row;
        align-items: center;
        gap: 8px;
    }

    .trust-bar__container {
        flex-direction: column;
        gap: 12px;
    }

    .trust-bar__divider {
        width: 40px;
        height: 1px;
    }

    .solution__step {
        grid-template-columns: 44px 1fr;
        gap: 20px;
    }

    .solution__step-number span {
        width: 40px;
        height: 40px;
        font-size: 0.75rem;
    }

    .scale__metrics {
        gap: 16px;
    }

    .footer__bottom-container {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer__cta-title {
        font-size: 1.8rem;
    }
}


/* ═══════════════════════════════════════════════════════════════
   SPECIAL EFFECTS & POLISH
   ═══════════════════════════════════════════════════════════════ */

/* Glow border effect on sections */
.problem__card::after,
.scale__metric::after,
.scale__cobenefit::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

/* Selection color */
::selection {
    background: rgba(0, 255, 148, 0.25);
    color: var(--white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--void);
}

::-webkit-scrollbar-thumb {
    background: var(--slate-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--slate-200);
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid var(--lidar);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .nav, .hero__grid-bg, .hero__scan-line, .hero__radial-glow {
        display: none;
    }
    body {
        background: white;
        color: black;
    }
}