/* ===========================
   CSS Variables & Reset
   =========================== */

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

:root {
    /* Color System */
    --navy-950: #020617;
    --navy-900: #0F172A;
    --navy-800: #1E293B;
    --navy-700: #334155;
    --navy-600: #475569;
    --navy-500: #64748B;
    --navy-400: #94A3B8;
    --navy-300: #CBD5E1;
    --navy-200: #E2E8F0;
    --navy-100: #F1F5F9;
    --navy-50:  #F8FAFC;

    --orange-600: #EA580C;
    --orange-500: #F97316;
    --orange-400: #FB923C;
    --orange-100: #FFEDD5;
    --orange-50:  #FFF7ED;

    --blue-600: #2563EB;
    --blue-500: #3B82F6;
    --blue-100: #DBEAFE;

    --green-500: #10B981;
    --green-100: #D1FAE5;

    --purple-500: #8B5CF6;
    --purple-100: #EDE9FE;

    --teal-500: #06B6D4;
    --teal-100: #CFFAFE;

    --red-500: #EF4444;
    --red-100: #FEE2E2;

    /* Semantic */
    --bg: #FFFFFF;
    --bg-subtle: var(--navy-50);
    --text: var(--navy-900);
    --text-muted: var(--navy-500);
    --text-subtle: var(--navy-400);
    --border: var(--navy-200);
    --accent: var(--orange-500);
    --accent-hover: var(--orange-600);
    --accent-glow: rgba(249, 115, 22, 0.15);

    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.07);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.08);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 0 1px rgba(249, 115, 22, 0.3), 0 8px 32px rgba(249, 115, 22, 0.2);

    /* Radius */
    --r-sm: 6px;
    --r: 10px;
    --r-lg: 16px;
    --r-xl: 20px;
    --r-full: 9999px;

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --t-fast: 150ms var(--ease);
    --t: 250ms var(--ease);
    --t-slow: 400ms var(--ease);

    /* Spacing */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.25rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-20: 5rem;
    --sp-24: 6rem;

    /* Legacy compat */
    --primary-color: var(--blue-600);
    --secondary-color: var(--green-500);
    --text-dark: var(--navy-900);
    --text-light: var(--navy-500);
    --bg-white: #FFFFFF;
    --bg-light: var(--navy-50);
    --transition-base: var(--t);
    --transition-fast: var(--t-fast);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--t); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ===========================
   Layout
   =========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--sp-6);
}

section { padding: var(--sp-24) 0; }

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--sp-3);
}

.section-title {
    font-size: clamp(1.875rem, 3.5vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--text);
    text-align: center;
    margin-bottom: var(--sp-4);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: var(--sp-16);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ===========================
   Navigation
   =========================== */
.navbar {
    background: var(--navy-900);
    position: sticky;
    top: 0;
    z-index: 999;
    transition: box-shadow var(--t);
}

.navbar--scrolled {
    box-shadow: 0 1px 0 rgba(255,255,255,0.08), 0 4px 24px rgba(0,0,0,0.3);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.875rem;
    padding-bottom: 0.875rem;
    gap: var(--sp-6);
}

.nav-brand {
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: #FFFFFF;
    letter-spacing: -0.04em;
    line-height: 1;
}

.logo-subtitle {
    font-size: 0.625rem;
    font-weight: 500;
    color: rgba(255,255,255,0.45);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    gap: var(--sp-8);
    align-items: center;
    margin: 0 auto;
}

.nav-menu a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
    position: relative;
    transition: color var(--t-fast);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: var(--r-full);
    transition: width var(--t);
}

.nav-menu a:hover {
    color: #FFFFFF;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    flex-shrink: 0;
}

/* Language Selector */
.language-selector {
    display: flex;
    gap: 2px;
    align-items: center;
    background: rgba(255,255,255,0.08);
    border-radius: var(--r-sm);
    padding: 3px;
}

.lang-btn {
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.6);
    background: transparent;
    transition: all var(--t-fast);
    letter-spacing: 0.05em;
}

.lang-btn:hover {
    color: #FFFFFF;
    background: rgba(255,255,255,0.1);
}

.lang-btn.active {
    background: var(--accent);
    color: #FFFFFF;
}

.btn-nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: #FFFFFF;
    border-radius: var(--r);
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--t-fast);
    white-space: nowrap;
}

.btn-nav-cta:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--sp-2);
    border-radius: var(--r-sm);
}

.mobile-menu-toggle span {
    width: 22px;
    height: 2px;
    background: rgba(255,255,255,0.8);
    border-radius: var(--r-full);
    transition: all var(--t);
    display: block;
}

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

/* ===========================
   Hero Section
   =========================== */
.hero {
    background: var(--navy-900);
    color: #FFFFFF;
    padding: var(--sp-20) 0 var(--sp-24);
    position: relative;
    overflow: hidden;
}

/* Subtle grid pattern */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 40%, transparent 100%);
}

/* Orange glow orb */
.hero::after {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.12) 0%, transparent 65%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    background: rgba(249, 115, 22, 0.12);
    border: 1px solid rgba(249, 115, 22, 0.25);
    color: var(--orange-400);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 0.875rem;
    border-radius: var(--r-full);
    margin-bottom: var(--sp-5);
    letter-spacing: 0.02em;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
    font-size: clamp(2.25rem, 4.5vw, 3.5rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.08;
    margin-bottom: var(--sp-5);
    color: #FFFFFF;
}

.hero-title .accent {
    background: linear-gradient(135deg, var(--orange-400) 0%, var(--orange-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.65);
    margin-bottom: var(--sp-8);
    max-width: 480px;
}

.hero-cta {
    display: flex;
    gap: var(--sp-3);
    margin-bottom: var(--sp-10);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--sp-8);
    padding-top: var(--sp-8);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat strong {
    font-size: 1.875rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    color: #FFFFFF;
    line-height: 1;
}

.stat span {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    font-weight: 500;
}

.stats-note {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.35);
    margin-top: var(--sp-4);
    line-height: 1.5;
}

.hero-differentiators {
    display: flex;
    gap: var(--sp-6);
    padding-top: var(--sp-8);
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-wrap: wrap;
}

.hero-diff-item {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255,255,255,0.6);
}

.hero-diff-item svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0;
}

.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: calc(var(--r-xl) + 1px);
    background: linear-gradient(135deg, rgba(249,115,22,0.4), rgba(59,130,246,0.2), transparent 60%);
    z-index: 0;
}

.hero-image {
    position: relative;
    z-index: 1;
    border-radius: var(--r-xl);
    overflow: hidden;
    box-shadow: 0 32px 80px -16px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--r-xl);
    display: block;
}

/* Floating stat badge on hero image */
.hero-float-badge {
    position: absolute;
    bottom: -16px;
    left: -16px;
    background: #FFFFFF;
    border-radius: var(--r-lg);
    padding: var(--sp-3) var(--sp-5);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    z-index: 2;
}

.hero-float-badge .float-icon {
    width: 36px;
    height: 36px;
    background: var(--orange-100);
    border-radius: var(--r);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.hero-float-badge .float-text {
    display: flex;
    flex-direction: column;
}

.hero-float-badge .float-text strong {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.hero-float-badge .float-text span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    padding: 0.75rem 1.5rem;
    border-radius: var(--r);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--t);
    cursor: pointer;
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--accent);
    color: #FFFFFF;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.4);
}

.btn-secondary {
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.9);
    border: 1px solid rgba(255,255,255,0.15);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.14);
    border-color: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1.5px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--navy-400);
    background: var(--bg-subtle);
    transform: translateY(-1px);
}

.btn-large {
    padding: 0.9375rem 2rem;
    font-size: 1rem;
}

/* ===========================
   Features Section
   =========================== */
.features {
    background: var(--bg-subtle);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}

.feature-card {
    background: var(--bg);
    padding: var(--sp-8);
    border-radius: var(--r-lg);
    border: 1px solid var(--border);
    transition: all var(--t);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent, var(--blue-500));
    opacity: 0;
    transition: opacity var(--t);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: transparent;
    transform: translateY(-3px);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:nth-child(1) { --card-accent: var(--blue-500); }
.feature-card:nth-child(2) { --card-accent: var(--orange-500); }
.feature-card:nth-child(3) { --card-accent: var(--green-500); }
.feature-card:nth-child(4) { --card-accent: var(--purple-500); }
.feature-card:nth-child(5) { --card-accent: var(--teal-500); }
.feature-card:nth-child(6) { --card-accent: var(--red-500); }

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--r);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--sp-5);
    background: var(--icon-bg, var(--blue-100));
    color: var(--icon-color, var(--blue-500));
    flex-shrink: 0;
}

.feature-card:nth-child(1) .feature-icon { --icon-bg: var(--blue-100); --icon-color: var(--blue-500); }
.feature-card:nth-child(2) .feature-icon { --icon-bg: var(--orange-100); --icon-color: var(--orange-500); }
.feature-card:nth-child(3) .feature-icon { --icon-bg: var(--green-100); --icon-color: var(--green-500); }
.feature-card:nth-child(4) .feature-icon { --icon-bg: var(--purple-100); --icon-color: var(--purple-500); }
.feature-card:nth-child(5) .feature-icon { --icon-bg: var(--teal-100); --icon-color: var(--teal-500); }
.feature-card:nth-child(6) .feature-icon { --icon-bg: var(--red-100); --icon-color: var(--red-500); }

.feature-icon svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: var(--sp-2);
}

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

/* ===========================
   Benefits Section
   =========================== */
.benefits {
    background: var(--bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-6);
    max-width: 960px;
    margin: 0 auto;
}

.benefit-item {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
    padding: var(--sp-8);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    transition: all var(--t);
}

.benefit-item:hover {
    box-shadow: var(--shadow-lg);
    border-color: transparent;
    transform: translateY(-3px);
}

.benefit-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--r-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-item:nth-child(1) .benefit-icon {
    background: var(--orange-100);
    color: var(--orange-500);
}

.benefit-item:nth-child(2) .benefit-icon {
    background: var(--blue-100);
    color: var(--blue-500);
}

.benefit-item:nth-child(3) .benefit-icon {
    background: var(--green-100);
    color: var(--green-500);
}

.benefit-item:nth-child(4) .benefit-icon {
    background: var(--purple-100);
    color: var(--purple-500);
}

.benefit-icon svg {
    width: 26px;
    height: 26px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.benefit-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: var(--sp-2);
}

.benefit-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: var(--sp-4);
}

/* hide old benefit images */
.benefit-image { display: none; }

.benefit-content ul {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    padding-left: 0;
}

.benefit-content ul li {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-2);
    color: var(--text-muted);
    font-size: 0.875rem;
    padding-left: 0;
    position: relative;
}

.benefit-content ul li::before {
    content: '';
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    margin-top: 2px;
    background: var(--green-100);
    border-radius: 50%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2310B981' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='3.5 8 6.5 11 12.5 5'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: contain;
}

/* ===========================
   How It Works Section
   =========================== */
.how-it-works {
    background: var(--bg-subtle);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    margin-top: var(--sp-12);
}

/* Connecting line */
.steps-container::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(12.5% + 28px);
    right: calc(12.5% + 28px);
    height: 2px;
    background: linear-gradient(90deg, var(--orange-400), var(--orange-500));
    z-index: 0;
    opacity: 0;
    transition: opacity 0.5s var(--ease) 0.35s;
}

.steps-container.steps-visible::before {
    opacity: 1;
}

.step {
    background: transparent;
    padding: 0 var(--sp-5);
    text-align: center;
    position: relative;
    z-index: 1;
    box-shadow: none;
    border-radius: 0;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--navy-900);
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    margin: 0 auto var(--sp-6);
    border: 3px solid var(--accent);
    box-shadow: 0 0 0 4px var(--bg-subtle), 0 0 0 6px var(--accent);
    transition: all var(--t);
}

.step:hover .step-number {
    background: var(--accent);
    box-shadow: 0 0 0 4px var(--bg-subtle), 0 0 0 6px var(--accent), 0 8px 24px rgba(249,115,22,0.3);
    transform: scale(1.05);
}

.step-content {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: var(--sp-6);
    transition: all var(--t);
}

.step:hover .step-content {
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.step-content h3 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: var(--sp-2);
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* ===========================
   Use Cases Carousel
   =========================== */
.use-cases {
    overflow: hidden;
    background: var(--bg);
    padding-bottom: var(--sp-24);
}

.carousel-container {
    max-width: 100%;
    margin-top: var(--sp-10);
    overflow: hidden;
    padding: var(--sp-4) 0 var(--sp-6);
    position: relative;
}

/* Fade edges */
.carousel-container::before,
.carousel-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}
.carousel-container::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg) 0%, transparent 100%);
}
.carousel-container::after {
    right: 0;
    background: linear-gradient(-90deg, var(--bg) 0%, transparent 100%);
}

.carousel-track {
    display: flex;
    gap: var(--sp-5);
    animation: scroll-left 32s linear infinite;
    width: max-content;
}

.carousel-track:hover {
    animation-play-state: paused;
}

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

.use-case {
    padding: var(--sp-6) var(--sp-6);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all var(--t);
    min-width: 260px;
    max-width: 260px;
    flex-shrink: 0;
}

.use-case:hover {
    box-shadow: var(--shadow-lg);
    border-color: transparent;
    transform: translateY(-4px);
}

.use-case-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--sp-4);
    background: var(--navy-100);
    border-radius: var(--r-lg);
    padding: var(--sp-2);
    overflow: hidden;
}

.use-case-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.use-case-icon.custom-icon {
    background: linear-gradient(135deg, var(--orange-500), var(--orange-400));
}

.use-case-icon .icon-emoji {
    font-size: 24px;
    line-height: 1;
}

.use-case:has(.custom-icon) {
    background: linear-gradient(135deg, var(--orange-50), #FFFFFF);
    border-color: rgba(249,115,22,0.2);
}

.use-case:has(.custom-icon):hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-6px) scale(1.02);
}

.use-case:has(.custom-icon) h3 {
    color: var(--orange-600);
}

.use-case h3 {
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: var(--sp-2);
}

.use-case p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===========================
   Custom Development
   =========================== */
.custom-development {
    background: var(--bg-subtle);
    padding: var(--sp-16) 0;
}

.custom-dev-header {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.custom-dev-icon {
    width: 64px;
    height: 64px;
    background: var(--navy-900);
    border-radius: var(--r-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--sp-6);
    color: var(--accent);
}

.custom-dev-icon svg {
    width: 32px;
    height: 32px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.custom-dev-header .section-title {
    margin-bottom: var(--sp-4);
}

.custom-dev-header .section-subtitle {
    margin-bottom: 0;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
    background: var(--navy-900);
    color: #FFFFFF;
    text-align: center;
    padding: var(--sp-24) 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 100% at 50% 50%, black 30%, transparent 100%);
}

.cta-section::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(249,115,22,0.1) 0%, transparent 70%);
    pointer-events: none;
}

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

.cta-section h2 {
    font-size: clamp(1.875rem, 3.5vw, 2.5rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: var(--sp-4);
    line-height: 1.15;
}

.cta-section p {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: var(--sp-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cta-section .btn-primary {
    font-size: 1rem;
    padding: 0.875rem 2rem;
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    background: var(--bg-subtle);
}

.contact-content {
    display: flex;
    justify-content: center;
}

.contact-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: var(--sp-10);
    width: 100%;
    max-width: 680px;
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-5);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text);
    letter-spacing: -0.01em;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: var(--r);
    font-family: var(--font);
    font-size: 0.9375rem;
    color: var(--text);
    background: var(--bg);
    transition: all var(--t-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-subtle);
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: var(--navy-300);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.12);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form button[type="submit"] {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    background: var(--navy-900);
    color: #FFFFFF;
    padding: 0.875rem 2rem;
    border-radius: var(--r);
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font);
    letter-spacing: -0.01em;
    transition: all var(--t);
    cursor: pointer;
    border: none;
}

.contact-form button[type="submit"]:hover {
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.35);
}

.contact-form button[type="submit"]:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--navy-900);
    color: rgba(255,255,255,0.9);
    padding: var(--sp-16) 0 var(--sp-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: var(--sp-16);
    padding-bottom: var(--sp-10);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: var(--sp-6);
}

.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: var(--sp-2);
}

.footer-brand p {
    color: rgba(255,255,255,0.4);
    font-size: 0.875rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--sp-8);
}

.footer-column h4 {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
    margin-bottom: var(--sp-4);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.footer-column a {
    color: rgba(255,255,255,0.55);
    font-size: 0.9rem;
    transition: color var(--t-fast);
}

.footer-column a:hover {
    color: #FFFFFF;
}

.footer-address {
    color: rgba(255,255,255,0.4);
    font-size: 0.875rem;
    line-height: 1.6;
    list-style: none;
}

.footer-bottom p {
    text-align: center;
    color: rgba(255,255,255,0.3);
    font-size: 0.8125rem;
}

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

.fade-in-up {
    animation: fadeInUp 0.55s var(--ease) both;
}

/* ===========================
   Accessibility
   =========================== */
.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border-width: 0;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--sp-10);
    }

    .hero-float-badge {
        bottom: -12px;
        left: -8px;
    }

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

    .benefits-grid {
        max-width: 100%;
    }

    .steps-container {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--sp-6);
    }

    .steps-container::before {
        display: none;
    }
}

@media (max-width: 768px) {
    section { padding: var(--sp-16) 0; }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--navy-900);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--sp-5) var(--sp-6);
        box-shadow: 0 8px 24px rgba(0,0,0,0.3);
        gap: var(--sp-1);
        border-top: 1px solid rgba(255,255,255,0.08);
    }

    .nav-menu.active { display: flex; }

    .nav-menu a {
        padding: var(--sp-3) 0;
        font-size: 1rem;
        color: rgba(255,255,255,0.8);
        width: 100%;
    }

    .mobile-menu-toggle { display: flex; }

    .btn-nav-cta { display: none; }

    .hero-title { font-size: 2.25rem; }
    .hero-description { font-size: 1rem; }

    .hero-cta { flex-direction: column; }

    .hero-stats {
        display: none;
    }

    .section-title { font-size: 1.875rem; }
    .section-subtitle { font-size: 1rem; }

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

    .use-case { min-width: 220px; max-width: 220px; }
    .carousel-track { animation-duration: 40s; }

    .contact-form { grid-template-columns: 1fr; }
    .contact-card { padding: var(--sp-6); }

    .footer-content { grid-template-columns: 1fr; }

    .cta-section h2 { font-size: 1.875rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--sp-4); }

    .hero { padding: var(--sp-16) 0 var(--sp-20); }
    .hero-title { font-size: 2rem; }

    .btn { width: 100%; justify-content: center; }
    .hero-cta { gap: var(--sp-3); }

    .hero-stats {
        flex-direction: column;
        gap: var(--sp-4);
    }

    .steps-container { grid-template-columns: 1fr; }
}

/* ===========================
   Browser Frame (Hero)
   =========================== */
.browser-frame {
    border-radius: var(--r-xl);
    overflow: hidden;
    box-shadow: 0 32px 80px -16px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.08);
    background: var(--navy-800);
    position: relative;
    z-index: 1;
}

.browser-frame-bar {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: 0.6rem var(--sp-4);
    background: var(--navy-800);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.browser-frame-dots {
    display: flex;
    gap: 5px;
    flex-shrink: 0;
}

.browser-frame-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
}

.browser-frame-dots span:nth-child(1) { background: #FF5F57; }
.browser-frame-dots span:nth-child(2) { background: #FEBC2E; }
.browser-frame-dots span:nth-child(3) { background: #28C840; }

.browser-frame-url {
    flex: 1;
    background: rgba(255,255,255,0.07);
    border-radius: var(--r-sm);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.35);
    font-family: monospace;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
    margin: 0 auto;
}

/* Remove old hero-image-wrapper border-radius when inside browser-frame */
.browser-frame .hero-image-wrapper::before { display: none; }
.browser-frame .hero-image {
    border-radius: 0;
    box-shadow: none;
}
.browser-frame .hero-image img { border-radius: 0; }

/* ===========================
   Feature Card Screenshot Thumbnails
   =========================== */
.feature-screenshot {
    margin-top: var(--sp-5);
    border-radius: var(--r);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--navy-50);
}

/* Mini Form Mockup */
.fss-form {
    padding: var(--sp-4);
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.fss-row {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.fss-label {
    height: 8px;
    width: 40px;
    background: var(--navy-300);
    border-radius: 4px;
    flex-shrink: 0;
}

.fss-input {
    height: 16px;
    flex: 1;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.fss-input.short { flex: 0 0 50%; }

.fss-checks-row {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.fss-check {
    width: 10px;
    height: 10px;
    border: 1.5px solid var(--navy-300);
    border-radius: 2px;
    flex-shrink: 0;
}

.fss-check.on {
    background: var(--accent);
    border-color: var(--accent);
}

.fss-check-label {
    height: 7px;
    width: 80px;
    background: var(--navy-200);
    border-radius: 4px;
}

.fss-check-label.short { width: 55px; }

.fss-submit-btn {
    height: 18px;
    background: var(--navy-900);
    border-radius: 4px;
    margin-top: var(--sp-1);
}

/* Mini Layout Mockup */
.fss-layout {
    position: relative;
    height: 80px;
    background: var(--navy-900);
    border-radius: 0;
}

.fss-zone {
    position: absolute;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 4px;
    background: rgba(255,255,255,0.04);
}

.fss-pin {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 2px rgba(0,0,0,0.4);
}

.fss-pin.orange { background: var(--orange-500); }
.fss-pin.blue   { background: var(--blue-500); }
.fss-pin.purple { background: var(--purple-500); }

/* Mini Timeline Mockup */
.fss-timeline {
    padding: var(--sp-4);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.fss-tl-item {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
}

.fss-tl-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 2px;
}

.fss-tl-dot.green  { background: var(--green-500); }
.fss-tl-dot.orange { background: var(--accent); }

.fss-tl-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.fss-tl-line {
    height: 8px;
    width: 70%;
    background: var(--navy-200);
    border-radius: 4px;
}

.fss-tl-line.long { width: 90%; }

.fss-tl-sub {
    height: 6px;
    width: 45%;
    background: var(--navy-100);
    border-radius: 4px;
}

/* ===========================
   Product Tour Section
   =========================== */
.product-tour {
    background: var(--navy-900);
    color: #FFFFFF;
    padding: var(--sp-24) 0;
    position: relative;
    overflow: hidden;
}

.product-tour::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, black 20%, transparent 100%);
}

.product-tour .section-label { color: var(--orange-400); }
.product-tour .section-title { color: #FFFFFF; }
.product-tour .section-subtitle { color: rgba(255,255,255,0.5); }

.tour-tabs {
    display: flex;
    gap: var(--sp-2);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--sp-8);
    position: relative;
    z-index: 1;
}

.tour-tab {
    padding: 0.5rem 1.25rem;
    border-radius: var(--r-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255,255,255,0.55);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all var(--t);
    cursor: pointer;
    letter-spacing: -0.01em;
}

.tour-tab:hover {
    color: #FFFFFF;
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.tour-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #FFFFFF;
    box-shadow: 0 4px 16px rgba(249,115,22,0.4);
}

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

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

.tour-panel-inner {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--sp-10);
    align-items: center;
}

/* Screen / Window Frame */
.screen-frame {
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: 0 40px 100px -20px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.1);
    background: var(--navy-800);
}

.screen-bar {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: 0.625rem var(--sp-4);
    background: var(--navy-800);
    border-bottom: 1px solid rgba(255,255,255,0.07);
}

.screen-dots {
    display: flex;
    gap: 5px;
    flex-shrink: 0;
}

.screen-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.screen-dots span:nth-child(1) { background: #FF5F57; }
.screen-dots span:nth-child(2) { background: #FEBC2E; }
.screen-dots span:nth-child(3) { background: #28C840; }

.screen-url {
    flex: 1;
    text-align: center;
    font-family: monospace;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.06);
    padding: 0.2rem 0.75rem;
    border-radius: var(--r-sm);
    max-width: 360px;
    margin: 0 auto;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.screen-body {
    background: var(--bg);
    overflow: hidden;
}

.screen-body img {
    width: 100%;
    height: auto;
    display: block;
}

/* Tour Caption */
.tour-caption h3 {
    font-size: 1.375rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #FFFFFF;
    margin-bottom: var(--sp-4);
    line-height: 1.3;
}

.tour-caption p {
    font-size: 1rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
}

/* ===========================
   Mock UI — Factory Layout
   =========================== */
.mock-layout {
    display: flex;
    flex-direction: column;
    height: 380px;
}

.mock-layout-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.625rem 1rem;
    background: var(--navy-50);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.mock-toolbar-title {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
}

.mock-legend {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    font-size: 0.7rem;
    color: var(--text-muted);
}

.mock-legend-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 3px;
}

.mock-layout-floor {
    flex: 1;
    position: relative;
    background: var(--navy-900);
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 30px 30px;
}

.mock-zone {
    position: absolute;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 6px;
    background: rgba(255,255,255,0.03);
    box-sizing: border-box;
}

.mock-zone-label {
    position: absolute;
    top: 6px;
    left: 8px;
    font-size: 0.6rem;
    font-weight: 600;
    color: rgba(255,255,255,0.35);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    white-space: nowrap;
}

.mock-pin {
    position: absolute;
    width: 22px;
    height: 22px;
    border-radius: 50% 50% 50% 0;
    transform: translate(-50%, -50%) rotate(-45deg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 700;
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    cursor: default;
}

.mock-pin > * { transform: rotate(45deg); }

.mock-pin.orange { background: var(--orange-500); }
.mock-pin.blue   { background: var(--blue-500); }
.mock-pin.purple { background: var(--purple-500); }
.mock-pin.green  { background: var(--green-500); }

/* ===========================
   Mock UI — Permit Form
   =========================== */
.mock-form-view {
    padding: var(--sp-6);
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
    min-height: 380px;
}

.mock-form-header {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding-bottom: var(--sp-4);
    border-bottom: 1px solid var(--border);
}

.mock-permit-type-badge {
    background: var(--orange-100);
    color: var(--orange-600);
    font-size: 0.8125rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: var(--r-full);
}

.mock-form-subtitle {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.mock-form-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

.mock-field {
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
}

.mock-field.full { grid-column: 1 / -1; }

.mock-field label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
}

.mock-input {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    background: var(--bg);
}

.mock-input.filled { color: var(--text); }
.mock-select { cursor: default; }

.mock-checkboxes {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.mock-check {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.mock-check::before {
    content: '';
    width: 14px;
    height: 14px;
    border: 1.5px solid var(--border);
    border-radius: 3px;
    flex-shrink: 0;
}

.mock-check.checked { color: var(--text); }
.mock-check.checked::before {
    background: var(--accent);
    border-color: var(--accent);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='2.5 7 5.5 10 11.5 4'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: contain;
}

.mock-form-actions {
    display: flex;
    gap: var(--sp-3);
    justify-content: flex-end;
    margin-top: auto;
    padding-top: var(--sp-4);
    border-top: 1px solid var(--border);
}

.mock-btn {
    padding: 0.4rem 0.875rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: default;
}

.mock-btn.primary   { background: var(--navy-900); color: #FFF; }
.mock-btn.secondary { background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border); }
.mock-btn.approve   { background: var(--green-500); color: #FFF; }
.mock-btn.reject    { background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border); }

/* ===========================
   Mock UI — Document List
   =========================== */
.mock-list-view {
    min-height: 380px;
    display: flex;
    flex-direction: column;
}

.mock-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.mock-list-title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text);
}

.mock-filter-tabs {
    display: flex;
    gap: var(--sp-1);
}

.mock-filter {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: var(--r-full);
    color: var(--text-muted);
    cursor: default;
}

.mock-filter.active {
    background: var(--navy-900);
    color: #FFFFFF;
    font-weight: 600;
}

.mock-table {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.mock-table-head {
    display: grid;
    grid-template-columns: 60px 1fr 80px 110px 60px;
    padding: 0.4rem 1rem;
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mock-table-row {
    display: grid;
    grid-template-columns: 60px 1fr 80px 110px 60px;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.8125rem;
    color: var(--text);
    align-items: center;
    transition: background var(--t-fast);
}

.mock-table-row:hover { background: var(--bg-subtle); }

.mock-permit-id {
    font-weight: 700;
    color: var(--navy-700);
    font-size: 0.8rem;
}

.mock-status {
    display: inline-flex;
    padding: 0.15rem 0.5rem;
    border-radius: var(--r-full);
    font-size: 0.7rem;
    font-weight: 600;
    white-space: nowrap;
}

.mock-status.active   { background: var(--green-100);  color: #065F46; }
.mock-status.pending  { background: var(--orange-100); color: var(--orange-600); }
.mock-status.approved { background: var(--blue-100);   color: var(--blue-600); }
.mock-status.rejected { background: var(--red-100);    color: var(--red-500); }

/* ===========================
   Mock UI — Email Approval
   =========================== */
.mock-approval-view {
    min-height: 380px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--sp-6) var(--sp-8);
    gap: var(--sp-5);
    background: var(--bg-subtle);
}

.mock-approval-header {
    text-align: center;
}

.mock-approval-logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    color: var(--navy-900);
}

.mock-approval-tagline {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.mock-approval-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: var(--sp-5);
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    box-shadow: var(--shadow-sm);
}

.mock-approval-type {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text);
    padding-bottom: var(--sp-3);
    border-bottom: 1px solid var(--border);
}

.mock-approval-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
}

.mock-approval-row span:first-child { color: var(--text-muted); }
.mock-approval-row span:last-child  { font-weight: 600; color: var(--text); }

.mock-approval-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    padding-top: var(--sp-2);
    border-top: 1px solid var(--border);
    line-height: 1.5;
}

.mock-approval-actions {
    display: flex;
    gap: var(--sp-3);
    width: 100%;
}

.mock-approval-actions .mock-btn {
    flex: 1;
    text-align: center;
    padding: 0.6rem 1rem;
    border-radius: var(--r);
    font-size: 0.875rem;
}

.mock-approval-note {
    font-size: 0.75rem;
    color: var(--text-subtle);
    text-align: center;
}

/* ===========================
   Product Tour Responsive
   =========================== */
@media (max-width: 1024px) {
    .tour-panel-inner {
        grid-template-columns: 1fr;
    }

    .tour-caption {
        text-align: center;
        max-width: 560px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .tour-tabs {
        gap: var(--sp-1);
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: var(--sp-2);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .tour-tabs::-webkit-scrollbar { display: none; }

    .tour-tab {
        font-size: 0.8rem;
        padding: 0.4rem 0.875rem;
        flex-shrink: 0;
    }

    .screen-frame {
        border-radius: var(--r);
    }

    .screen-bar {
        padding: 0.5rem var(--sp-3);
    }

    .screen-url {
        font-size: 0.65rem;
        max-width: 200px;
    }

    .tour-caption {
        padding-top: var(--sp-5);
    }

    .tour-caption h3 {
        font-size: 1.125rem;
    }
}

/* ===========================
   Print
   =========================== */
@media print {
    .language-selector, .navbar, .hero-cta,
    .cta-section, .contact-form, .footer { display: none; }
}