/* ═══════════════════════════════════════════════════════════════
   SimulATe — Professional Landing Page Stylesheet
   Copyright (c) 2026 Akin Turcan / SimulATe Engineering Software
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
    /* Colors */
    --bg-primary:    #030712;
    --bg-secondary:  #0f172a;
    --bg-card:       #111827;
    --bg-card-hover: #1e293b;
    --surface:       #1e293b;
    --border:        #1e293b;
    --border-light:  #334155;

    --text-primary:  #f1f5f9;
    --text-secondary:#94a3b8;
    --text-muted:    #64748b;

    --accent:        #3b82f6;
    --accent-light:  #60a5fa;
    --accent-dark:   #2563eb;
    --accent-glow:   rgba(59, 130, 246, 0.15);

    --green:         #22c55e;
    --green-dark:    #16a34a;
    --red:           #ef4444;
    --yellow:        #eab308;
    --purple:        #a855f7;

    --gradient-1:    linear-gradient(135deg, #3b82f6, #8b5cf6);
    --gradient-2:    linear-gradient(135deg, #3b82f6, #06b6d4);
    --gradient-hero:  linear-gradient(180deg, #030712 0%, #0f172a 100%);

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

    /* Spacing */
    --section-py: 120px;
    --container-max: 1200px;

    /* Misc */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
    --shadow-md:  0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg:  0 10px 40px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul { list-style: none; }

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Typography ────────────────────────────────────────────── */
.gradient-text {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    background: var(--accent-glow);
    color: var(--accent-light);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.875rem;
}

.btn-md {
    padding: 12px 24px;
    font-size: 0.95rem;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

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

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}
.btn-outline:hover {
    background: var(--surface);
    border-color: var(--accent);
    color: var(--accent-light);
}

.btn-ghost {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.1);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.btn-white {
    background: white;
    color: var(--bg-primary);
}
.btn-white:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline-white:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
}

/* ══════════════════════════════════════════════════════════════
   NAVBAR
   ══════════════════════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(3, 7, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 70px;
    width: auto;
    transition: var(--transition);
}

.nav-logo:hover .nav-logo-img {
    opacity: 0.85;
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s;
}

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

.nav-actions {
    display: flex;
    gap: 10px;
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

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

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}

.hero-glow {
    position: absolute;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--accent-glow);
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-subtitle strong {
    color: var(--text-primary);
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-light);
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hero App Frame */
.hero-visual {
    position: relative;
}

.hero-app-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    background: var(--bg-card);
}

.app-titlebar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.titlebar-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot.red    { background: #ef4444; }
.dot.yellow { background: #eab308; }
.dot.green  { background: #22c55e; }

.titlebar-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.app-screenshot {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.app-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screenshot-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.screenshot-placeholder i {
    font-size: 3rem;
    color: var(--accent);
    opacity: 0.5;
}

.app-screenshot img + .screenshot-placeholder {
    display: none;
}

.app-screenshot img[src=""],
.app-screenshot img:not([src]) {
    display: none;
}

.app-screenshot img:not([src]) + .screenshot-placeholder,
.app-screenshot img[src=""] + .screenshot-placeholder {
    display: flex;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    color: var(--green);
    font-size: 1.1rem;
}

.card-1 {
    bottom: 40px;
    left: -30px;
    animation-delay: 0s;
}

.card-2 {
    top: 60px;
    right: -20px;
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    animation: scrollBounce 2s ease infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.5; }
    50%      { transform: rotate(45deg) translate(5px, 5px); opacity: 1; }
}

/* ══════════════════════════════════════════════════════════════
   TRUST BAR
   ══════════════════════════════════════════════════════════════ */
.trust-bar {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.trust-label {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-weight: 500;
}

.trust-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.std-badge {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.std-badge:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    box-shadow: var(--shadow-glow);
}

/* ══════════════════════════════════════════════════════════════
   FEATURES
   ══════════════════════════════════════════════════════════════ */
.features {
    padding: var(--section-py) 0;
}

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

.feature-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    opacity: 0;
    transition: opacity 0.3s;
}

.feature-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

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

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--accent-glow);
    color: var(--accent-light);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════════
   STANDARDS
   ══════════════════════════════════════════════════════════════ */
.standards-section {
    padding: var(--section-py) 0;
    background: var(--bg-secondary);
}

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

.standard-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.standard-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.std-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--gradient-1);
    color: white;
    font-weight: 900;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    margin-bottom: 18px;
    letter-spacing: -0.5px;
}

.standard-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.standard-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.std-region {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ══════════════════════════════════════════════════════════════
   3D SHOWCASE
   ══════════════════════════════════════════════════════════════ */
.showcase-section {
    padding: var(--section-py) 0;
}

.showcase-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.showcase-features {
    margin-top: 32px;
}

.showcase-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.showcase-features li i {
    color: var(--green);
    margin-top: 3px;
    font-size: 0.9rem;
}

.showcase-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4 / 3;
}

.showcase-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ══════════════════════════════════════════════════════════════
   HOW IT WORKS
   ══════════════════════════════════════════════════════════════ */
.how-it-works {
    padding: var(--section-py) 0;
    background: var(--bg-secondary);
}

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

.step-card {
    flex: 1;
    max-width: 260px;
    padding: 32px 24px;
    text-align: center;
}

.step-number {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(59, 130, 246, 0.15);
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: 16px;
}

.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent-glow);
    color: var(--accent-light);
    font-size: 1.3rem;
    margin: 0 auto 20px;
    border: 2px solid rgba(59,130,246,0.2);
}

.step-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.step-connector {
    display: flex;
    align-items: center;
    padding-top: 80px;
    color: var(--text-muted);
    font-size: 1rem;
    opacity: 0.3;
}

/* ══════════════════════════════════════════════════════════════
   PRICING
   ══════════════════════════════════════════════════════════════ */
/* QR Feature Card highlight */
.feature-card.featured-card {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(59,130,246,0.05) 0%, var(--bg-card) 100%);
}

.feature-icon.qr-icon {
    background: linear-gradient(135deg, rgba(34,197,94,0.15), rgba(59,130,246,0.15));
    color: var(--green);
}

.new-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 100px;
    background: var(--green);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    vertical-align: middle;
    margin-left: 6px;
}

.std-badge-color {
    background: rgba(234, 179, 8, 0.1) !important;
    color: var(--yellow) !important;
    border-color: rgba(234, 179, 8, 0.2) !important;
}

/* ══════════════════════════════════════════════════════════════
   PRICING
   ══════════════════════════════════════════════════════════════ */
.pricing {
    padding: var(--section-py) 0;
}

/* Billing Toggle */
.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 48px;
}

.toggle-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.toggle-label.active {
    color: var(--text-primary);
}

.toggle-switch {
    position: relative;
    width: 52px;
    height: 28px;
    border-radius: 100px;
    background: var(--surface);
    border: 2px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.toggle-switch.active {
    background: var(--accent);
    border-color: var(--accent);
}

.toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.toggle-switch.active .toggle-knob {
    transform: translateX(24px);
}

.toggle-save {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    background: rgba(34, 197, 94, 0.1);
    color: var(--green);
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: start;
}

.pricing-card {
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.pricing-card.featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(59,130,246,0.05) 0%, var(--bg-card) 100%);
    box-shadow: var(--shadow-glow);
    transform: scale(1.03);
}

.pricing-card.featured:hover {
    transform: scale(1.03) translateY(-4px);
}

.pricing-popular {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-1);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 6px 20px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
}

.pricing-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    background: var(--accent-glow);
    color: var(--accent-light);
    border: 1px solid rgba(59,130,246,0.2);
}

.pricing-badge.pro {
    background: rgba(34, 197, 94, 0.1);
    color: var(--green);
    border-color: rgba(34, 197, 94, 0.2);
}

.pricing-badge.enterprise {
    background: rgba(168, 85, 247, 0.1);
    color: var(--purple);
    border-color: rgba(168, 85, 247, 0.2);
}

.pricing-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
}

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

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.03em;
}

.price-period {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.pricing-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.pricing-features {
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pricing-features li i {
    margin-top: 3px;
    font-size: 0.8rem;
}

.pricing-features li .fa-check { color: var(--green); }
.pricing-features li .fa-times { color: var(--text-muted); opacity: 0.4; }

.pricing-features li.disabled {
    opacity: 0.4;
}

.pricing-features li strong {
    color: var(--text-primary);
}

/* ══════════════════════════════════════════════════════════════
   PURCHASE MODAL
   ══════════════════════════════════════════════════════════════ */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    width: 100%;
    max-width: 520px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 40px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--surface);
    color: var(--text-primary);
}

.modal-header {
    text-align: center;
    margin-bottom: 32px;
}

.modal-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent-glow);
    color: var(--accent-light);
    font-size: 1.5rem;
    margin: 0 auto 16px;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.modal-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group label i {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-divider {
    height: 1px;
    background: var(--border);
    margin: 24px 0;
}

.form-summary {
    margin-bottom: 24px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.summary-row.total {
    border-top: 1px solid var(--border);
    padding-top: 12px;
    margin-top: 8px;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.summary-price {
    font-weight: 700;
    font-family: var(--font-mono);
}

.form-secure {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.form-secure i {
    color: var(--green);
}

/* ══════════════════════════════════════════════════════════════
   FAQ
   ══════════════════════════════════════════════════════════════ */
.faq {
    padding: var(--section-py) 0;
    background: var(--bg-secondary);
}

.faq-list {
    max-width: 760px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    background: var(--bg-card);
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border-light);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
}

.faq-question i {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════════
   CTA SECTION
   ══════════════════════════════════════════════════════════════ */
.cta-section {
    padding: var(--section-py) 0;
}

.cta-card {
    text-align: center;
    padding: 80px 40px;
    background: var(--gradient-1);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-card h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
    position: relative;
}

.cta-card p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* ══════════════════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════════════════ */
.contact {
    padding: var(--section-py) 0;
    background: var(--bg-secondary);
}

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

.contact-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.contact-card i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.contact-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* ══════════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════════ */
.footer {
    padding: 64px 0 32px;
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo-img {
    height: 60px;
    width: auto;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 16px;
    line-height: 1.7;
    max-width: 300px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent);
    color: white;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-col ul li a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-subtitle { margin: 0 auto 36px; }
    .hero-cta { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { max-width: 600px; margin: 0 auto; }
    .floating-card { display: none; }

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

    .showcase-layout { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --section-py: 80px; }

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

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(3, 7, 18, 0.98);
        backdrop-filter: blur(20px);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
    }

    .nav-actions.active {
        display: flex;
        position: absolute;
        top: calc(100% + 200px);
        left: 0;
        right: 0;
        background: rgba(3, 7, 18, 0.98);
        padding: 0 24px 24px;
        border-bottom: 1px solid var(--border);
    }

    .features-grid { grid-template-columns: 1fr; }
    .standards-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .pricing-card.featured { transform: none; }
    .pricing-card.featured:hover { transform: translateY(-4px); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    .steps-grid { flex-direction: column; align-items: center; }
    .step-connector { display: none; }

    .hero-stats { flex-direction: column; gap: 16px; align-items: center; }

    .modal { padding: 24px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2rem; }
    .hero-cta { flex-direction: column; }
    .cta-buttons { flex-direction: column; align-items: center; }
}