/* ==========================================================================
   Orbis DevLab - Design System & Ultra-Responsive Stylesheet (v2.0)
   Paleta: Dark Navy (#070e1c), Deep Slate (#0d1b31), Cyber Cyan (#00e5ff), Violet (#7000ff)
   ========================================================================== */

:root {
    --bg-dark: #070e1c;
    --bg-card: rgba(13, 27, 49, 0.75);
    --bg-card-hover: rgba(18, 38, 70, 0.9);
    --border-color: rgba(0, 229, 255, 0.15);
    --border-hover: rgba(0, 229, 255, 0.4);
    --cyan-primary: #00e5ff;
    --cyan-glow: rgba(0, 229, 255, 0.25);
    --purple-primary: #7000ff;
    --purple-glow: rgba(112, 0, 255, 0.25);
    --blue-accent: #0091ea;
    --whatsapp-green: #25d366;
    --text-white: #ffffff;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Space Grotesk', sans-serif;
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography & Helpers */
.text-gradient {
    background: linear-gradient(135deg, #00e5ff 0%, #00b0ff 40%, #7000ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-cyan { color: var(--cyan-primary); }
.text-green { color: var(--whatsapp-green); }
.text-center { text-align: center; }

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: linear-gradient(135deg, #00e5ff 0%, #0091ea 100%);
    color: #070e1c !important;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-fast);
    box-shadow: 0 4px 20px rgba(0, 229, 255, 0.35);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 229, 255, 0.55);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #ffffff !important;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-fast);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
    border: none;
    cursor: pointer;
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.55);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-white) !important;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.12);
    cursor: pointer;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(0, 229, 255, 0.4);
    transform: translateY(-2px);
}

.btn-large {
    padding: 0.85rem 1.6rem;
    font-size: 0.95rem;
}

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

.pulse-btn {
    animation: pulseGlow 2.5s infinite;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.4); }
    70% { box-shadow: 0 0 0 12px rgba(0, 229, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0); }
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 0.85rem 0;
    background: rgba(7, 14, 28, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition-fast);
}

/* Top Announcement Bar */
.top-announcement-bar {
    background: linear-gradient(90deg, #070e1c 0%, #0d1b31 50%, #070e1c 100%);
    border-bottom: 1px solid rgba(0, 229, 255, 0.25);
    padding: 8px 0;
    margin-top: 64px;
    font-size: 0.85rem;
    position: relative;
    z-index: 10;
}

.top-bar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    text-align: center;
}

.top-tag {
    background: rgba(0, 229, 255, 0.15);
    border: 1px solid var(--cyan-primary);
    color: var(--cyan-primary);
    font-size: 0.65rem;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
}

.top-text {
    color: #cbd5e1;
}

.top-btn-link {
    color: var(--cyan-primary);
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
}

.top-btn-link:hover {
    color: #ffffff;
}

.site-header.scrolled {
    background: rgba(7, 14, 28, 0.98);
    border-bottom-color: rgba(0, 229, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
    color: var(--text-white);
}

.logo-orb {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #00e5ff 0%, #7000ff 100%);
    color: #070e1c;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--cyan-primary);
}

.highlight-ntv {
    color: #ffffff;
    font-weight: 700;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 7rem 0 4rem;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
}

.glow-cyan {
    background: rgba(0, 229, 255, 0.12);
    top: -100px;
    left: -100px;
}

.glow-purple {
    background: rgba(112, 0, 255, 0.15);
    bottom: 0;
    right: -100px;
}

@media (min-width: 993px) {
    .hero-grid {
        display: grid;
        grid-template-columns: 1.15fr 0.85fr;
        column-gap: 3.5rem;
        row-gap: 1.25rem;
        align-items: center;
    }

    .hero-content {
        display: contents;
    }

    .hero-header-block {
        grid-column: 1;
    }

    .hero-media-wrapper {
        grid-column: 2;
        grid-row: 1 / span 5;
        max-width: 500px;
        width: 100%;
        margin: 0 auto;
    }

    .audio-listen-widget {
        grid-column: 1;
        margin-bottom: 0;
    }

    .hero-cta-group {
        grid-column: 1;
        margin-bottom: 0;
    }

    .hero-stats {
        grid-column: 1;
        margin-top: 0.25rem;
    }
}

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

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.3);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-white);
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 2.75rem;
    line-height: 1.18;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    font-family: var(--font-heading);
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    max-width: 580px;
}

.hero-actions, .hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}

/* Terminal Card UI */
.code-terminal-card {
    background: #020611;
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: var(--radius-md);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 229, 255, 0.15);
    overflow: hidden;
    font-family: monospace;
}

.terminal-header {
    background: rgba(13, 27, 49, 0.9);
    padding: 10px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

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

.terminal-status {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--whatsapp-green);
}

.terminal-body {
    padding: 16px;
    font-size: 0.85rem;
    line-height: 1.6;
}

.code-keyword { color: #ff79c6; }
.code-var { color: #50fa7b; }
.code-class { color: #8be9fd; font-weight: 700; }
.code-prop { color: #bd93f9; }
.code-str { color: #f1fa8c; }
.code-num { color: #ffb86c; }
.indent { padding-left: 20px; }
.status-msg { margin-top: 10px; color: var(--cyan-primary); font-weight: 600; }

/* Audio Widget */
.audio-listen-widget {
    background: rgba(13, 27, 49, 0.85);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 14px;
    padding: 10px 14px;
    margin-bottom: 1.25rem;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(16px);
    transition: var(--transition-fast);
}

.audio-listen-widget:hover {
    border-color: rgba(0, 229, 255, 0.45);
}

.audio-listen-widget.playing {
    border-color: var(--cyan-primary);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 229, 255, 0.2);
}

.audio-widget-main {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-audio-play {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00e5ff 0%, #0091ea 100%);
    color: #070e1c;
    border: none;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 229, 255, 0.35);
}

.audio-info { flex: 1; min-width: 0; }

.audio-title-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 2px;
}

.audio-badge {
    background: rgba(0, 229, 255, 0.15);
    color: var(--cyan-primary);
    font-size: 0.65rem;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid rgba(0, 229, 255, 0.3);
}

.audio-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: #ffffff;
    font-family: var(--font-heading);
}

.audio-status-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.audio-controls-side {
    display: flex;
    align-items: center;
    gap: 10px;
}

.audio-equalizer {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
}

.eq-bar {
    width: 3px;
    height: 4px;
    background: var(--cyan-primary);
    border-radius: 2px;
}

.audio-listen-widget.playing .eq-bar:nth-child(1) { animation: eqWave 0.8s ease-in-out infinite alternate; }
.audio-listen-widget.playing .eq-bar:nth-child(2) { animation: eqWave 0.6s ease-in-out infinite alternate 0.2s; }
.audio-listen-widget.playing .eq-bar:nth-child(3) { animation: eqWave 1.0s ease-in-out infinite alternate 0.4s; }
.audio-listen-widget.playing .eq-bar:nth-child(4) { animation: eqWave 0.7s ease-in-out infinite alternate 0.1s; }

@keyframes eqWave {
    0% { height: 3px; }
    100% { height: 16px; }
}

.audio-timer {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    font-family: monospace;
}

.btn-audio-speed {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--cyan-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    cursor: pointer;
}

.audio-progress-container {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 8px;
    cursor: pointer;
}

.audio-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00e5ff, #7000ff);
    border-radius: 2px;
    transition: width 0.1s linear;
}

/* Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.25rem;
}

.stat-item { display: flex; flex-direction: column; }
.stat-number { font-size: 1.2rem; font-weight: 800; color: var(--cyan-primary); font-family: var(--font-heading); }
.stat-label { font-size: 0.75rem; color: var(--text-muted); }
.stat-divider { width: 1px; height: 30px; background: rgba(255, 255, 255, 0.1); }

/* ==========================================================================
   NTV Featured Section
   ========================================================================== */
.ntv-featured-section {
    padding: 4rem 0;
}

.ntv-featured-card {
    background: linear-gradient(135deg, rgba(13, 27, 49, 0.95) 0%, rgba(7, 14, 28, 0.95) 100%);
    border: 1px solid rgba(0, 229, 255, 0.35);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 35px rgba(0, 229, 255, 0.15);
}

.ntv-glow {
    position: absolute;
    top: -150px;
    right: -150px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.12);
    filter: blur(120px);
    pointer-events: none;
}

.ntv-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.ntv-badge-row {
    display: flex;
    gap: 0.65rem;
    margin-bottom: 1rem;
}

.ntv-tag {
    background: rgba(0, 229, 255, 0.15);
    border: 1px solid var(--cyan-primary);
    color: var(--cyan-primary);
    font-size: 0.72rem;
    font-weight: 800;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
}

.ntv-subtag {
    background: rgba(112, 0, 255, 0.2);
    border: 1px solid rgba(112, 0, 255, 0.4);
    color: #bd93f9;
    font-size: 0.72rem;
    font-weight: 800;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
}

.ntv-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.ntv-desc {
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.ntv-features-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 1.75rem;
}

.ntv-feature-item {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    font-size: 0.9rem;
}

.ntv-feature-item i {
    font-size: 1.1rem;
    margin-top: 2px;
}

.ntv-feature-item strong { color: #ffffff; }
.ntv-feature-item span { color: var(--text-muted); }

.ntv-actions-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* NTV Preview Card */
.ntv-card-preview {
    background: #020611;
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7);
}

.preview-header {
    background: rgba(13, 27, 49, 0.9);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 6px;
}

.preview-body {
    padding: 1.5rem;
    text-align: center;
}

.stream-badge {
    display: inline-block;
    background: rgba(39, 201, 63, 0.15);
    border: 1px solid #27c93f;
    color: #27c93f;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.25rem;
}

.stream-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.s-stat {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.65rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.stream-price-tag {
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid var(--cyan-primary);
    padding: 1rem;
    border-radius: var(--radius-md);
}

.stream-price-tag span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.stream-price-tag strong {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--cyan-primary);
}

.stream-price-tag strong span {
    display: inline;
    font-size: 0.85rem;
    color: #ffffff;
}

/* Solutions Grid */
.solutions-section {
    padding: 5rem 0;
}

.section-header { margin-bottom: 2.5rem; }
.section-tag { color: var(--cyan-primary); font-size: 0.75rem; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 0.5rem; display: inline-block; }
.section-title { font-family: var(--font-heading); font-size: 2.2rem; line-height: 1.2; margin-bottom: 0.75rem; }
.section-desc { color: var(--text-muted); font-size: 1rem; max-width: 600px; margin: 0 auto; }

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

.solution-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    position: relative;
    transition: var(--transition-fast);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 25px rgba(0, 229, 255, 0.15);
}

.solution-icon-box {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    color: #070e1c;
}

.cyan-gradient { background: linear-gradient(135deg, #00e5ff, #0091ea); }
.purple-gradient { background: linear-gradient(135deg, #7000ff, #b000ff); color: #ffffff !important; }
.blue-gradient { background: linear-gradient(135deg, #0091ea, #00e5ff); }
.green-gradient { background: linear-gradient(135deg, #25d366, #128c7e); color: #ffffff !important; }

.solution-badge {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.3);
    color: var(--cyan-primary);
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
}

.solution-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    font-family: var(--font-heading);
}

.solution-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.solution-checklist {
    list-style: none;
    margin-bottom: 1.5rem;
    margin-top: auto;
}

.solution-checklist li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.card-action-link {
    color: var(--cyan-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.card-action-link:hover {
    gap: 0.75rem;
    color: #ffffff;
}

/* Simulator Section */
.simulator-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, rgba(7, 14, 28, 0) 0%, rgba(13, 27, 49, 0.6) 50%, rgba(7, 14, 28, 0) 100%);
}

.simulator-wrapper {
    background: rgba(13, 27, 49, 0.85);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.6);
}

.simulator-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.5rem;
    margin-top: 2.5rem;
    align-items: start;
}

.sim-group {
    margin-bottom: 1.75rem;
}

.sim-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.85rem;
}

.sim-options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
}

.sim-option {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition-fast);
}

.sim-option:hover {
    border-color: rgba(0, 229, 255, 0.4);
    background: rgba(0, 229, 255, 0.05);
}

.sim-option.active {
    border-color: var(--cyan-primary);
    background: rgba(0, 229, 255, 0.12);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
}

.sim-option i {
    font-size: 1.25rem;
    color: var(--cyan-primary);
}

.sim-option span {
    font-size: 0.85rem;
    font-weight: 600;
}

.sim-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sim-check-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.88rem;
    color: var(--text-white);
    cursor: pointer;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.sim-check-item input[type="checkbox"] {
    accent-color: var(--cyan-primary);
    width: 18px;
    height: 18px;
}

.simulator-result-box {
    background: #020611;
    border: 1px solid var(--cyan-primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 30px rgba(0, 229, 255, 0.15);
}

.result-badge {
    display: inline-block;
    background: rgba(0, 229, 255, 0.15);
    color: var(--cyan-primary);
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.75rem;
}

.simulator-result-box h3 {
    font-size: 1.35rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
}

.result-price-row, .result-gain-row {
    margin-bottom: 1.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.price-label, .gain-label {
    display: block;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.price-val {
    font-size: 2rem;
    font-weight: 800;
    color: #ffffff;
    font-family: var(--font-heading);
}

.gain-val {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--whatsapp-green);
    font-family: var(--font-heading);
}

.result-note {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

/* Pricing Section */
.pricing-section {
    padding: 5rem 0;
}

.pricing-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: stretch;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition-fast);
}

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

.pricing-card.popular {
    border-color: var(--cyan-primary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 229, 255, 0.2);
}

.popular-tag {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #00e5ff 0%, #0091ea 100%);
    color: #070e1c;
    font-size: 0.68rem;
    font-weight: 800;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
}

.pricing-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 1.25rem;
}

.p-category {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--cyan-primary);
    letter-spacing: 1px;
}

.pricing-header h3 {
    font-size: 1.45rem;
    font-weight: 700;
    margin: 0.35rem 0 0.75rem;
    font-family: var(--font-heading);
}

.p-price {
    font-size: 2.2rem;
    font-weight: 800;
    color: #ffffff;
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.p-price span {
    font-size: 0.95rem;
    color: var(--text-muted);
}

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

.p-features {
    list-style: none;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: auto;
}

.p-features li {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.88rem;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: rgba(13, 27, 49, 0.3);
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

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

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    text-align: left;
}

.faq-question i {
    font-size: 0.85rem;
    color: var(--cyan-primary);
    transition: transform 0.2s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 250px;
    padding-bottom: 1.25rem;
}

.faq-answer p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* Portfolio */
.portfolio-section {
    padding: 5rem 0;
}

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

.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: var(--transition-fast);
}

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

.portfolio-badge {
    font-size: 0.68rem;
    font-weight: 800;
    color: var(--cyan-primary);
    margin-bottom: 0.65rem;
    letter-spacing: 0.5px;
}

.portfolio-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    font-family: var(--font-heading);
}

.portfolio-card p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.55;
    margin-bottom: 1.5rem;
}

.portfolio-link {
    margin-top: auto;
    color: var(--cyan-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.portfolio-link:hover { color: #ffffff; }

/* Footer */
.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 4rem 0 2rem;
    background: #040913;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 1rem 0 1.25rem;
    max-width: 360px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 25px;
    height: 2px;
    background: var(--cyan-primary);
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.65rem; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.88rem; transition: var(--transition-fast); }
.footer-links a:hover { color: var(--cyan-primary); }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.82rem;
}

.floating-whatsapp-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.85rem;
    text-decoration: none;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    z-index: 99;
    transition: var(--transition-fast);
}

.floating-whatsapp-btn:hover {
    transform: scale(1.1);
}

/* ==========================================================================
   Mobile-First & Smartphone Optimizations (< 992px & < 600px)
   ========================================================================== */
@media (max-width: 992px) {
    .container { padding: 0 1.25rem; }
    .hero-section { padding: 4.5rem 0 2rem; }
    .hero-grid { display: flex; flex-direction: column; text-align: center; gap: 1.25rem; }
    .hero-header-block { display: flex; flex-direction: column; align-items: center; }
    .hero-subtitle { margin: 0 auto 1rem; }
    .hero-actions, .hero-cta-group { justify-content: center; }
    .audio-listen-widget { max-width: 480px; margin: 0 auto 1rem; text-align: left; }
    .hero-stats { justify-content: center; gap: 1rem; }
    .hero-media-wrapper { max-width: 380px; margin: 0.5rem auto 1rem; }
    .ntv-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    .simulator-grid { grid-template-columns: 1fr; }
    .pricing-cards-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; gap: 2rem; }
    .footer-brand p { margin: 0.75rem auto 1rem; }
    .footer-links h4::after { left: 50%; transform: translateX(-50%); }
    .nav-menu { display: none; }
}

@media (max-width: 600px) {
    .site-header { padding: 0.5rem 0; }
    .nav-container { padding: 0 0.85rem; }
    .logo-orb { width: 30px; height: 30px; font-size: 0.95rem; }
    .logo-text { font-size: 1.1rem; }
    .btn-primary.pulse-btn { padding: 0.5rem 1rem; font-size: 0.82rem; }
    .hero-section { padding: 3.8rem 0 1.5rem; }
    .badge-pill { font-size: 0.65rem; padding: 0.25rem 0.65rem; margin-bottom: 0.65rem; }
    .hero-title { font-size: 1.55rem; line-height: 1.22; margin-bottom: 0.65rem; letter-spacing: -0.5px; }
    .hero-subtitle { font-size: 0.88rem; line-height: 1.45; margin-bottom: 0.85rem; }
    
    .hero-media-wrapper { max-width: 300px; margin: 0.25rem auto 0.85rem; }
    .terminal-body { padding: 12px; font-size: 0.75rem; }
    
    .audio-listen-widget { padding: 8px 10px; border-radius: 12px; margin-bottom: 0.85rem; width: 100%; }
    .btn-audio-play { width: 36px; height: 36px; min-width: 36px; font-size: 0.95rem; }
    .audio-title { font-size: 0.8rem; }
    .audio-status-text { font-size: 0.7rem; }
    .audio-equalizer { display: none; }
    .audio-timer { font-size: 0.7rem; }
    .btn-audio-speed { padding: 1px 5px; font-size: 0.68rem; }
    
    .hero-actions, .hero-cta-group { flex-direction: column; width: 100%; gap: 0.5rem; margin-bottom: 0.85rem; }
    .btn-large { width: 100%; padding: 0.75rem 1rem; font-size: 0.88rem; justify-content: center; }
    
    .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.35rem; padding-top: 0.75rem; width: 100%; }
    .stat-divider { display: none; }
    .stat-item { text-align: center; }
    .stat-number { font-size: 0.95rem; }
    .stat-label { font-size: 0.65rem; }
    
    .ntv-featured-card { padding: 1.5rem 1.25rem; }
    .ntv-title { font-size: 1.4rem; }
    .ntv-desc { font-size: 0.85rem; }
    .ntv-actions-group { flex-direction: column; width: 100%; }
    
    .solutions-section, .simulator-section, .pricing-section, .portfolio-section, .faq-section { padding: 2.5rem 0; }
    .section-header { margin-bottom: 1.5rem; }
    .section-title { font-size: 1.35rem; line-height: 1.2; }
    .section-desc { font-size: 0.82rem; }
    
    .solution-card { padding: 1.5rem 1.25rem; }
    .solution-badge { top: 1.25rem; right: 1.25rem; }
    
    .simulator-wrapper { padding: 1.5rem 1.25rem; }
    .sim-options-grid { grid-template-columns: 1fr; }
    .simulator-result-box { padding: 1.5rem 1.25rem; }
    .price-val { font-size: 1.6rem; }
    .gain-val { font-size: 1.35rem; }
    
    .pricing-card { padding: 1.75rem 1.25rem; }
    .faq-question { padding: 1rem 1.25rem; font-size: 0.92rem; }
    .faq-answer { padding: 0 1.25rem; }
    
    .floating-whatsapp-btn { bottom: 1rem; right: 1rem; width: 48px; height: 48px; font-size: 1.5rem; }
}