/* =============================================
   QuimaRAT — Professional Website Stylesheet
   ============================================= */

:root {
    --bg-primary: #eef0f6;
    --bg-secondary: #e3e6ef;
    --bg-card: #ffffff;
    --bg-card-hover: #f4f5fa;
    --border: #ccd1dd;
    --border-hover: #a8aec2;

    --text-primary: #1c1f2e;
    --text-secondary: #4d5270;
    --text-muted: #7e849e;

    --accent: #6558d3;
    --accent-hover: #7568e3;
    --accent-light: #9570e8;
    --accent-glow: rgba(101, 88, 211, 0.15);
    --accent-gradient: linear-gradient(135deg, #6558d3, #9570e8);

    --green: #0fae5c;
    --cyan: #0ea5a5;
    --yellow: #d4a016;
    --red: #d94848;
    --blue: #3580d4;
    --purple: #7c5ce6;

    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;

    --shadow: 0 4px 24px rgba(30, 35, 50, 0.08);
    --shadow-lg: 0 8px 48px rgba(30, 35, 50, 0.12);
    --shadow-glow: 0 0 40px var(--accent-glow);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

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

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 16px;
}

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* =============================================
   Navbar
   ============================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(238, 240, 246, 0.88);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    background: rgba(238, 240, 246, 0.97);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-logo-img {
    width: 36px;
    height: 36px;
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-links a {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.04);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

/* =============================================
   Hero
   ============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    position: relative;
    overflow: hidden;
    padding: 100px 0 60px;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(101, 88, 211, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(101, 88, 211, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
    opacity: 0.6;
    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: 6px 16px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.hero-title {
    font-size: 3.4rem;
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.btn-outline:hover {
    background: rgba(0, 0, 0, 0.04);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

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

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

/* Hero Stats */
.hero-stats-bar {
    position: relative;
    z-index: 1;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.stat-plus {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

/* Terminal */
.hero-visual {
    perspective: 1000px;
}

.hero-terminal {
    background: #2a2d3d;
    border: 1px solid #3a3e50;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 48px rgba(30, 35, 50, 0.25);
    transform: rotateY(-3deg) rotateX(2deg);
    transform-style: preserve-3d;
    transition: transform 0.15s ease-out, box-shadow 0.3s ease;
    will-change: transform;
}

.hero-terminal:hover {
    box-shadow:
        0 12px 56px rgba(30, 35, 50, 0.35),
        0 0 0 1px rgba(101, 88, 211, 0.12);
}

.hero-terminal .terminal-body {
    transform: translateZ(20px);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border);
}

.terminal-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28c840; }

.terminal-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.terminal-body {
    padding: 20px 24px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 2;
    color: #c8cbd8;
}

.terminal-line {
    opacity: 0;
    animation: terminalFadeIn 0.4s ease forwards;
}

.terminal-line:nth-child(1) { animation-delay: 0.3s; }
.terminal-line:nth-child(2) { animation-delay: 0.6s; }
.terminal-line:nth-child(3) { animation-delay: 0.9s; }
.terminal-line:nth-child(4) { animation-delay: 1.4s; }
.terminal-line:nth-child(5) { animation-delay: 1.8s; }
.terminal-line:nth-child(6) { animation-delay: 2.2s; }
.terminal-line:nth-child(7) { animation-delay: 2.8s; }

@keyframes terminalFadeIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.t-green { color: var(--green); }
.t-cyan { color: var(--cyan); }
.t-yellow { color: var(--yellow); }
.t-blue { color: var(--blue); }
.t-purple { color: var(--purple); }
.t-gray { color: var(--text-muted); }

.cursor {
    animation: cursorBlink 1s infinite;
}

@keyframes cursorBlink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-muted);
    animation: bounceDown 2s infinite;
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* =============================================
   Sections (shared)
   ============================================= */
.section {
    padding: 120px 0;
    position: relative;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(108, 92, 231, 0.08);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 16px;
}

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

/* =============================================
   Technology Section
   ============================================= */
.tech-section {
    background: var(--bg-secondary);
}

.tech-banner {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 32px 36px;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.06), rgba(168, 85, 247, 0.04));
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
}

.tech-banner-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: var(--radius);
    color: var(--accent);
}

.tech-banner-icon svg {
    width: 40px;
    height: 40px;
}

.tech-banner-content h3 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.tech-banner-content p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.tech-outputs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 28px;
}

.tech-outputs-grid.three-col {
    grid-template-columns: repeat(3, 1fr);
}

/* Universal Row — full width single card */
.tech-universal-row {
    margin-bottom: 24px;
}

.tech-universal-card {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px 32px !important;
    flex-direction: row;
}

.tech-universal-card .tech-output-header {
    margin-bottom: 0;
    flex-shrink: 0;
}

.tech-universal-body {
    flex: 1;
}

.tech-universal-card .tech-output-tag {
    flex-shrink: 0;
}

/* OS Column wrapper */
.tech-os-column {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tech-os-column > .tech-output-card {
    flex: 1;
}

/* OS Info Boxes */
.tech-os-info-box {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 18px;
    border-radius: var(--radius);
    font-size: 0.82rem;
    line-height: 1.55;
    min-height: 100px;
}

.tech-os-info-box .os-info-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-os-info-box .os-info-icon svg {
    width: 20px;
    height: 20px;
}

.tech-os-info-box .os-info-content strong {
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 3px;
}

.tech-os-info-box .os-info-content p {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.5;
}

/* Stealth variant — green tint (Windows & Linux) */
.tech-os-info-box.stealth-box {
    background: rgba(15, 174, 92, 0.06);
    border: 1px solid rgba(15, 174, 92, 0.15);
}

.stealth-box .os-info-icon {
    color: var(--green);
}

.stealth-box .os-info-content strong {
    color: var(--green);
}

.stealth-box .os-info-content p {
    color: var(--text-secondary);
}

/* Caution variant — yellow/amber tint (macOS) */
.tech-os-info-box.caution-box {
    background: rgba(212, 160, 22, 0.06);
    border: 1px solid rgba(212, 160, 22, 0.15);
}

.caution-box .os-info-icon {
    color: var(--yellow);
}

.caution-box .os-info-content strong {
    color: var(--yellow);
}

.caution-box .os-info-content p {
    color: var(--text-secondary);
}

.tech-output-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.tech-output-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.tech-output-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.tech-output-icon svg {
    width: 28px;
    height: 28px;
}

.tech-output-icon.all-icon {
    background: rgba(168, 85, 247, 0.1);
    color: var(--purple);
}

.tech-output-icon.win-icon {
    background: rgba(77, 166, 255, 0.1);
    color: var(--blue);
}

.tech-output-icon.mac-icon {
    background: rgba(0, 0, 0, 0.05);
    color: #666;
}

.tech-output-icon.linux-icon {
    background: rgba(0, 210, 106, 0.08);
    color: var(--green);
}

.tech-output-header h4 {
    font-size: 1.2rem;
    font-weight: 800;
}

.tech-output-formats {
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-grow: 1;
    margin-bottom: 20px;
}

.format-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.format-ext {
    flex-shrink: 0;
    padding: 3px 10px;
    background: rgba(108, 92, 231, 0.08);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.02em;
    min-width: fit-content;
}

.format-ext.nojava {
    background: rgba(0, 210, 106, 0.06);
    border-color: rgba(0, 210, 106, 0.15);
    color: var(--green);
}

.format-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.format-desc code {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 1px 5px;
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.07);
    border-radius: 4px;
    color: var(--cyan);
}

.no-java-badge {
    display: block;
    width: fit-content;
    margin-top: 6px;
    padding: 1px 7px;
    background: rgba(0, 210, 106, 0.08);
    border: 1px solid rgba(0, 210, 106, 0.18);
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--green);
    white-space: nowrap;
}

.java-badge {
    display: block;
    width: fit-content;
    margin-top: 6px;
    padding: 1px 7px;
    background: rgba(255, 217, 61, 0.06);
    border: 1px solid rgba(255, 217, 61, 0.15);
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--yellow);
    white-space: nowrap;
}

.tech-output-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-align: center;
    align-self: center;
    margin-top: auto;
}

.tech-output-tag.all-tag {
    background: rgba(168, 85, 247, 0.1);
    color: var(--purple);
    border: 1px solid rgba(168, 85, 247, 0.2);
}

.tech-output-tag.primary-tag {
    background: rgba(108, 92, 231, 0.1);
    color: var(--accent);
    border: 1px solid rgba(108, 92, 231, 0.2);
}

.tech-output-tag.core-tag {
    background: rgba(0, 206, 201, 0.06);
    color: var(--cyan);
    border: 1px solid rgba(0, 206, 201, 0.15);
}

.tech-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(255, 217, 61, 0.04);
    border: 1px solid rgba(255, 217, 61, 0.12);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.tech-note svg {
    flex-shrink: 0;
    color: var(--yellow);
    margin-top: 2px;
}

.tech-note strong {
    color: var(--text-primary);
}

@media (max-width: 1200px) {
    .tech-outputs-grid.three-col {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .tech-outputs-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto 28px;
    }

    .tech-outputs-grid.three-col {
        grid-template-columns: 1fr;
        max-width: 500px;
    }

    .tech-universal-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .tech-banner {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
    }

    .tech-note {
        font-size: 0.8rem;
    }
}

/* =============================================
   Features Grid
   ============================================= */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: var(--transition);
}

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

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

.feature-card.featured {
    grid-column: span 2;
}

.feature-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 16px;
    color: var(--accent);
}

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

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
}

.feature-os {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.os-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 99px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.os-badge.win {
    background: rgba(77, 166, 255, 0.1);
    color: var(--blue);
    border: 1px solid rgba(77, 166, 255, 0.2);
}

.os-badge.mac {
    background: rgba(0, 0, 0, 0.05);
    color: #666;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.os-badge.linux {
    background: rgba(0, 210, 106, 0.08);
    color: var(--green);
    border: 1px solid rgba(0, 210, 106, 0.15);
}

/* =============================================
   Modules Section
   ============================================= */
.modules-section {
    background: var(--bg-secondary);
}

.module-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.module-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.module-tab:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.module-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.module-panel {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.module-panel.active {
    display: block;
}

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

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.module-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 20px;
    transition: var(--transition);
}

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

.module-icon {
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.module-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.module-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: 12px;
}

.module-os {
    display: flex;
    gap: 6px;
}

.os-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.os-dot.win { background: var(--blue); }
.os-dot.mac { background: #aaa; }
.os-dot.linux { background: var(--green); }

/* =============================================
   Builder Section
   ============================================= */
.builder-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.builder-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.builder-feature-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.builder-feature-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.bf-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    width: 36px;
    text-align: center;
}

.bf-content h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.bf-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Builder Visual / Window */
.builder-visual {
    position: sticky;
    top: 100px;
}

.builder-window {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.builder-form-preview {
    padding: 24px;
}

.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.form-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.form-value {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-value.highlight {
    color: var(--accent);
}

.form-value.mono {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--cyan);
}

.form-divider {
    height: 1px;
    background: var(--border);
    margin: 8px 0;
}

.status-on {
    color: var(--green);
    font-size: 0.8rem;
}

.output-cycle {
    transition: opacity 0.3s ease;
}

.output-cycle.fade {
    opacity: 0;
}

.format-tags-row .form-value {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    justify-content: flex-end;
}

.fmt-tag {
    display: inline-block;
    padding: 2px 7px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.03em;
}

.fmt-tag.fmt-native {
    background: rgba(0, 210, 106, 0.08);
    border-color: rgba(0, 210, 106, 0.2);
    color: var(--green);
}

.build-progress {
    margin-top: 20px;
}

.progress-bar {
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    width: 78%;
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 3px;
    animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.progress-text {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
}

/* =============================================
   Platforms Section
   ============================================= */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

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

.platform-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    color: var(--text-primary);
    opacity: 0.8;
}

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

.platform-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.platform-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
    margin-bottom: 20px;
}

.platform-features span {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 4px 0;
}

.platform-badge {
    display: inline-block;
    padding: 6px 20px;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.platform-badge.full {
    background: rgba(108, 92, 231, 0.12);
    color: var(--accent);
    border: 1px solid rgba(108, 92, 231, 0.25);
}

.platform-badge.core {
    background: rgba(0, 206, 201, 0.08);
    color: var(--cyan);
    border: 1px solid rgba(0, 206, 201, 0.2);
}

/* =============================================
   Server Features
   ============================================= */
.server-section {
    background: var(--bg-secondary);
}

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

.server-feature {
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

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

.sf-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: rgba(108, 92, 231, 0.15);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.server-feature h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.server-feature p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* =============================================
   Pricing Section
   ============================================= */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    align-items: stretch;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.2s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    border-color: var(--accent);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.35), var(--shadow-glow);
    transform: scale(1.08) translateY(-10px);
    z-index: 2;
}

.pricing-card.lifetime {
    border-color: var(--yellow);
    box-shadow: 0 0 40px rgba(255, 217, 61, 0.1);
}

.popular-badge, .lifetime-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 20px;
    border-radius: 99px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    white-space: nowrap;
}

.popular-badge {
    background: var(--accent-gradient);
    color: white;
}

.lifetime-badge {
    background: linear-gradient(135deg, #ffd93d, #ff9800);
    color: #1a1a2e;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-amount {
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -0.02em;
}

.price-period {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
}

.save-badge {
    display: inline-block;
    margin-top: 8px;
    padding: 3px 12px;
    background: rgba(0, 210, 106, 0.1);
    border: 1px solid rgba(0, 210, 106, 0.2);
    border-radius: 99px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--green);
}

.pricing-features {
    margin-bottom: 24px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-features .check {
    color: var(--green);
    font-weight: 700;
}

/* =============================================
   Contact Section
   ============================================= */
.contact-cards {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 36px 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    min-width: 200px;
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(101, 88, 211, 0.1);
    color: var(--accent);
}

.contact-icon.email {
    background: rgba(101, 78, 163, 0.1);
    color: #6D4AFF;
}

.contact-icon.telegram {
    background: rgba(0, 136, 204, 0.1);
    color: #0088cc;
}

.contact-icon.tox {
    background: rgba(0, 210, 106, 0.1);
    color: var(--green);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
}

.contact-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* =============================================
   Footer
   ============================================= */
.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    width: 28px;
    height: 28px;
}

.footer-name {
    font-size: 1.15rem;
    font-weight: 700;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-left: 8px;
    padding-left: 12px;
    border-left: 1px solid var(--border);
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: var(--transition);
}

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

.footer-bottom p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* =============================================
   Scroll Animations
   ============================================= */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 36px;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        max-width: 550px;
        margin: 0 auto;
    }

    .hero-terminal {
        transform: none;
    }

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

    .feature-card.featured {
        grid-column: span 1;
    }

    .builder-layout {
        grid-template-columns: 1fr;
    }

    .builder-visual {
        position: static;
        max-width: 450px;
        margin: 0 auto;
    }

    .platforms-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

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

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

@media (max-width: 768px) {
    html { font-size: 15px; }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border);
        padding: 16px 24px;
        gap: 4px;
    }

    .nav-links.open { display: flex; }

    .nav-toggle { display: flex; }

    .hero-title { font-size: 2.4rem; }
    .section-title { font-size: 2rem; }

    .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .stat-divider { display: none; }

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

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

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .module-tabs {
        gap: 6px;
    }

    .module-tab {
        padding: 8px 14px;
        font-size: 0.82rem;
    }

    .contact-cards {
        flex-direction: column;
        align-items: center;
    }

    .footer-brand {
        flex-direction: column;
        text-align: center;
    }

    .footer-tagline {
        border-left: none;
        margin-left: 0;
        padding-left: 0;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.9rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .btn-lg { width: 100%; justify-content: center; }
}