/* sionaLM - Main Stylesheet
   Version: 2.0 - Rebuilt with improvements
   ========================================== */

/* ===========================================
   CSS Custom Properties (Design Tokens)
   =========================================== */
:root {
    /* Primary Colors */
    --primary: #00D9FF;
    --primary-hover: #33e0ff;
    --primary-glow: rgba(0, 217, 255, 0.5);
    --glow: rgba(0, 217, 255, 0.15);

    /* Background Colors */
    --bg-dark: #1E1E1E;
    --bg-darker: #141414;
    --bg-card: #2A2A2A;

    /* Text Colors */
    --text: #E2E8F0;
    --text-dim: #94A3B8;
    --text-white: #FFFFFF;

    /* Border Colors */
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);

    /* Spacing */
    --container-max: 1200px;
    --container-padding: 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===========================================
   Accessibility - Skip Link
   =========================================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--bg-dark);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 10px;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

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

/* ===========================================
   Navigation
   =========================================== */
.nav {
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 18px;
}

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

/* Mobile Menu Button */
.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
}

.menu-btn:hover {
    background: var(--bg-card);
}

.menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition-base);
    display: block;
}

.menu-btn[aria-expanded="true"] span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn[aria-expanded="true"] span:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dim);
    font-size: 14px;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
    color: var(--primary);
}

.nav-cta {
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--primary) !important;
}

.nav-cta:hover {
    background: var(--glow);
    border-color: var(--primary);
}

/* ===========================================
   Buttons
   =========================================== */
.btn-primary,
.btn-secondary,
.btn-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 0 30px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--glow);
    border-color: var(--primary);
}

.btn-white {
    background: white;
    color: var(--bg-dark);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
}

.btn-primary.full,
.btn-secondary.full {
    width: 100%;
}

/* ===========================================
   Hero Section
   =========================================== */
.hero {
    padding: 60px 0 30px;
    position: relative;
}

.hero .container {
    max-width: 800px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: clamp(36px, 8vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: clamp(16px, 2.5vw, 20px);
    color: var(--text-dim);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero Visual Cards */
.hero-visual {
    margin-top: 60px;
    position: relative;
    height: 280px;
}

.visual-card {
    position: absolute;
    width: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-lg);
}

.card-1 {
    left: 5%;
    top: 0;
    animation: float-left 6s ease-in-out infinite;
}

.card-2 {
    right: 5%;
    top: 20px;
    animation: float-right 6s ease-in-out infinite 2s;
}

.card-3 {
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    animation: float-center 6s ease-in-out infinite 4s;
}

@keyframes float-left {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes float-right {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes float-center {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-15px); }
}

.card-header {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
}

.card-line {
    height: 8px;
    background: var(--border);
    border-radius: 4px;
    margin-bottom: 8px;
}

.card-line.short {
    width: 60%;
}

/* ===========================================
   Stats Section
   =========================================== */
.stats {
    padding: 40px 0 50px;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
}

.stat-num {
    font-size: clamp(36px, 5vw, 48px);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-text {
    font-size: 14px;
    color: var(--text-dim);
}

/* ===========================================
   Section Base Styles
   =========================================== */
.section {
    padding: 100px 0;
}

.section-intro {
    max-width: 700px;
    margin: 0 auto 64px;
    text-align: center;
}

.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--glow);
    border: 1px solid var(--primary);
    border-radius: var(--radius-full);
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-intro h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

/* ===========================================
   Problem Section
   =========================================== */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

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

.problem-box:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.problem-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
}

.problem-num {
    font-size: 14px;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 16px;
}

.problem-box h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-white);
}

.problem-box p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ===========================================
   Solution Section
   =========================================== */
.solution {
    background: var(--bg-darker);
}

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

.split-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
}

.split-content p {
    font-size: 16px;
    color: var(--text-dim);
    margin-bottom: 32px;
    line-height: 1.7;
}

.benefits {
    margin-bottom: 32px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
}

.benefit i {
    color: var(--primary);
}

.visual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.grid-item {
    aspect-ratio: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

/* ===========================================
   Features Section
   =========================================== */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

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

.feature-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--glow);
    transform: translateY(-4px);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.feature-icon {
    width: 44px;
    height: 44px;
    background: var(--glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-white);
}

.feature-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ===========================================
   Testimonials Section
   =========================================== */
.testimonials {
    background: var(--bg-darker);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

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

.quote {
    font-size: 48px;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 16px;
    font-family: Georgia, serif;
}

.testimonial-card p {
    font-size: 15px;
    margin-bottom: 24px;
    line-height: 1.7;
}

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

.author-img {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.author-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 2px;
    color: var(--text-white);
}

.author-role {
    font-size: 13px;
    color: var(--text-dim);
}

/* ===========================================
   CTA Section
   =========================================== */
.cta {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(180deg, transparent 0%, var(--glow) 100%);
}

.cta h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: var(--text-dim);
    margin-bottom: 32px;
}

/* ===========================================
   Footer
   =========================================== */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-weight: 600;
    font-size: 18px;
}

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

.footer-col p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-white);
}

.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--text-dim);
    text-decoration: none;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

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

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

.footer-bottom p {
    font-size: 14px;
    color: var(--text-dim);
}

/* ===========================================
   About Page Styles
   =========================================== */
.about-hero {
    padding: 80px 0 60px;
    text-align: center;
}

.about-hero h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.about-hero p {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 700px;
    margin: 0 auto;
}

.stats-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.stat-box:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

/* Timeline */
.timeline-section {
    background: var(--bg-darker);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-num {
    width: 80px;
    height: 80px;
    background: var(--glow);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
}

.timeline-content h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-white);
}

.timeline-content p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.7;
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

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

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

.value-icon {
    width: 56px;
    height: 56px;
    background: var(--glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 24px;
    margin-bottom: 20px;
}

.value-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-white);
}

.value-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* Team Section */
.team-section {
    background: var(--bg-darker);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.team-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: all var(--transition-base);
}

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

.team-avatar {
    width: 80px;
    height: 80px;
    background: var(--primary);
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.team-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-white);
}

.team-role {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 16px;
}

.team-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ===========================================
   Responsive Design
   =========================================== */
@media (max-width: 968px) {
    .hero h1 { font-size: 48px; }
    .section-intro h2 { font-size: 36px; }
    .split { grid-template-columns: 1fr; gap: 48px; }
    .footer-content { grid-template-columns: 1fr 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .timeline-item { grid-template-columns: 1fr; text-align: center; }
    .timeline-num { margin: 0 auto 16px; }
}

@media (max-width: 768px) {
    .menu-btn { display: flex; }

    .nav-menu {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-card);
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid var(--border);
        display: none;
        gap: 16px;
    }

    .nav-menu.active { display: flex; }
    .nav-menu a { padding: 8px 0; }

    .hero h1 { font-size: 36px; }
    .hero-visual { display: none; }
    .stats-row { grid-template-columns: 1fr; gap: 40px; }

    .hero-btns {
        flex-direction: column;
        width: 100%;
    }
    .hero-btns .btn-primary,
    .hero-btns .btn-secondary {
        width: 100%;
        text-align: center;
    }

    .footer-content { grid-template-columns: 1fr; gap: 32px; }
}

/* ===========================================
   Print Styles
   =========================================== */
@media print {
    .nav,
    .hero-visual,
    .cta,
    .footer { display: none; }

    body {
        background: white;
        color: black;
    }

    .hero h1,
    .section-intro h2,
    h2, h3 {
        background: none;
        -webkit-text-fill-color: black;
        color: black;
    }
}