/* =============================================
   ZYNAVIO — Global Styles
   ============================================= */

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

:root {
    /* Colors */
    --bg-primary: #06060a;
    --bg-secondary: #0a0a12;
    --bg-card: #0d0d18;
    --bg-card-hover: #111122;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(255, 255, 255, 0.12);

    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #55556a;

    --accent: #6c5ce7;
    --accent-light: #a29bfe;
    --accent-glow: rgba(108, 92, 231, 0.3);
    --accent-gradient: linear-gradient(135deg, #6c5ce7, #a29bfe);

    --success: #00e676;
    --success-glow: rgba(0, 230, 118, 0.2);

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

    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

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

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


/* =============================================
   NAVBAR
   ============================================= */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(6, 6, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--accent-gradient);
    border-radius: 10px;
    font-weight: 800;
    font-size: 1.1rem;
    color: white;
}

.logo-text {
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 36px;
}

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

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

.nav-cta {
    padding: 10px 22px !important;
    background: var(--accent-gradient);
    border-radius: 50px;
    color: white !important;
    font-weight: 600 !important;
}

.nav-cta:hover {
    opacity: 0.9;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.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);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}


/* =============================================
   HERO SECTION
   ============================================= */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 140px 0 100px;
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 30%, transparent 100%);
}

.hero-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(80px);
    opacity: 0.4;
    pointer-events: none;
}

.hero-container {
    position: relative;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--success-glow); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px transparent; }
}

.hero-title {
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.title-main {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.05;
    background: linear-gradient(135deg, #ffffff 0%, #b8b8d0 50%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-sub {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.5vw, 1.65rem);
    font-weight: 500;
    color: var(--accent-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 12px;
}

.hero-description {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 40px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 24px var(--accent-glow);
}

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

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

.btn-secondary:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.03);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-light);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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


/* =============================================
   SECTION COMMON STYLES
   ============================================= */

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-title em {
    font-style: italic;
    color: var(--accent-light);
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
}


/* =============================================
   FEATURES SECTION
   ============================================= */

.features {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all var(--transition-base);
}

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

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

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 14px;
    color: var(--accent-light);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    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;
}


/* =============================================
   HOW IT WORKS
   ============================================= */

.how-it-works {
    padding: var(--section-padding);
}

.steps-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.step-card {
    flex: 1;
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    text-align: center;
    transition: all var(--transition-base);
}

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

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1;
}

.step-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

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

.step-connector {
    color: var(--accent-light);
    flex-shrink: 0;
}


/* =============================================
   VISION SECTION
   ============================================= */

.vision {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.vision-content {
    max-width: 750px;
    margin: 0 auto;
    text-align: center;
}

.vision-content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.vision-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 40px;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.highlight svg {
    flex-shrink: 0;
    color: var(--success);
}


/* =============================================
   CTA SECTION
   ============================================= */

.cta-section {
    padding: var(--section-padding);
}

.cta-box {
    max-width: 650px;
    margin: 0 auto;
    text-align: center;
    padding: 64px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(60px);
    opacity: 0.3;
    pointer-events: none;
}

.cta-box h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
}

.cta-box > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    position: relative;
}

.cta-form {
    position: relative;
    max-width: 460px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color-hover);
    border-radius: 50px;
    padding: 6px;
}

.form-group input {
    flex: 1;
    padding: 12px 20px;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
}

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

.form-group .btn {
    padding: 12px 24px;
    white-space: nowrap;
    font-size: 0.9rem;
}

.cta-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 16px;
    position: relative;
}


/* =============================================
   FOOTER
   ============================================= */

.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 28px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

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


/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}


/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    /* Mobile Nav */
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: var(--bg-secondary);
        padding: 100px 40px 40px;
        gap: 24px;
        border-left: 1px solid var(--border-color);
        transition: right var(--transition-base);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    /* Hero */
    .hero {
        padding: 120px 0 80px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number, .stat-suffix {
        font-size: 1.5rem;
    }

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

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

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

    /* Steps */
    .steps-grid {
        flex-direction: column;
    }

    .step-connector {
        transform: rotate(90deg);
    }

    /* Vision */
    .vision-highlights {
        grid-template-columns: 1fr;
    }

    /* CTA */
    .form-group {
        flex-direction: column;
        border-radius: 16px;
        padding: 8px;
    }

    .form-group .btn {
        border-radius: 50px;
        justify-content: center;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .cta-box {
        padding: 40px 24px;
    }
}