/* ========================================
   GLIDE MARKETING SITE - PREMIUM DESIGN
   ======================================== */

:root {
    /* Brand Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --accent: #06b6d4;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-hero: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);

    /* Neutrals */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

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

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--gray-50);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.hero {
    position: relative;
    background: var(--gradient-hero);
    color: white;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease-out;
}

.hero-badges-row {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease-out;
}

.hero-badges-row .hero-badge {
    margin-bottom: 0;
    animation: none;
}

.hero-badge-team {
    text-decoration: none;
    color: white;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.5), rgba(79, 70, 229, 0.5));
    border-color: rgba(167, 139, 250, 0.5);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.35);
    transition: box-shadow 0.25s ease, transform 0.2s ease, background 0.25s ease;
}

.hero-badge-team:hover {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.75), rgba(79, 70, 229, 0.75));
    box-shadow: 0 0 36px rgba(124, 58, 237, 0.65);
    transform: translateY(-2px) scale(1.04);
}

.badge-icon {
    font-size: 1.25rem;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, #818cf8 0%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--gray-300);
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   PATENTS SECTION
   ======================================== */

.patents {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.patent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.patent-card {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
    position: relative;
}

.patent-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.patent-card.featured {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.patent-card.featured h3,
.patent-card.featured p,
.patent-card.featured .patent-number {
    color: white;
}

.patent-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.patent-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.patent-number {
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.patent-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.patent-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.patent-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
}

.patent-card.featured .patent-status {
    color: white;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.moat-banner {
    background: var(--gradient-accent);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    color: white;
    text-align: center;
}

.moat-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
}

.moat-icon {
    font-size: 4rem;
}

.moat-title {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
    margin-bottom: var(--spacing-xs);
}

.moat-value {
    font-size: 3rem;
    font-weight: 900;
}

/* ========================================
   TECHNOLOGY SECTION
   ======================================== */

.technology {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.tech-card {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.tech-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: white;
}

.tech-icon svg {
    width: 32px;
    height: 32px;
}

.tech-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.tech-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========================================
   GOOGLE CLOUD BADGE
   ======================================== */

.google-cloud-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 9999px;
    margin-top: var(--spacing-xl);
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.badge-text {
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

/* ========================================
   WHY GOOGLE CLOUD SECTION
   ======================================== */

.why-google-cloud {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.why-card {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.why-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.why-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.why-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

.commitment-banner {
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    color: white;
    text-align: center;
}

.commitment-banner h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.commitment-banner p {
    font-size: 1.125rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
}

/* ========================================
   PERFORMANCE METRICS SECTION
   ======================================== */

.metrics {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.metric-card {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary);
}

.metric-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.metric-value {
    font-size: 3.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.metric-label {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========================================
   INNOVATION SECTION
   ======================================== */

.innovation {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.feature-list {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.feature-content p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========================================
   COMPANY SECTION
   ======================================== */

.company {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.company-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.company-info h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.company-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.company-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.company-stat {
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
}

.company-stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.company-stat-value {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.company-visual {
    display: grid;
    gap: var(--spacing-lg);
}

.visual-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
}

.visual-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.visual-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.visual-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

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

.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-800);
}

.footer-brand h3 {
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    margin-bottom: var(--spacing-xs);
}

.footer-legal {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    color: white;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-column p {
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

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

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

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

    .company-content {
        grid-template-columns: 1fr;
    }

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

    .footer-links {
        grid-template-columns: 1fr;
    }

    .moat-content {
        flex-direction: column;
    }

    .moat-value {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .company-stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   VOLUNTEER / BUILDERS SECTION
   ======================================== */

.volunteers {
    position: relative;
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(160deg, #0a0a1a 0%, #0d1230 50%, #0a1a0a 100%);
    overflow: hidden;
    color: white;
}

.volunteers .section-header h2 {
    color: white;
    font-size: clamp(2rem, 5vw, 3.2rem);
}

.volunteers .section-header p {
    color: rgba(255, 255, 255, 0.7);
}

/* Floating particle field */
.vol-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.vol-particle {
    position: absolute;
    border-radius: 50%;
    background: white;
    animation: volFloat linear infinite;
}

@keyframes volFloat {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 0.6;
    }

    100% {
        transform: translateY(-100vh) scale(0.5);
        opacity: 0;
    }
}

.volunteers .container {
    position: relative;
    z-index: 1;
}

/* Cards grid */
.vol-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    margin-bottom: 2.5rem;
}

/* Individual card */
.vol-card {
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(16px);
    transition: transform 0.15s ease, box-shadow 0.3s ease;
    cursor: default;
    overflow: hidden;
}

.vol-card-glow {
    position: absolute;
    inset: -1px;
    border-radius: 24px;
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 40px -10px var(--glow);
    pointer-events: none;
    transition: box-shadow 0.4s ease;
}

.vol-card:hover .vol-card-glow {
    box-shadow: 0 0 80px -10px var(--glow);
}

/* Avatar */
.vol-avatar-wrap {
    position: relative;
    width: 110px;
    height: 110px;
    margin: 0 auto 1.25rem;
}

.vol-avatar-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: conic-gradient(var(--ring) 0%, transparent 60%, var(--ring) 100%);
    animation: volRingSpin 4s linear infinite;
    z-index: 1;
}

@keyframes volRingSpin {
    to {
        transform: rotate(360deg);
    }
}

.vol-avatar {
    position: relative;
    z-index: 2;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #0d1230;
}

.vol-badge-icon {
    position: absolute;
    bottom: 4px;
    right: 4px;
    z-index: 3;
    background: #0d1230;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.15);
}

/* Info */
.vol-info {
    text-align: center;
}

.vol-name {
    font-size: 1.35rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.25rem;
    letter-spacing: -0.01em;
}

.vol-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: #a78bfa;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-bottom: 0.2rem;
}

.vol-subtitle {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 1rem;
}

/* Tags */
.vol-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.vol-tag {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.25rem 0.65rem;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.02em;
}

/* ── Coloured tag variants ───────────────────────── */

/* 🤖 Advanced AI — electric cyan */
.vol-tag-ai {
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.55);
}

/* 💬 Conversational AI — vivid violet → pink */
.vol-tag-conv {
    background: linear-gradient(135deg, #a855f7, #ec4899);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.55);
}

/* ⚡ Quantum Efficiency — neon lime green */
.vol-tag-quantum {
    background: linear-gradient(135deg, #10b981, #84cc16);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.55);
}

/* 🔐 Security — amber orange */
.vol-tag-security {
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.55);
}

/* 🚀 Deployment — rose red */
.vol-tag-deploy {
    background: linear-gradient(135deg, #f43f5e, #e11d48);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(244, 63, 94, 0.5);
}

/* Quote */
.vol-quote {
    font-size: 0.9rem;
    font-style: italic;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border-left: 3px solid rgba(255, 255, 255, 0.15);
    text-align: left;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0 8px 8px 0;
}

/* Contributions */
.vol-contribution {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 1.25rem;
    text-align: left;
}

.vol-contrib-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.65);
    padding: 0.3rem 0.5rem;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 8px;
}

.vol-contrib-item span {
    font-size: 1rem;
    flex-shrink: 0;
}

/* Action buttons */
.vol-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    justify-content: center;
}

.vol-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #0A66C2;
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.55rem 1rem;
    border-radius: 9999px;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.2s;
}

.vol-linkedin:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.vol-highfive {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, #7C3AED, #4F46E5);
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.55rem 1rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.2s;
}

.vol-highfive:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Founder quote banner */
.vol-thankyou {
    background: linear-gradient(135deg, rgba(109, 99, 255, 0.2), rgba(0, 200, 150, 0.15));
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 0.5rem;
    backdrop-filter: blur(8px);
}

.vol-thankyou-inner {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 16px;
}

.vol-ty-emoji {
    font-size: 2.5rem;
    flex-shrink: 0;
    line-height: 1;
}

.vol-ty-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #a78bfa;
    margin-bottom: 0.4rem;
}

.vol-ty-text {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.vol-ty-sig {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.45);
    font-style: italic;
}

/* High Five overlay */
.hf-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.hf-overlay.active {
    opacity: 1;
}

.hf-burst {
    position: relative;
    width: 200px;
    height: 200px;
}

.hf-msg {
    margin-top: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 1rem;
    backdrop-filter: blur(8px);
}

@keyframes hfPop {
    0% {
        transform: translate(-50%, -50%) translate(0, 0) scale(0);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, -50%) translate(var(--tx), var(--ty)) scale(1.2);
        opacity: 0;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .vol-cards {
        grid-template-columns: 1fr;
    }

    .vol-thankyou-inner {
        flex-direction: column;
        gap: 0.75rem;
    }
}

/* ========================================
   STICKY TOP NAVIGATION
   ======================================== */

.topnav {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: rgba(10, 10, 26, 0.75);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.topnav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.topnav-logo {
    font-size: 1.1rem;
    font-weight: 900;
    color: white;
    text-decoration: none;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.topnav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.topnav-link {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.4rem 0.85rem;
    border-radius: 9999px;
    transition: color 0.2s, background 0.2s;
}

.topnav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.topnav-team {
    background: linear-gradient(135deg, #7C3AED, #4F46E5);
    color: white !important;
    font-weight: 700;
    margin-left: 0.5rem;
    box-shadow: 0 0 16px rgba(124, 58, 237, 0.45);
    transition: box-shadow 0.25s, transform 0.2s;
}

.topnav-team:hover {
    background: linear-gradient(135deg, #6D28D9, #4338CA);
    box-shadow: 0 0 28px rgba(124, 58, 237, 0.7);
    transform: translateY(-1px);
    color: white !important;
}

@media (max-width: 600px) {
    .topnav-inner {
        padding: 0 1rem;
    }

    .topnav-link {
        font-size: 0.78rem;
        padding: 0.35rem 0.6rem;
    }

    .topnav-logo {
        font-size: 0.95rem;
    }
}