/* ============================================
   AI BRAINS LABS - Portfolio Styles
   Aesthetic: Google Labs Experiments Inspired
   Dark Mode | Vibrant Gradients | Glass Cards
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-bg-dark: #0a0a0f;
    --color-bg-card: rgba(255, 255, 255, 0.05);
    --color-bg-card-hover: rgba(255, 255, 255, 0.08);
    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --color-text-muted: rgba(255, 255, 255, 0.5);
    --color-accent-neon: #c8ff00;
    --color-accent-teal: #00f5d4;
    --color-accent-purple: #9b5de5;
    --color-accent-blue: #00bbf9;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-hover: rgba(255, 255, 255, 0.25);

    /* Gradient Colors for Blobs */
    --gradient-1: radial-gradient(circle, rgba(0, 187, 249, 0.4) 0%, transparent 70%);
    --gradient-2: radial-gradient(circle, rgba(155, 93, 229, 0.4) 0%, transparent 70%);
    --gradient-3: radial-gradient(circle, rgba(0, 245, 212, 0.3) 0%, transparent 70%);
    --gradient-4: radial-gradient(circle, rgba(200, 255, 0, 0.2) 0%, transparent 70%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-pill: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-smooth: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-dark);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   ANIMATED GRADIENT BACKGROUND
   ============================================ */
.gradient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: var(--color-bg-dark);
}

.gradient-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.8;
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: var(--gradient-1);
    top: -10%;
    right: -5%;
    animation-delay: 0s;
    animation-duration: 25s;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: var(--gradient-2);
    bottom: 10%;
    left: -10%;
    animation-delay: -5s;
    animation-duration: 22s;
}

.blob-3 {
    width: 450px;
    height: 450px;
    background: var(--gradient-3);
    top: 40%;
    right: 20%;
    animation-delay: -10s;
    animation-duration: 28s;
}

.blob-4 {
    width: 350px;
    height: 350px;
    background: var(--gradient-4);
    bottom: 30%;
    left: 30%;
    animation-delay: -15s;
    animation-duration: 24s;
}

@keyframes blobFloat {

    0%,
    100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }

    25% {
        transform: translate(50px, -30px) scale(1.05) rotate(5deg);
    }

    50% {
        transform: translate(-30px, 50px) scale(0.95) rotate(-5deg);
    }

    75% {
        transform: translate(30px, 30px) scale(1.02) rotate(3deg);
    }
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(to bottom, rgba(10, 10, 15, 0.9), transparent);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    max-height: 100px;
    width: auto;
    /* Crush the gray background to black, boost the bright elements */
    filter: contrast(1.8) brightness(1.3) saturate(1.2);
    mix-blend-mode: screen;
    transition: var(--transition-base);
}

.logo:hover {
    filter: contrast(1.8) brightness(1.5) saturate(1.3);
    transform: scale(1.03);
}

.nav {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--transition-base);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-neon);
    transition: var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) var(--spacing-xl);
    padding-top: calc(var(--spacing-4xl) + 80px);
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-headline {
    font-size: clamp(var(--font-size-4xl), 8vw, var(--font-size-6xl));
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg,
            var(--color-text-primary) 0%,
            var(--color-accent-teal) 50%,
            var(--color-accent-purple) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.hero-subheadline {
    font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-xl));
    font-weight: 400;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    padding-bottom: var(--spacing-4xl);
}

.projects-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

/* ============================================
   PROJECT CARDS
   ============================================ */
.project-card {
    position: relative;
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: var(--transition-smooth);
    overflow: hidden;
    cursor: pointer;
    min-height: 280px;
    display: flex;
    flex-direction: column;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.03) 0%,
            transparent 50%);
    pointer-events: none;
}

.project-card:hover {
    transform: translateY(-8px);
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-hover);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 60px rgba(155, 93, 229, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.card-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--color-accent-neon);
    color: #000000;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 1px;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(200, 255, 0, 0.3);
}

.card-category {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-accent-teal);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.card-description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    flex-grow: 1;
}

.card-icon {
    font-size: 2.5rem;
    margin-top: var(--spacing-lg);
    opacity: 0.6;
    transition: var(--transition-base);
}

.project-card:hover .card-icon {
    opacity: 1;
    transform: scale(1.1);
}

/* ============================================
   ABOUT MANIFESTO SECTION
   ============================================ */
.about-section {
    padding: var(--spacing-4xl) var(--spacing-xl);
    padding-bottom: var(--spacing-3xl);
}

.about-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-accent-teal);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-xs) var(--spacing-lg);
    border: 1px solid var(--color-accent-teal);
    border-radius: var(--radius-pill);
    background: rgba(0, 245, 212, 0.1);
}

.about-headline {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, #ffffff 0%, #00f5d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

/* ============================================
   INNOVATION PILLARS SECTION
   ============================================ */
.pillars-section {
    padding: var(--spacing-2xl) var(--spacing-xl);
    padding-bottom: var(--spacing-4xl);
}

.pillars-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.pillars-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.pillars-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.pillars-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

/* ============================================
   PILLAR CARDS
   ============================================ */
.pillar-card {
    position: relative;
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: var(--transition-smooth);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.pillar-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.03) 0%,
            transparent 50%);
    pointer-events: none;
}

.pillar-card:hover {
    transform: translateY(-8px);
    background: var(--color-bg-card-hover);
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 80px var(--pillar-glow, rgba(255, 255, 255, 0.05));
}

/* Pillar Color Variations */
.pillar-blue {
    --pillar-accent: #00bbf9;
    --pillar-glow: rgba(0, 187, 249, 0.15);
    border-color: rgba(0, 187, 249, 0.2);
}

.pillar-blue::before {
    background: linear-gradient(90deg, #00bbf9, #00f5d4);
}

.pillar-blue:hover {
    border-color: rgba(0, 187, 249, 0.4);
}

.pillar-orange {
    --pillar-accent: #ff6b35;
    --pillar-glow: rgba(255, 107, 53, 0.15);
    border-color: rgba(255, 107, 53, 0.2);
}

.pillar-orange::before {
    background: linear-gradient(90deg, #ff6b35, #f7931a);
}

.pillar-orange:hover {
    border-color: rgba(255, 107, 53, 0.4);
}

.pillar-purple {
    --pillar-accent: #e040fb;
    --pillar-glow: rgba(224, 64, 251, 0.15);
    border-color: rgba(224, 64, 251, 0.2);
}

.pillar-purple::before {
    background: linear-gradient(90deg, #9b5de5, #e040fb);
}

.pillar-purple:hover {
    border-color: rgba(224, 64, 251, 0.4);
}

.pillar-green {
    --pillar-accent: #c8ff00;
    --pillar-glow: rgba(200, 255, 0, 0.15);
    border-color: rgba(200, 255, 0, 0.2);
}

.pillar-green::before {
    background: linear-gradient(90deg, #00e676, #c8ff00);
}

.pillar-green:hover {
    border-color: rgba(200, 255, 0, 0.4);
}

/* Pillar Card Elements */
.pillar-number {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--pillar-accent, var(--color-text-muted));
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.pillar-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.pillar-tagline {
    font-size: var(--font-size-base);
    font-weight: 500;
    font-style: italic;
    color: var(--pillar-accent, var(--color-accent-teal));
    margin-bottom: var(--spacing-md);
}

.pillar-description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: var(--spacing-lg);
}

.pillar-flagship {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--pillar-accent, var(--color-accent-teal));
    margin-bottom: var(--spacing-lg);
}

.flagship-label {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.flagship-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
}

.pillar-icon {
    font-size: 2rem;
    opacity: 0.5;
    transition: var(--transition-base);
}

.pillar-card:hover .pillar-icon {
    opacity: 1;
    transform: scale(1.1);
}

/* Pillar Badges */
.pillar-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 1px;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    z-index: 1;
}

.badge-coming-soon {
    background: var(--color-accent-neon);
    color: #000000;
    box-shadow: 0 4px 15px rgba(200, 255, 0, 0.3);
}

.badge-development {
    background: #ff6b35;
    color: #000000;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.badge-experimental {
    background: #e040fb;
    color: #000000;
    box-shadow: 0 4px 15px rgba(224, 64, 251, 0.3);
}

.badge-alpha {
    background: #00e676;
    color: #000000;
    box-shadow: 0 4px 15px rgba(0, 230, 118, 0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
    border-top: 1px solid var(--color-border);
    background: rgba(10, 10, 15, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.footer-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--color-accent-teal);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .pillars-grid {
        gap: var(--spacing-lg);
    }

    .pillar-card {
        padding: var(--spacing-xl);
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .project-card {
        padding: var(--spacing-xl);
        min-height: 250px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .logo {
        max-height: 45px;
    }

    .nav {
        gap: var(--spacing-lg);
    }

    .hero {
        padding: var(--spacing-3xl) var(--spacing-lg);
        padding-top: calc(var(--spacing-3xl) + 80px);
    }

    .about-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .pillars-section {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    .pillars-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .pillar-card {
        padding: var(--spacing-xl);
    }

    .pillar-title {
        font-size: var(--font-size-xl);
    }

    .pillar-badge {
        font-size: 0.65rem;
        padding: 4px 10px;
    }

    .projects-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .project-card {
        padding: var(--spacing-xl);
    }

    .card-title {
        font-size: var(--font-size-xl);
    }

    /* Reduce blob sizes on mobile */
    .blob-1 {
        width: 300px;
        height: 300px;
    }

    .blob-2 {
        width: 250px;
        height: 250px;
    }

    .blob-3 {
        width: 200px;
        height: 200px;
    }

    .blob-4 {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .hero-subheadline {
        font-size: var(--font-size-base);
    }

    .card-badge {
        font-size: 0.65rem;
        padding: 4px 10px;
    }

    .project-card {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .gradient-blob {
        animation: none;
    }

    .hero-headline {
        animation: none;
        background-position: 0% 50%;
    }
}

/* Focus styles for accessibility */
.nav-link:focus,
.project-card:focus {
    outline: 2px solid var(--color-accent-teal);
    outline-offset: 4px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .project-card {
        border-width: 2px;
    }

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