@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

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

@keyframes shine {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

:root {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --accent-primary: #5e6ad2;
    --accent-secondary: #7c4dff;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.05);
    --tag-bg: rgba(94, 106, 210, 0.1);
    --status-bg: rgba(124, 77, 255, 0.1);
    --glow-sm: 0 2px 20px -2px rgba(94, 106, 210, 0.2);
    --glow-md: 0 8px 40px -4px rgba(94, 106, 210, 0.25);
    --glow-lg: 0 12px 60px -6px rgba(94, 106, 210, 0.3);
    --gradient: linear-gradient(
        135deg,
        var(--accent-primary),
        var(--accent-secondary)
    );
    --shine-gradient: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
}

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

body {
    font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, Inter,
        system-ui, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.08;
    pointer-events: none;
    z-index: 1;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(24px);
    z-index: 1000;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--card-border);
    box-shadow: var(--glow-sm);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.nav-links a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background: var(--gradient);
    transition: width 0.3s ease;
}

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

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

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--tag-bg);
    border: 1px solid rgba(94, 106, 210, 0.2);
    border-radius: 2rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    letter-spacing: 0.5px;
    box-shadow: var(--glow-sm);
    transition: all 0.3s ease;
}

.hero-tag:hover {
    border-color: rgba(94, 106, 210, 0.4);
    box-shadow: var(--glow-md);
    transform: translateY(-1px);
}

.hero-content h1 {
    font-size: 5.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: var(--gradient);
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

section {
    padding: 8rem 0;
    position: relative;
}

h2 {
    font-size: 3rem;
    margin-bottom: 4rem;
    text-align: center;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.philosophy-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid var(--card-border);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: var(--glow-sm);
    background-image: radial-gradient(
        circle at 50% -20%,
        rgba(94, 106, 210, 0.1),
        transparent 70%
    );
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    filter: grayscale(1) brightness(2);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.philosophy-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--glow-md);
    background-image: radial-gradient(
        circle at 50% -20%,
        rgba(94, 106, 210, 0.15),
        transparent 70%
    );
}

.philosophy-card:hover .card-icon {
    filter: grayscale(0) brightness(1);
    transform: scale(1.1);
}

.philosophy-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.philosophy-card::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: var(--shine-gradient);
    background-repeat: no-repeat;
    background-size: 200% 200%;
    opacity: 0;
    transition: opacity 0.3s ease;
    transform: rotate(30deg);
    pointer-events: none;
}

.philosophy-card:hover::after {
    opacity: 1;
    animation: shine 1.5s ease forwards;
}

.philosophy-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.philosophy-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    border-radius: 1rem;
    border: 1px solid var(--card-border);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    box-shadow: var(--glow-sm);
    background-image: radial-gradient(
        circle at 50% 0%,
        rgba(94, 106, 210, 0.1),
        transparent 70%
    );
}

.project-card:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--glow-lg);
    background-image: radial-gradient(
        circle at 50% 0%,
        rgba(94, 106, 210, 0.15),
        transparent 70%
    );
}

.project-content {
    padding: 2.5rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.project-content h3 {
    color: var(--text-primary);
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

.project-status {
    background: var(--status-bg);
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    color: var(--text-primary);
    border: 1px solid rgba(124, 77, 255, 0.2);
    letter-spacing: 0.5px;
    box-shadow: var(--glow-sm);
    transition: all 0.3s ease;
    white-space: nowrap;
    display: inline-block;
}

.project-card:hover .project-status {
    border-color: rgba(124, 77, 255, 0.4);
    box-shadow: var(--glow-md);
}

.project-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.project-metrics span {
    background: var(--tag-bg);
    padding: 0.6rem 1.2rem;
    border-radius: 2rem;
    font-size: 0.95rem;
    color: var(--text-primary);
    border: 1px solid rgba(94, 106, 210, 0.2);
    transition: all 0.3s ease;
    box-shadow: var(--glow-sm);
}

.project-metrics span:hover {
    background: rgba(94, 106, 210, 0.2);
    border-color: rgba(94, 106, 210, 0.4);
    box-shadow: var(--glow-md);
    transform: translateY(-2px);
}

.impact-section {
    background: var(--bg-secondary);
    margin: 4rem -2rem;
    padding: 8rem 2rem;
    position: relative;
    overflow: hidden;
}

.impact-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient);
    opacity: 0.3;
}

.vision-statement {
    font-size: 2.5rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 5rem;
    font-weight: 300;
    line-height: 1.4;
    color: var(--text-primary);
    letter-spacing: -1px;
    position: relative;
}

.vision-statement::before,
.vision-statement::after {
    content: '"';
    position: absolute;
    font-size: 4rem;
    opacity: 0.2;
}

.vision-statement::before {
    left: -2rem;
    top: -1rem;
}

.vision-statement::after {
    right: -2rem;
    bottom: -2rem;
}

.impact-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    text-align: center;
}

.metric {
    animation: float 6s ease-in-out infinite;
    position: relative;
}

.metric::before {
    content: "";
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: var(--gradient);
    opacity: 0.3;
}

.metric .number {
    font-size: 4rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    margin-bottom: 0.5rem;
    letter-spacing: -2px;
    position: relative;
}

.metric .label {
    font-size: 1.2rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

footer {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient);
    opacity: 0.1;
}

footer p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

    .vision-statement {
        font-size: 2rem;
    }

    .metric .number {
        font-size: 3rem;
    }
}