/* ============================================
   VARIABLES & RESET
   ============================================ */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0d0d14;
    --bg-tertiary: #12121a;
    --bg-card: #16161f;
    --bg-card-hover: #1c1c28;
    --text-primary: #e8e8ed;
    --text-secondary: #8a8a9a;
    --text-tertiary: #55556a;
    --accent: #ff6188;
    --accent-hover: #ff4570;
    --accent-glow: rgba(255, 97, 136, 0.12);
    --accent-secondary: #fc9867;
    --gradient-1: linear-gradient(135deg, #ff6188, #fc9867, #ffd866);
    --gradient-2: linear-gradient(135deg, #ff6188, #fc9867);
    --border: #271E37;
    --border-hover: #3a2d4d;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-mono: 'IBM Plex Mono', 'JetBrains Mono', monospace;
    --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background: var(--accent);
    color: #fff;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    backdrop-filter: blur(0px);
}

.nav.scrolled {
    padding: 12px 0;
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.logo-bracket {
    color: var(--accent);
    font-weight: 300;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    letter-spacing: 0.01em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    border-radius: 1px;
    transition: var(--transition);
}

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

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

.nav-cta {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    padding: 10px 24px;
    border-radius: 100px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.nav-cta:hover {
    border-color: var(--border-hover);
    color: var(--accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.squares-canvas {
    width: 100%;
    height: 100%;
    display: block;
    border: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: left;
    width: 100%;
    max-width: 900px;
    padding: 0 24px;
}

.hero-greeting {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hero-tag {
    font-family: var(--font-mono);
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    color: var(--accent);
    letter-spacing: 0.05em;
}

.hero-name {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.hero-cursor {
    color: var(--accent);
    animation: cursorBlink 1s step-end infinite;
}

@keyframes cursorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-subtitle {
    font-family: var(--font-primary);
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 480px;
    line-height: 1.5;
    margin-top: 4px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--gradient-1);
    color: #fff;
    box-shadow: 0 4px 20px rgba(255, 97, 136, 0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(255, 97, 136, 0.25);
}

.btn-primary i {
    transition: var(--transition);
}

.btn-primary:hover i {
    transform: translateX(4px);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-tertiary);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}


/* Hero Scroll */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--border);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { top: -100%; }
    100% { top: 100%; }
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
.section {
    padding: 120px 0;
    position: relative;
}

.section + .section {
    border-top: 1px solid var(--border);
}

.section-header {
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 12px;
    border: 1px solid var(--border);
    background: transparent;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

/* ============================================
   ABOUT SECTION - SIMPLIFIED
   ============================================ */
.about-simple {
    max-width: 700px;
}

.about-headline {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin: 16px 0 24px;
    line-height: 1.1;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.about-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.about-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.about-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.about-link i {
    font-size: 0.85rem;
}

/* ============================================
   BENTO GRID SECTION
   ============================================ */
.bento-section {
    background: var(--bg-primary);
    position: relative;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.bento-card {
    position: relative;
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    overflow: hidden;
    transition: all 0.3s ease;
    --glow-x: 50%;
    --glow-y: 50%;
    --glow-intensity: 0;
}

.bento-card:hover {
    border-color: var(--border-hover);
}

.bento-card--large {
    grid-column: span 2;
    grid-row: span 2;
    padding: 32px;
}

.bento-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.bento-card__icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 0.9rem;
}

.bento-card__label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.bento-card__date {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-tertiary);
}

.bento-card__content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.bento-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.bento-card__company {
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 12px;
}

.bento-card__desc {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.bento-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.bento-tags span {
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.bento-tags span:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Bento Glow Effect */
.bento-card--glow::after {
    content: '';
    position: absolute;
    inset: 0;
    padding: 1px;
    background: radial-gradient(
        200px circle at var(--glow-x) var(--glow-y),
        rgba(255, 97, 136, calc(var(--glow-intensity) * 0.6)) 0%,
        rgba(255, 97, 136, calc(var(--glow-intensity) * 0.3)) 30%,
        transparent 60%
    );
    border-radius: inherit;
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask-composite: exclude;
    pointer-events: none;
    z-index: 1;
}

.bento-card--glow:hover {
    box-shadow: 0 4px 20px rgba(255, 97, 136, 0.1);
}


/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects {
    background: var(--bg-primary);
    overflow: hidden;
}

.projects-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: center;
    min-height: 600px;
}

.projects-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin: 20px 0 32px;
}

.projects-nav {
    display: flex;
    gap: 12px;
}

.projects-nav-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.projects-nav-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.projects-cards-area {
    position: relative;
    height: 500px;
}

/* Card Swap Container */
.card-swap-container {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 420px;
    height: 480px;
    transform: translate(5%, 10%);
    transform-origin: bottom right;
    perspective: 900px;
    overflow: visible;
}

.card {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 480px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    transform-style: preserve-3d;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    overflow: hidden;
}

.card-inner {
    padding: 36px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 1rem;
    margin-bottom: 20px;
}

.card-type {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-tertiary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.card-inner h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.card-inner p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.card-tech span {
    padding: 5px 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
}

.card-links {
    display: flex;
    gap: 16px;
}

.card-links a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.card-links a:hover {
    color: var(--accent);
}

.card-links a i {
    font-size: 0.8rem;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--bg-secondary);
}

.contact-centered {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.contact-headline {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin: 16px 0 16px;
    line-height: 1.1;
}

.contact-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.contact-email-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
    margin-bottom: 32px;
}

.contact-email-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.contact-email-btn i {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    transition: var(--transition);
}

.contact-email-btn:hover i {
    color: var(--accent);
}

.contact-socials {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.contact-social {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 1.1rem;
    transition: var(--transition);
}

.contact-social:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
    background: var(--bg-primary);
}

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

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-tertiary);
}

.footer-logo .logo-bracket {
    color: var(--text-tertiary);
}

.footer-text {
    color: var(--text-tertiary);
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-socials a:hover {
    color: var(--text-secondary);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bento-card--large {
        grid-column: span 1;
        grid-row: span 1;
    }
    
    .projects-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .projects-cards-area {
        height: 450px;
    }
    
    .card-swap-container {
        transform: scale(0.85) translate(5%, 10%);
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
    }

    .projects-layout {
        text-align: center;
    }

    .projects-nav {
        justify-content: center;
    }

    .card-swap-container {
        transform: scale(0.7) translate(15%, 15%);
    }
    
    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .section {
        padding: 80px 0;
    }
}

/* ============================================
   ANIMATIONS & UTILITIES
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth loading */
body.loaded .hero-content {
    opacity: 1;
    transform: translateY(0);
}