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

:root {
    --color-bg-primary: #FAFAFA;
    --color-bg-secondary: #F4F4F5;
    --color-bg-card: rgba(255, 255, 255, 0.85);
    --color-card-border: rgba(228, 228, 231, 0.8);
    --color-card-border-hover: rgba(180, 180, 186, 0.9);
    --color-accent: #2563EB;
    --color-accent-hover: #1D4ED8;
    --color-accent-glow: rgba(37, 99, 235, 0.15);
    --color-text-primary: #09090B;
    --color-text-secondary: #52525B;
    --color-text-muted: #71717A;
    --color-success: #16A34A;
    --color-warning: #D97706;
    --color-error: #DC2626;

    /* Compact Spacing Scale */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2.25rem;
    --spacing-2xl: 3.5rem;

    /* Slightly less rounded for executive feel */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Lighter Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.025);
    --shadow-glow: 0 0 15px var(--color-accent-glow);
}

.dark {
    --color-bg-primary: #020817;
    --color-bg-secondary: #0f172a;
    --color-bg-card: rgba(15, 23, 42, 0.85);
    --color-card-border: rgba(30, 41, 59, 0.8);
    --color-card-border-hover: rgba(51, 65, 85, 0.9);
    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    --color-accent-glow: rgba(59, 130, 246, 0.15);
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #8b9cb4;
    --color-success: #22c55e;
    --color-warning: #fbbf24;
    --color-error: #ef4444;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.25);
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dots Background with Fade-Center Mask */
.dots-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: radial-gradient(var(--color-text-muted) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.25;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
    transition: opacity 0.3s ease;
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 50;
    background: var(--color-bg-card);
    border: 1px solid var(--color-card-border);
    color: var(--color-text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.theme-toggle:hover {
    transform: scale(1.05);
    background: var(--color-bg-secondary);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

body.dark .theme-toggle .moon-icon {
    display: none;
}

body:not(.dark) .theme-toggle .sun-icon {
    display: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
.metric {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

/* Reduced max-width for compact feel */
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ─── Keyframes ─────────────────────────────── */

@keyframes fadeUpStagger {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.99);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes drawBorder {
    0% {
        background-size: 0% 100%;
        opacity: 0;
    }
    100% {
        background-size: 100% 100%;
        opacity: 1;
    }
}

@keyframes orb-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(40px, -30px) scale(1.06); }
    66%       { transform: translate(-20px, 22px) scale(0.95); }
}

@keyframes orb-drift-reverse {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(-30px, 18px) scale(0.95); }
    66%       { transform: translate(28px, -16px) scale(1.06); }
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(37, 99, 235, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
    }
}

/* ─── Glassmorphism Utility ─────────────────── */

.glass-panel {
    background: var(--color-bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-card-border);
    border-radius: var(--radius-lg);
}

/* ─── Hero Section ──────────────────────────── */

.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl) 0;
    position: relative;
    overflow: hidden;
}

/* Ambient glow orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(90px);
    z-index: 0;
}

.hero-orb-1 {
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.11) 0%, transparent 70%);
    top: -160px;
    left: -120px;
    animation: orb-drift 16s ease-in-out infinite;
}

.hero-orb-2 {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    bottom: -110px;
    right: -90px;
    animation: orb-drift-reverse 20s ease-in-out infinite;
}

.dark .hero-orb-1 {
    background: radial-gradient(circle, rgba(59, 130, 246, 0.18) 0%, transparent 70%);
}

.dark .hero-orb-2 {
    background: radial-gradient(circle, rgba(139, 92, 246, 0.13) 0%, transparent 70%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.04) 0%, transparent 50%);
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero .badge {
    animation: fadeUpStagger 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.75rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    max-width: 800px;
    animation: fadeUpStagger 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
    opacity: 0;
}

.hero .subheadline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 650px;
    font-weight: 400;
    animation: fadeUpStagger 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    opacity: 0;
}

/* Gradient text accent on hero h1 */
.gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, #818cf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Badge ─────────────────────────────────── */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-bg-card);
    color: var(--color-accent);
    padding: 0.35rem 1rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 5px var(--color-accent);
    animation: pulse 2s infinite;
    flex-shrink: 0;
}

/* ─── CTA Buttons ───────────────────────────── */

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeUpStagger 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
    opacity: 0;
}

.btn {
    padding: 0.6rem 1.5rem;
    min-height: 44px;
    border-radius: 2rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.btn-primary {
    background: var(--color-accent);
    color: #FFFFFF;
    border: 1px solid transparent;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(37, 99, 235, 0.25);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--color-bg-secondary);
    border-color: var(--color-card-border-hover);
    transform: translateY(-1px);
}

/* ─── Hero Stats Strip ──────────────────────── */

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding: 0.75rem var(--spacing-xl);
    background: var(--color-bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-card-border);
    border-radius: 3rem;
    box-shadow: var(--shadow-sm);
    animation: fadeUpStagger 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
    opacity: 0;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
}

.hero-stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.2;
}

.hero-stat-label {
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

.hero-stat-divider {
    width: 1px;
    height: 2rem;
    background: var(--color-card-border);
    flex-shrink: 0;
}

@media (max-width: 600px) {
    .hero-stats {
        gap: var(--spacing-md);
        padding: 0.75rem var(--spacing-lg);
    }

    .hero-stat-value {
        font-size: 0.9rem;
    }
}

/* ─── Sections ──────────────────────────────── */

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.section-title span {
    color: var(--color-accent);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-xl);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* ─── Bento Grid ────────────────────────────── */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(140px, auto);
    gap: var(--spacing-md);
}

.bento-item {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-card-border);
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.bento-item:hover {
    transform: translateY(-3px);
    border-color: var(--color-card-border-hover);
    box-shadow: var(--shadow-md);
}

.bento-wide {
    grid-column: span 8;
}

.bento-square {
    grid-column: span 4;
}

.bento-tall {
    grid-column: span 4;
    grid-row: span 2;
}

.bento-full {
    grid-column: span 12;
}

@media (max-width: 900px) {
    .bento-wide,
    .bento-square,
    .bento-tall,
    .bento-full {
        grid-column: span 6;
    }

    .bento-tall {
        grid-row: span 1;
    }
}

@media (max-width: 600px) {
    .bento-wide,
    .bento-square,
    .bento-tall,
    .bento-full {
        grid-column: span 12;
    }
}

/* About / Stats Elements */
.stat-value {
    font-size: 2.75rem;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bento-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bento-item p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.bento-icon {
    width: 36px;
    height: 36px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.bento-icon svg {
    width: 20px;
    height: 20px;
}

/* ─── Projects Section ──────────────────────── */

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

@media (max-width: 900px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

.project-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-card-border);
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.project-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-card-border-hover);
    box-shadow: var(--shadow-md);
}

.project-image {
    width: 100%;
    height: 220px;
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--color-card-border);
}

.project-image svg,
.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image svg,
.project-card:hover .project-image img {
    transform: scale(1.02);
}

.project-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-xs);
    gap: 1rem;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.2;
}

.status-badge {
    background: rgba(22, 163, 74, 0.1);
    color: var(--color-success);
    padding: 0.25rem 0.6rem;
    border-radius: 2rem;
    font-size: 0.7rem;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid rgba(22, 163, 74, 0.2);
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.project-tagline {
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.project-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
    line-height: 1.5;
    flex-grow: 1;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: auto;
}

.tech-tag {
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--color-card-border);
}

/* ─── Contact Section ───────────────────────── */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

@media (max-width: 800px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
}

.contact-info p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-card-border);
    transition: all 0.2s ease;
    cursor: pointer;
}

.contact-method:hover {
    background: var(--color-bg-secondary);
    transform: translateX(3px);
}

.contact-method a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

.contact-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.contact-method-content {
    display: flex;
    flex-direction: column;
}

.contact-method-label {
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-method a,
.contact-method span {
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
}

.contact-method a:hover {
    color: var(--color-accent);
}

.contact-image-wrapper {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    max-width: 100%;
    margin: 0;
}

.profile-image {
    width: 80%;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-image-wrapper:hover .profile-image {
    transform: scale(1.03);
}

/* ─── Footer ────────────────────────────────── */

.footer {
    padding: var(--spacing-md) 0;
    text-align: center;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-card-border);
    background: var(--color-bg-primary);
    font-size: 0.85rem;
}

/* ─── Scroll Reveal ─────────────────────────── */

.reveal {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── Scrollbar ─────────────────────────────── */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-card-border-hover);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/*
 * Anti-image-download protection
 * Note: hover effects keep working because pointer-events fall through to parent containers
 * (.project-card and .contact-image-wrapper)
 */
img {
    pointer-events: none;
    -webkit-user-drag: none;
    user-select: none;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}

/* ─── Reduced Motion ────────────────────────── */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero h1,
    .hero .subheadline,
    .hero .badge,
    .cta-buttons,
    .hero-stats {
        animation: none;
        opacity: 1;
        transform: none;
    }
}