/* 
   Minimal Portfolio — Studio Grid Edition
   Stable, Columnar, Architectural.
*/

/* ======================== VARIABLES ======================== */
:root {
    --bg: #0a0a0a;
    --bg-secondary: #0f0f0f;
    --text: #ffffff;
    --text-muted: #888888;
    --accent: #5865F2;
    --accent-glow: rgba(88, 101, 242, 0.2);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-sans: 'Inter', sans-serif;
    --font-head: 'Outfit', sans-serif;
    --font-serif: 'Playfair Display', serif;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --radius: 12px;
}

[data-theme='light'] {
    --bg: #ffffff;
    --bg-secondary: #f4f4f4;
    --text: #1a1a1a;
    --text-muted: #666666;
    --glass-bg: rgba(0, 0, 0, 0.02);
    --glass-border: rgba(0, 0, 0, 0.08);
}

.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* ======================== CUSTOM CURSOR ======================== */
.cursor-dot, .cursor-outline {
    pointer-events: none; position: fixed;
    top: 0; left: 0; transform: translate(-50%, -50%);
    border-radius: 50%; z-index: 9999;
    transition: opacity 0.3s ease, transform 0.3s ease;
}
.cursor-dot { width: 8px; height: 8px; background: var(--accent); }
.cursor-outline {
    width: 40px; height: 40px;
    border: 1px solid var(--accent);
    opacity: 0.5;
    transition: all 0.15s ease-out;
}

body.custom-cursor-active { cursor: none; }
a, button { cursor: none; }

.cursor-hover .cursor-outline { width: 60px; height: 60px; background: rgba(88, 101, 242, 0.1); border-color: transparent; }
.cursor-hover .cursor-dot { transform: translate(-50%, -50%) scale(0.5); }

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

html, body {
    max-width: 100vw;
    overflow-x: hidden;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background 0.6s ease, color 0.6s ease;
}

@media (max-width: 1024px) {
    body.custom-cursor-active { cursor: auto; }
    .cursor-dot, .cursor-outline { display: none; }
    a, button { cursor: pointer; }
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; }

.container { max-width: 1300px; margin: 0 auto; padding: 0 40px; }
section { padding: 80px 0; position: relative; } /* Reduced from 120px */

/* ======================== PAGE PATHWAY ======================== */
.page-pathway {
    position: fixed; top: 0; left: 60px;
    width: 1px; height: 100vh;
    background: var(--glass-border); z-index: 1;
}
.pathway-fill {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 0%;
    background: var(--accent);
    box-shadow: 0 0 15px var(--accent);
    transition: height 0.1s linear;
}

@media (max-width: 1024px) {
    .page-pathway { left: 32px; }
}
@media (max-width: 768px) {
    .page-pathway { display: none; }
}

/* ======================== DOT GRID BG ======================== */
.bg-grid {
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background-image: radial-gradient(circle, var(--glass-border) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

.bg-elements { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; opacity: 0.5; }
.bg-selection {
    position: absolute; width: 250px; height: 180px;
    border: 1px solid var(--accent); opacity: 0.05;
    animation: bgScale 25s infinite ease-in-out;
}
.bg-code {
    position: absolute; font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem; color: var(--accent); opacity: 0.03;
    animation: bgFloat 40s infinite linear;
}

@keyframes bgScale {
    0%, 100% { transform: translate(10%, 10%) scale(1); }
    50% { transform: translate(20%, 30%) scale(1.1); }
}
@keyframes bgFloat {
    from { transform: translateY(100vh); } to { transform: translateY(-100px); }
}

/* ======================== NAVBAR ======================== */
.nav-island {
    position: fixed; top: 24px; left: 50%; transform: translateX(-50%);
    z-index: 1000; padding: 10px 24px; border-radius: 100px;
}
.nav-content { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 32px; }
.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-brand { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 700; }
.nav-links { display: flex; gap: 24px; font-size: 0.85rem; font-weight: 500; color: var(--text-muted); }
.nav-links a:hover { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 12px; border-left: 1px solid var(--glass-border); padding-left: 16px; }

.btn-cv {
    font-size: 0.8rem; font-weight: 600; display: flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 100px; border: 1px solid var(--glass-border);
}
.theme-switch { background: none; border: none; color: var(--text); opacity: 0.5; }

.mobile-toggle { display: none; }

/* ======================== HERO ======================== */
.hero { min-height: 100vh; display: flex; align-items: center; }
.hero-layout { display: grid; grid-template-columns: 1.3fr 1fr; align-items: center; gap: 60px; }

.hero-title {
    font-family: var(--font-head);
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 300; line-height: 0.95; letter-spacing: -0.04em;
    margin-bottom: 24px;
}
.hero-sub {
    font-size: 1.1rem; color: var(--text-muted);
    margin-bottom: 40px; line-height: 1.7; max-width: 500px;
}
.hero-cta { display: flex; gap: 16px; }

.btn-main {
    padding: 16px 32px; background: var(--text); color: var(--bg);
    border-radius: 100px; font-weight: 600; font-size: 0.9rem;
}
.btn-outline {
    padding: 16px 32px; border: 1px solid var(--glass-border);
    border-radius: 100px; font-weight: 600; font-size: 0.9rem;
}

.hero-cards { display: flex; flex-direction: column; gap: 16px; }
.service-card {
    padding: 24px; border-radius: var(--radius);
    display: flex; align-items: center; gap: 16px;
}
.service-icon { width: 24px; height: 24px; color: var(--accent); }
.service-card h3 { font-family: var(--font-head); font-size: 1rem; font-weight: 600; }
.service-card p { font-size: 0.8rem; color: var(--text-muted); }

/* ======================== STUDIO GRID ======================== */
.section-label { margin-bottom: 40px; border-bottom: 1px solid var(--glass-border); padding-bottom: 20px; }
.label-mono { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em; }

.studio-grid { display: flex; flex-direction: column; }
.studio-row {
    display: grid; grid-template-columns: 350px 1fr;
    gap: 60px; padding: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    margin-bottom: 40px;
    align-items: center;
    transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.studio-row:last-child { margin-bottom: 0; }
.studio-row:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.studio-meta { display: flex; flex-direction: column; justify-content: flex-start; }
.project-tag { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--accent); margin-bottom: 16px; }
.studio-meta h3 { font-family: var(--font-head); font-size: 1.8rem; font-weight: 600; margin-bottom: 12px; }
.studio-meta p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; max-width: 340px; }

.studio-visual { position: relative; }

/* Selection Reveal Effect */
.project-card {
    position: relative; border-radius: var(--radius); overflow: hidden;
    background: 
        linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
        radial-gradient(150px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.4), transparent) border-box;
    border: 1px solid transparent;
    transition: transform 0.6s var(--ease);
}
.project-card:hover { transform: translateY(-8px); }

.project-img { width: 100%; aspect-ratio: 16/9; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.project-card:hover img { transform: scale(1.05); }

.project-arrow {
    position: absolute; top: 16px; right: 16px;
    width: 44px; height: 44px; border-radius: 50%;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    color: #fff; opacity: 0; transform: translate(10px, -10px);
    transition: all 0.4s var(--ease);
}
.project-card:hover .project-arrow { opacity: 1; transform: translate(0, 0); }

/* ======================== SKILLS ======================== */
/* ======================== SKILLS MARQUEE ======================== */
.skills-marquee {
    overflow: hidden; padding: 40px 0;
    mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}
.marquee-content {
    display: flex; gap: 40px; white-space: nowrap;
    animation: marquee 30s linear infinite;
}
.marquee-content span {
    font-family: var(--font-head); font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700; color: var(--text-muted); opacity: 0.15;
    transition: 0.3s var(--ease);
}
.marquee-content span:hover { opacity: 0.8; color: var(--accent); }

@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 40px; }
.skill-group h4 { font-family: var(--font-head); font-size: 0.8rem; text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px; }
.skill-group p { font-size: 1.1rem; line-height: 1.5; }

/* ======================== EXPERIENCE ======================== */
.exp-list { display: flex; flex-direction: column; }
.exp-item {
    display: grid; grid-template-columns: 200px 1fr; padding: 40px 0;
    border-bottom: 1px solid var(--glass-border);
}
.exp-date { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--accent); }
.exp-info h5 { font-family: var(--font-head); font-size: 1.4rem; margin-bottom: 4px; }
.exp-info p { color: var(--text-muted); font-size: 0.9rem; }

/* ======================== CONTACT ======================== */
.contact { padding: 160px 0 100px; text-align: center; }
.contact-title { font-family: var(--font-head); font-size: clamp(3rem, 8vw, 6rem); margin-bottom: 60px; line-height: 1; letter-spacing: -0.04em; }
.contact-links { display: flex; justify-content: center; gap: 40px; margin-bottom: 80px; flex-wrap: wrap; }
.contact-links a { color: var(--text-muted); font-size: 1.1rem; transition: 0.3s; }
.contact-links a:hover { color: var(--text); }

/* ======================== ANIMATIONS ======================== */
.scroll-reveal {
    opacity: 0; transform: translateY(20px);
    transition: opacity 1.2s var(--ease), transform 1.2s var(--ease);
}
.scroll-reveal.visible { opacity: 1; transform: translateY(0); }

/* Design Transform Frame (with handles) */
.design-frame {
    position: relative;
    display: inline-block;
    padding: 2px 8px;
}

/* Transform Box Border */
.design-frame::before {
    content: '';
    position: absolute;
    inset: 4px -2px;
    border: 1px solid var(--accent);
    opacity: 0.5;
    pointer-events: none;
    z-index: 2;
}

/* Subtle Marching Ants Overlay */
.design-frame::after {
    content: '';
    position: absolute;
    inset: 4px -2px;
    background-image: 
        linear-gradient(90deg, var(--accent) 50%, transparent 50%), 
        linear-gradient(90deg, var(--accent) 50%, transparent 50%), 
        linear-gradient(0deg, var(--accent) 50%, transparent 50%), 
        linear-gradient(0deg, var(--accent) 50%, transparent 50%);
    background-repeat: repeat-x, repeat-x, repeat-y, repeat-y;
    background-size: 8px 1px, 8px 1px, 1px 8px, 1px 8px;
    background-position: 0 0, 0 100%, 0 0, 100% 0;
    opacity: 0.15;
    pointer-events: none;
    animation: borderMarch 1s infinite linear;
    z-index: 1;
}

/* Photoshop Handles */
.tf-handle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #fff;
    border: 1px solid var(--accent);
    z-index: 10;
    opacity: 0;
    transform: translate(-50%, -50%) scale(0);
}

body.loaded .tf-handle {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    transition: all 0.5s cubic-bezier(0.17, 0.89, 0.32, 1.49);
    transition-delay: 1.5s;
}

/* Handle Positions (aligned to inset: 4px -2px) */
.tf-handle.tl { top: 4px; left: -2px; }
.tf-handle.tr { top: 4px; left: calc(100% + 2px); }
.tf-handle.bl { top: calc(100% - 4px); left: -2px; }
.tf-handle.br { top: calc(100% - 4px); left: calc(100% + 2px); }

@keyframes borderMarch {
    0% { background-position: 0 0, 0 100%, 0 0, 100% 0; }
    100% { background-position: 8px 0, -8px 100%, 0 -8px, 100% 8px; }
}



/* Motion Text Shimmer */
.motion-text {
    display: inline-block;
    position: relative;
    background: linear-gradient(
        120deg, 
        var(--text-muted) 30%, 
        #fff 50%, 
        var(--text-muted) 70%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: lightSweep 3s infinite linear;
}

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

.code-mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    padding: 0 4px;
}

/* ======================== RESPONSIVE ======================== */
@media (max-width: 1024px) {
    .bg-elements { opacity: 0.3; }
    .bg-selection { width: 150px; height: 100px; }
    .bg-code { font-size: 0.6rem; }

    .container { padding: 0 32px; }
    section { padding: 100px 0; }
    
    .hero-layout { grid-template-columns: 1fr; text-align: center; gap: 48px; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-cta { justify-content: center; }
    
    .studio-row { grid-template-columns: 1fr; gap: 30px; padding: 30px; border-radius: 20px; }
    .studio-meta p { max-width: 100%; }
    
    .skills-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .exp-item { grid-template-columns: 1fr; gap: 12px; }
    .section-label { margin-bottom: 30px; }
}

@media (max-width: 768px) {
    :root { --radius: 10px; }
    .container { padding: 0 24px; }
    section { padding: 80px 0; }

    /* Mobile Navbar */
    .nav-island { width: calc(100% - 48px); border-radius: 20px; transition: all 0.4s var(--ease); }
    .nav-island.menu-open { border-radius: 24px; }
    
    .nav-content { justify-content: space-between; gap: 0; }
    .nav-menu { display: none; }
    
    /* Small screen menu drawer */
    .nav-island.menu-open .nav-menu {
        display: flex; flex-direction: column; position: absolute;
        top: 100%; left: 0; right: 0; margin-top: 10px;
        padding: 24px; background: var(--bg-secondary);
        border: 1px solid var(--glass-border); border-radius: 20px;
        gap: 20px; text-align: center; animation: slideDown 0.4s var(--ease) forwards;
    }
    .nav-island.menu-open .nav-links {
        display: flex; flex-direction: column; gap: 20px;
    }
    .nav-island.menu-open .nav-actions {
        display: flex; margin-top: 10px; padding-top: 20px; border-top: 1px solid var(--glass-border); border-left: none; padding-left: 0;
        justify-content: center; width: 100%;
    }

    .mobile-toggle {
        display: flex; flex-direction: column; gap: 6px;
        background: none; border: none; padding: 4px;
    }
    .mobile-toggle .bar {
        width: 22px; height: 1.5px; background: var(--text);
        transition: 0.3s var(--ease);
    }
    .nav-island.menu-open .bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
    .nav-island.menu-open .bar:nth-child(2) { opacity: 0; }
    .nav-island.menu-open .bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

    .hero-title { font-size: 3.5rem; }
    .hero-cta { flex-direction: column; align-items: stretch; }
    .btn-main, .btn-outline { width: 100%; text-align: center; }

    .skills-grid { grid-template-columns: 1fr; }
    .contact-title { font-size: 3rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 20px; }
    .hero-title { font-size: 2.2rem; }
    .hero-sub { font-size: 0.95rem; }
    .studio-meta h3 { font-size: 1.4rem; }
    .studio-row { padding: 24px; gap: 20px; }
    .skills-marquee span { font-size: 1.8rem; }
    .contact-title { font-size: 2.4rem; }
    .contact-links { gap: 16px; flex-direction: column; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ======================== PRELOADER ======================== */
.preloader {
    position: fixed; inset: 0; z-index: 99999;
    background: var(--bg); display: flex;
    align-items: center; justify-content: center;
    flex-direction: column; gap: 20px;
    transition: transform 0.8s cubic-bezier(0.85, 0, 0.15, 1);
}
.preloader.hide { transform: translateY(-100%); }
.loader-counter { font-family: 'JetBrains Mono', monospace; font-size: 5rem; color: var(--accent); }
.loader-title { font-size: 2rem; opacity: 0.5; color: var(--text); }

/* ======================== NOISE OVERLAY ======================== */
.noise-overlay {
    position: fixed; inset: -50%; z-index: 9998;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    animation: noiseAnim 2s infinite steps(10);
    mix-blend-mode: overlay;
}
[data-theme='light'] .noise-overlay { opacity: 0.06; }

@keyframes noiseAnim {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-5%, -5%); }
    20% { transform: translate(-10%, 5%); }
    30% { transform: translate(5%, -10%); }
    40% { transform: translate(-5%, 15%); }
    50% { transform: translate(-10%, 5%); }
    60% { transform: translate(15%, 0); }
    70% { transform: translate(0, 10%); }
    80% { transform: translate(-15%, 0); }
    90% { transform: translate(10%, 5%); }
}

/* ======================== TYPOGRAPHY ANIMATION ======================== */
.title-mask { 
    display: inline-block; 
    overflow: hidden; 
    vertical-align: bottom; 
    line-height: 1.1; 
    padding: 12px 16px; 
    margin: -12px -16px; 
}
.hover-word { display: inline-block; transform: translateY(110%); }
body.loaded .hover-word {
    transform: translateY(0);
    transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}
body.loaded .hover-word.d1 { transition-delay: 0.1s; }
body.loaded .hover-word.d2 { transition-delay: 0.3s; }
body.loaded .hover-word.d3 { transition-delay: 0.5s; }

/* ======================== PARALLAX FOOTER ======================== */
.contact .container {
    transition: opacity 0.1s linear;
    will-change: transform, opacity;
}