/* portfolio.css — minimalist, modern portfolio UI */

:root{
    --bg:#fbfdff;
    --panel:#ffffff;
    --muted:#6b7280;
    --accent:#6c63ff; /* align with main site */
    --glass: rgba(255,255,255,0.6);
    --text:#0f172a;
    --panel-border: rgba(15,23,42,0.06);
    --radius:12px;
    --shadow: 0 6px 20px rgba(16,24,40,0.08);
    --max-width:1100px;
}

/* Dark theme */
:root[data-theme='dark']{
    --bg:#070912; /* deep background */
    --panel:#0b1118; /* slightly darker panel */
    --muted:#98a3b3; /* softer muted */
    --accent:#6b63e8; /* slightly desaturated accent */
    --glass: rgba(255,255,255,0.02);
    --text: #cbd7e6; /* softer body text, not pure white */
    --panel-border: rgba(255,255,255,0.03);
    --shadow: 0 6px 18px rgba(2,6,23,0.5); /* lighter, less contrasty shadow */
}

/* Force solid, non-gradient background in dark theme to avoid bright top */
html[data-theme='dark'] body{
    background: var(--bg) !important;
    background-image: none !important;
    color: var(--text) !important;
}

/* Tone down primary buttons in dark mode to avoid bright gradients */
html[data-theme='dark'] .btn.primary{
    background: linear-gradient(90deg, rgba(107,99,232,0.12), rgba(107,99,232,0.08));
    color: var(--text);
    box-shadow: none;
}

/* Reduce image glare in dark theme */
html[data-theme='dark'] .thumb img,
html[data-theme='dark'] .project-image img,
html[data-theme='dark'] .featured-card img{
    filter: brightness(0.92) saturate(0.92);
    transition: transform .28s, filter .28s;
}

/* Make hover effects subtle */
html[data-theme='dark'] .card:hover,
html[data-theme='dark'] .project-card:hover{
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(2,6,23,0.4);
}

/* Subtle overlay instead of bright accent when hovering */
.project-card::before{opacity:0.04}

/* Modal panel more integrated */
html[data-theme='dark'] .modal-panel{
    background: var(--panel);
    border: 1px solid var(--panel-border);
    box-shadow: 0 18px 40px rgba(2,6,23,0.45);
}

/* Make prev/next controls low-contrast */
html[data-theme='dark'] .modal-prev, html[data-theme='dark'] .modal-next{
    background: transparent;
    border: 1px solid rgba(255,255,255,0.03);
    color: var(--text);
}

/* Remove any remaining bright border highlights */
html[data-theme='dark'] .main-nav a:hover,
html[data-theme='dark'] .site-footer .links a:hover{
    box-shadow: none;
}


*{box-sizing:border-box}
html,body{height:100%}
body{
    margin:0;
    font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    background: linear-gradient(180deg,#f7fbff 0%,var(--bg) 100%);
    color: var(--text);
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
}

.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* Header */
.site-header{backdrop-filter:saturate(120%) blur(6px);position:sticky;top:0;background:linear-gradient(180deg, var(--glass), rgba(255,255,255,0.06));border-bottom:1px solid var(--panel-border);z-index:40}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0;gap:12px}
.brand{font-weight:700;color:var(--accent);text-decoration:none;font-size:1.05rem}
.header-actions{margin-left:12px}
.theme-toggle{background:transparent;border:1px solid rgba(15,23,42,0.06);padding:8px;border-radius:8px;cursor:pointer}

/* Animated theme switch */
.theme-toggle{width:52px;height:30px;padding:4px;border-radius:999px;display:inline-flex;align-items:center;justify-content:flex-start;background:rgba(0,0,0,0.06);position:relative;transition:background .2s ease,border-color .2s ease}
.theme-toggle .toggle-knob{width:22px;height:22px;border-radius:50%;background:var(--panel);box-shadow:0 4px 10px rgba(2,6,23,0.15);transform:translateX(0);transition:transform .22s cubic-bezier(.2,.9,.2,1),background .18s}
.theme-toggle.is-dark{background:linear-gradient(90deg, rgba(108,99,255,0.18), rgba(108,99,255,0.08));justify-content:flex-end}
.theme-toggle.is-dark .toggle-knob{transform:translateX(0);}
.theme-toggle .icon{position:absolute;left:6px;top:50%;transform:translateY(-50%);font-size:12px;opacity:0.9}
.theme-toggle.is-dark .icon{left:auto;right:6px}

/* reduce outline flicker on focus */
.theme-toggle:focus{outline:none;box-shadow:0 0 0 3px rgba(108,99,255,0.08)}
.main-nav a{margin-left:18px;color:var(--muted);text-decoration:none;padding:8px 10px;border-radius:8px;transition:all .18s}
.main-nav a:hover{color:var(--accent);background:rgba(108,99,255,0.04)}
.main-nav a.active{color:var(--accent);font-weight:600}

/* Hero compact */
.hero-compact{padding:48px 0 28px}
.hero-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.title{font-size:2.25rem;margin:0;letter-spacing:-0.02em}
.subtitle{color:var(--muted);margin-top:8px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;border:1px solid transparent;cursor:pointer;text-decoration:none}
.btn.primary{background:linear-gradient(90deg,var(--accent),#007fbf);color:white;box-shadow:0 8px 20px rgba(0,86,179,0.12)}
.btn.ghost{background:transparent;border:1px solid rgba(15,23,42,0.06);color:var(--accent)}

/* Controls */
.controls-section{padding:22px 0}
.controls-grid{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center}
.search{width:100%;padding:12px 14px;border-radius:12px;border:1px solid transparent;background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));box-shadow:var(--shadow)}
.chip{background:transparent;border:1px solid rgba(255,255,255,0.02);padding:8px 12px;border-radius:999px;color:var(--muted);cursor:pointer}
.chip.active{background:linear-gradient(90deg, rgba(107,99,232,0.08), rgba(107,99,232,0.06));color:var(--text);border-color:transparent;box-shadow:0 6px 14px rgba(16,24,40,0.18)}
.select{padding:10px;border-radius:10px;border:1px solid var(--panel-border)}

/* Style native select for dark theme and general look */
.select{
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding:10px 36px 10px 12px;
    background-color: var(--panel);
    color: var(--text);
    background-image: linear-gradient(45deg, transparent 50%, rgba(0,0,0,0) 50%), linear-gradient(135deg, rgba(0,0,0,0) 50%, transparent 50%);
    background-position: calc(100% - 18px) calc(1em + 2px), calc(100% - 13px) calc(1em + 2px);
    background-size: 6px 6px,6px 6px;
    background-repeat: no-repeat;
}

/* Option styling (best-effort; some browsers ignore) */
.select option{background:var(--panel);color:var(--text)}

/* Add project form */
.add-project-form{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;padding:12px;border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,0.6), rgba(255,255,255,0.5));box-shadow:var(--shadow)}
.add-project-form input,.add-project-form select{padding:10px;border-radius:8px;border:1px solid rgba(15,23,42,0.06);background:var(--panel)}
.add-project-form button{align-self:center}

/* Featured */
.featured{padding:30px 0}
.section-title{font-size:1.1rem;color:var(--muted);margin:0 0 14px}
.featured-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.featured-card{display:flex;gap:16px;background:var(--panel);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);align-items:stretch}
.featured-card img{width:160px;height:120px;object-fit:cover}
.featured-body{padding:16px}
.featured-body h3{margin:0 0 6px}
.featured-body p{margin:0;color:var(--muted);font-size:0.95rem}

/* Projects grid */
.grid-section{padding:18px 0 80px}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));border-radius:12px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(2,6,23,0.45)}
.thumb img{width:100%;height:160px;object-fit:cover;display:block}
.card-body{padding:14px}
.card-body h3{margin:0 0 6px;font-size:1.05rem}
.muted{color:var(--muted);font-size:0.95rem}
.meta-row{display:flex;align-items:center;justify-content:space-between;margin-top:12px}
.chip.small{font-size:0.8rem;padding:6px 8px}
.link{background:none;border:none;color:var(--accent);cursor:pointer;padding:6px 8px}

/* tags */
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{background:rgba(107,99,232,0.06);color:var(--accent);padding:6px 8px;border-radius:999px;font-size:0.8rem}

/* Modal */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(2,6,23,0.45);z-index:80}
.modal[aria-hidden="false"]{display:flex}
.modal-panel{width:100%;max-width:880px;background:var(--panel);border-radius:14px;padding:18px;box-shadow:0 30px 80px rgba(2,6,23,0.6)}
.modal-close{float:right;border:none;background:transparent;font-size:18px;cursor:pointer}
.modal-content img{width:100%;max-height:360px;object-fit:cover;border-radius:10px;margin:12px 0}

/* Modal gallery controls */
.modal-gallery{position:relative}
.modal-prev,.modal-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.02);width:44px;height:44px;border-radius:8px;display:none;align-items:center;justify-content:center;cursor:pointer;color:var(--text)}
.modal-prev{left:8px}
.modal-next{right:8px}
.modal-actions{display:flex;gap:10px;margin-top:12px}
.modal-actions a.btn{padding:8px 12px;font-size:0.95rem}
.modal-video{width:100%;height:420px;border-radius:10px;overflow:hidden}
.modal .muted{margin-top:8px}

/* show prev/next when modal-photo exists via sibling selector hack (JS also uses render to show) */
.modal-photo + .modal-gallery-controls .modal-prev, .modal-photo + .modal-gallery-controls .modal-next{display:flex}
.modal .modal-gallery-controls{display:flex;justify-content:space-between;margin-top:8px}

/* Footer */
.site-footer{border-top:1px solid var(--panel-border);padding:28px 0;background:transparent}
.footer-inner{display:flex;align-items:center;justify-content:space-between;color:var(--muted);gap:16px}
.site-footer .links{display:flex;gap:12px;align-items:center}
.site-footer .links a{color:var(--muted);text-decoration:none;padding:10px 12px;border-radius:8px;display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;transition:all .18s}
.site-footer .links a:hover{background:linear-gradient(90deg, rgba(108,99,255,0.06), rgba(108,99,255,0.03));color:var(--accent);border-color:transparent}
.site-footer .credits{color:var(--muted);font-size:0.95rem}

@media (max-width:700px){
    .footer-inner{flex-direction:column;align-items:center;text-align:center}
    .site-footer .links{order:1;margin-bottom:8px}
    .site-footer .credits{order:2}
}

/* Utilities */
.visually-hidden{position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}

/* Responsive */
@media (max-width:900px){
    .controls-grid{grid-template-columns:1fr 1fr;gap:10px}
    .featured-grid{grid-template-columns:1fr}
    .projects-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
    .hero-inner{flex-direction:column;align-items:flex-start}
    .controls-grid{grid-template-columns:1fr;gap:10px}
    .projects-grid{grid-template-columns:1fr}
    .featured-card{flex-direction:column}
    .featured-card img{width:100%;height:180px}
}

/* Better responsive header/nav for small screens */
@media (max-width:800px){
    .header-inner{flex-direction:column;align-items:center;padding:14px 0}
    .brand{font-size:1rem}
    .main-nav{width:100%;display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;justify-content:center;text-align:center}
    .main-nav a{margin-left:0;padding:8px 10px;border-radius:10px}
    .header-actions{margin-left:0;margin-top:8px;display:flex;gap:8px}
}

/* Responsive grid using modern auto-fit layout */
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.featured-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}

/* Modal animations */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(2,6,23,0);z-index:80;transition:background .28s ease}
.modal[aria-hidden="false"]{display:flex;background:rgba(2,6,23,0.45)}
.modal-panel{width:100%;max-width:880px;background:var(--panel);border-radius:14px;padding:18px;box-shadow:0 30px 80px rgba(2,6,23,0.6);transform:translateY(10px) scale(.98);opacity:0}
.modal-panel.anim-in{animation:modalIn .28s cubic-bezier(.2,.9,.2,1) both}
.modal-panel.anim-out{animation:modalOut .22s cubic-bezier(.3,.15,.25,1) both}
@keyframes modalIn{
    from{transform:translateY(12px) scale(.985);opacity:0}
    to{transform:translateY(0) scale(1);opacity:1}
}
@keyframes modalOut{
    from{transform:translateY(0) scale(1);opacity:1}
    to{transform:translateY(8px) scale(.98);opacity:0}
}

/* Ensure modal content transitions smoothly */
.modal-panel .modal-content{transition:opacity .18s ease}