/* Base Variables */
:root {
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Layout */
    --max-width: 1000px;
    --border-radius: 12px;
    --section-padding: 5rem 1.5rem;
}

/* Dark Mode (opt-in via the toggle; light is the default) */
[data-theme="dark"] {
    --bg-main: #121212;
    --bg-alt: #1a1a1a;
    --bg-card: #222222;
    --text-main: #f8f9fa;
    --text-muted: #adb5bd;
    --accent: #FF7A00; /* Vibrant Orange */
    --accent-hover: #e66e00;
    --flare: #FF3B30; /* Threat state in the hero mesh */
    --mesh-node: 255, 122, 0;
    --logo-bg: #d6b9fa; /* SoHired mark, dark theme */
    --logo-fg: #3a1a5c;
    --plate-bg: #ece7e0; /* soft warm off-white: pure white glares on dark cards */
    --plate-border: rgba(255, 255, 255, 0.08);
    --plate-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    --plate-pad-x: 0.85rem;
    --strip-filter: brightness(0) invert(1);
    --strip-opacity: 0.55;
    --border-color: #333333;
    --shadow: 0 8px 30px rgba(0,0,0,0.4);
    --header-bg: rgba(18, 18, 18, 0.85);
}

/* Light Mode */
[data-theme="light"] {
    --bg-main: #f8f9fa;
    --bg-alt: #ffffff;
    --bg-card: #ffffff;
    --text-main: #212529;
    --text-muted: #6c757d;
    --accent: #E65C00; /* Deep Orange */
    --accent-hover: #cc5200;
    --flare: #D62B20; /* Threat state in the hero mesh */
    --mesh-node: 230, 92, 0;
    --logo-bg: #350859; /* SoHired mark, light theme */
    --logo-fg: #ffffff;
    --plate-bg: transparent; /* logos sit straight on the white card */
    --plate-border: transparent;
    --plate-shadow: none;
    --plate-pad-x: 0;
    --strip-filter: brightness(0);
    --strip-opacity: 0.5;
    --border-color: #e9ecef;
    --shadow: 0 8px 30px rgba(0,0,0,0.08);
    --header-bg: rgba(248, 249, 250, 0.85);
}

/* ---------------------------------------------------------------
   Theme change — the incoming palette is revealed by a circle growing
   out of the toggle button (radius and origin are set in script.js).
   Both snapshots are held still so the clip-path is the only motion;
   without this the browser cross-fades them and the wipe turns to mush.
   --------------------------------------------------------------- */
::view-transition-old(root),
::view-transition-new(root) {
    animation: none;
    mix-blend-mode: normal;
}

/* Outgoing theme stays put underneath; the incoming one is clipped over it. */
::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

/* The toggle rides above the wipe so its icon can turn over in place
   rather than being frozen into the snapshot with everything else. */
#theme-toggle {
    view-transition-name: theme-toggle;
}

::view-transition-group(theme-toggle) { z-index: 10; }

::view-transition-old(theme-toggle) {
    animation: toggle-icon-out 460ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

::view-transition-new(theme-toggle) {
    animation: toggle-icon-in 460ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes toggle-icon-out {
    to { transform: rotate(90deg) scale(0.3); opacity: 0; }
}

@keyframes toggle-icon-in {
    from { transform: rotate(-90deg) scale(0.3); opacity: 0; }
}

/* Held only while a theme wipe is in flight — see script.js for why. */
.theme-switching *,
.theme-switching *::before,
.theme-switching *::after {
    transition: none !important;
}

@media (prefers-reduced-motion: reduce) {
    ::view-transition-group(*),
    ::view-transition-old(*),
    ::view-transition-new(*) {
        animation: none !important;
    }
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Browser surfaces themed from the palette rather than left as UA defaults. */
::selection {
    background-color: var(--accent);
    color: #ffffff;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 4px;
}

* {
    scrollbar-color: var(--border-color) transparent;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 10px;
    border: 2px solid var(--bg-main);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.highlight {
    color: var(--accent);
}

/* Utility Classes */
.section {
    padding: var(--section-padding);
}

.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.alt-bg {
    background-color: var(--bg-alt);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent);
    border-radius: 2px;
}

/* Header & Nav */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--header-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo::after {
    content: '.';
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Only shown under 768px, where the inline links are replaced by a dropdown. */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.6rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

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

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.theme-toggle:hover {
    color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent);
    color: #ffffff;
    border: 2px solid var(--accent);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--text-main);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    padding-top: 80px; /* Offset for header */
    padding-bottom: 2.5rem; /* keeps the logo strip inside the first screen */
    position: relative;
    overflow: hidden;
}

/* Threat mesh: the hero's focal moment. Nodes, links, traversing packets and a
   periodic flare-then-mitigate cycle, drawn by script.js. Sits behind content
   and pauses whenever the hero scrolls out of view or the tab is hidden. */
.threat-mesh {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 1.2s ease;
}

.threat-mesh.mesh-ready {
    opacity: 1;
}

.hero-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 4rem;
    position: relative;
    z-index: 1;
}

/* Credibility strip: monochrome so four brands read as one quiet row and
   never fight the portrait; each logo returns to its real colours on hover. */
.hero-logos {
    width: 100%;
    max-width: var(--max-width);
    margin: 2rem auto 0;
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-logos-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.1rem;
}

.hero-logos-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.25rem 3rem;
}

.hero-logos-list img {
    display: block;
    height: 26px;
    width: auto;
    filter: var(--strip-filter);
    opacity: var(--strip-opacity);
    transition: filter var(--transition-normal), opacity var(--transition-normal), transform var(--transition-normal);
}

/* The school marks are finer-lined and carry internal padding, so they need
   more height than the wordmarks to read at the same visual weight. */
.hero-logos-list li:nth-child(n + 3) img {
    height: 34px;
}

.hero-logos-list img:hover {
    filter: none;
    opacity: 1;
    transform: translateY(-2px);
}

/* Reserved during the scramble so resolving glyphs never reflow the headline. */
[data-scramble] {
    display: inline-block;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.hero-text h2 {
    font-size: 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.hero-text h3 {
    font-size: 1.25rem;
    color: var(--text-main);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    font-size: 1.8rem;
    color: var(--text-muted);
}

.social-links a:hover {
    color: var(--accent);
    transform: translateY(-3px);
}

.hero-image {
    flex: 0 0 350px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Tilt wrapper is the 3D stage: it owns the pointer-driven rotation set by
   script.js via --tilt-x / --tilt-y, and preserve-3d lets its children
   (glow behind, photo in front, contact shadow beneath) sit at different
   z-depths so the rotation reads as real parallax, not a flat spin. */
.tilt-wrap {
    position: relative;
    z-index: 1;
    perspective: 1000px;
}

.tilt-wrap::before {
    content: '';
    position: absolute;
    inset: -14%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--mesh-node), 0.55) 0%, rgba(var(--mesh-node), 0.18) 45%, transparent 70%);
    filter: blur(18px);
    transform: translateZ(-70px) scale(var(--tilt-scale, 1));
    transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), opacity var(--transition-normal);
    opacity: 0.85;
    z-index: 0;
}

.tilt-wrap::after {
    content: '';
    position: absolute;
    left: 8%;
    right: 8%;
    bottom: -6%;
    height: 24px;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(0,0,0,0.35) 0%, transparent 72%);
    transform: translateZ(-90px) scale(var(--tilt-scale, 1));
    transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 0;
}

/* Fallback photo and head-tracker canvas share one grid cell so the swap
   between them is invisible and nothing shifts when the frames arrive. */
.tilt-stage {
    display: grid;
    position: relative;
    z-index: 1;
    transform-style: preserve-3d;
    transform: rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) scale(var(--tilt-scale, 1));
    transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.profile-pic {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center 15%;
    border: 4px solid var(--border-color);
    box-shadow: var(--shadow), 0 25px 45px -15px rgba(0,0,0,0.5);
    display: block;
    transform: translateZ(40px);
    transition: border-color var(--transition-normal);
    will-change: transform;
}

.tilt-wrap:hover .profile-pic {
    border-color: var(--accent);
}

.tilt-stage > .profile-pic {
    grid-area: 1 / 1;
}

/* Head tracker: drawn by script.js from pre-cut video frames. Invisible until
   every frame has loaded, then it takes over from the static photo. */
.head-tracker {
    background-color: #ffffff; /* frames are shot on white */
    opacity: 0;
    transition: opacity 0.5s ease, border-color var(--transition-normal);
}

.head-tracker.is-ready {
    opacity: 1;
}

#portrait-fallback.is-hidden {
    visibility: hidden;
}

/* Shared tilt language echoed on cards (see .card, .timeline-content) so the
   hero's authored moment reads as one material idea, not an isolated gimmick. */
.tilt-target {
    transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translateY(var(--tilt-lift, 0));
    transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), border-color var(--transition-fast);
    will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
    .profile-pic,
    .tilt-stage,
    .tilt-target {
        transition: border-color var(--transition-normal);
        transform: none !important;
    }
    .tilt-wrap::before,
    .tilt-wrap::after {
        transform: none !important;
    }
    .timeline-packet {
        display: none;
    }
    .timeline-trace-fill {
        transform: scaleY(1);
    }
    .timeline-details li::before {
        opacity: 1;
    }
}

/* Experience Timeline */
.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--border-color);
}

/* Packet trace: the spine fills and a packet rides down it as the section
   scrolls, lighting each bullet as it passes. Scroll progress is written to
   --trace-progress (0–1) by script.js. */
.timeline-trace {
    position: absolute;
    left: 15px;
    top: 0;
    width: 2px;
    height: 100%;
    pointer-events: none;
}

.timeline-trace-fill {
    position: absolute;
    inset: 0;
    background-color: var(--accent);
    transform: scaleY(var(--trace-progress, 0));
    transform-origin: top;
    will-change: transform;
}

.timeline-packet {
    position: absolute;
    left: 50%;
    top: 0;
    width: 8px;
    height: 8px;
    margin-left: -4px;
    margin-top: -4px;
    border-radius: 50%;
    background-color: var(--accent);
    box-shadow: 0 0 12px 3px var(--accent);
    opacity: var(--trace-progress, 0);
    transform: translateY(calc(var(--trace-progress, 0) * var(--trace-height, 0px)));
    will-change: transform;
}

/* Bullets resolve from muted to full as the packet clears them. */
.timeline-details li {
    transition: color var(--transition-normal);
}

.timeline-details li::before {
    transition: opacity var(--transition-normal), transform var(--transition-normal);
    opacity: 0.35;
}

.timeline-details li.lit {
    color: var(--text-main);
}

.timeline-details li.lit::before {
    opacity: 1;
    transform: translateX(2px);
}

.timeline-item {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 3rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 8px;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--accent);
    border: 3px solid var(--bg-main);
    box-shadow: 0 0 0 3px var(--accent);
}

.timeline-content {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.timeline-content:hover {
    border-color: var(--accent);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Organisation logos sit on a fixed white plate in both themes: most marks
   are dark-on-transparent and would disappear on the dark cards. */
.logo-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1.25rem;
    margin-bottom: 1rem;
}

.logo-plate {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 var(--plate-pad-x);
    background-color: var(--plate-bg);
    border: 1px solid var(--plate-border);
    border-radius: 10px;
    box-shadow: var(--plate-shadow);
}

.logo-plate img {
    display: block;
    height: 22px;
    width: auto;
}

/* Larger plate for the school marks at the head of the education cards. */
.logo-row-lg {
    margin-bottom: 1.5rem;
}

.logo-plate-lg {
    height: 68px;
    padding: 0 calc(var(--plate-pad-x) * 1.3);
}

.logo-plate-lg img {
    height: 44px;
}

.timeline-header h3 {
    font-size: 1.3rem;
    margin-bottom: 0.2rem;
}

.timeline-header h4 {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
    background-color: rgba(var(--mesh-node), 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}

.timeline-details {
    list-style: none;
}

.timeline-details li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-muted);
}

.timeline-details li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent);
}

.timeline-details li strong {
    color: var(--text-main);
}

/* Cards (Education & Projects) */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    height: 100%;
}

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

.card-header {
    margin-bottom: 0.5rem;
}

.card-header h3 {
    font-size: 1.25rem;
    margin-bottom: 0.2rem;
}

.card-location {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.card-subtitle {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.card-subtitle span {
    color: var(--accent);
    font-weight: 500;
}

.card-details {
    list-style: none;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card-details li {
    margin-bottom: 0.5rem;
}

.card-details strong {
    color: var(--text-main);
}

/* Project Cards Specifics */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    background-color: rgba(var(--mesh-node), 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}

.project-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

/* Featured (most recent) project: full width, with the product's own mark as
   the live-demo link and a GitHub icon beside it. */
.project-featured {
    grid-column: 1 / -1;
}

.project-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.project-top .project-tags {
    margin-bottom: 0;
}

/* Tags and buttons no longer fit side by side: stack, tags first. */
@media (max-width: 640px) {
    .project-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

.project-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    flex: none;
}

/* Labelled so it reads as a button, not decoration: mark + words + the
   external-link arrow all say "this leaves the page". */
.project-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem 0.4rem 0.45rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
}

.project-btn i {
    font-size: 1.15rem;
}

.project-btn > i:first-child {
    font-size: 1.5rem;
    margin-left: 0.2rem;
}

.project-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.project-btn-live {
    border-color: var(--logo-bg);
    background-color: rgba(var(--mesh-node), 0.06);
}

.project-btn-live:hover {
    background-color: rgba(var(--mesh-node), 0.12);
}

.project-btn-live .bx-link-external {
    color: var(--text-muted);
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.project-btn-live:hover .bx-link-external {
    color: var(--accent);
    transform: translate(2px, -2px);
}

/* SoHired's own mark, recoloured per theme to match the app: deep purple on
   light, soft lavender on dark. */
.sohired-mark {
    width: 28px;
    height: 28px;
    flex: none;
}

.sohired-mark circle {
    fill: var(--logo-bg);
}

.sohired-mark text {
    fill: var(--logo-fg);
    font-family: 'Outfit', sans-serif;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -1px;
}

.project-hint {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.project-hint i {
    flex: none;
    margin-top: 0.15rem;
    font-size: 1rem;
    color: var(--accent);
}

.project-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 2rem;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.project-stats strong {
    font-family: 'Outfit', sans-serif;
    font-size: 1.3rem;
    color: var(--accent);
    margin-right: 0.3rem;
}

.project-card em {
    color: var(--text-main);
    font-style: italic;
}

.project-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.skill-category {
    background-color: var(--bg-card);
    padding: 2rem 2.5rem 2.25rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.skill-category-header i {
    font-size: 2rem;
    color: var(--accent);
}

.skill-category-header h3 {
    font-size: 1.3rem;
}

.skill-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-chips > span,
.skill-chip {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.skill-chips > span:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ---------------------------------------------------------------
   Skills as proof — chips open a case-file card, "See in context" lights
   the evidence up on the page, and the Network view draws the same links.
   --------------------------------------------------------------- */
.skills-grid[hidden],
.skill-graph[hidden],
.skill-card[hidden],
.skill-scrim[hidden],
.skill-card-ghost[hidden],
.lens-pill[hidden] {
    display: none;
}

.skills-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.skills-hint {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.skills-hint i {
    color: var(--accent);
    font-size: 1.1rem;
}

.view-toggle {
    display: inline-flex;
    padding: 0.25rem;
    gap: 0.25rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 999px;
}

.view-toggle button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.95rem;
    border: 0;
    border-radius: 999px;
    background: none;
    color: var(--text-muted);
    font: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.view-toggle button:hover {
    color: var(--text-main);
}

.view-toggle button[aria-pressed="true"] {
    background-color: rgba(var(--mesh-node), 0.12);
    color: var(--accent);
}

@media (max-width: 819px) {
    .view-toggle { display: none; }
}

.skill-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding-right: 0.9rem;
    color: var(--text-main);
    font-family: inherit;
    cursor: pointer;
}

.skill-chip i {
    color: var(--text-muted);
    font-size: 1rem;
    transition: transform var(--transition-normal), color var(--transition-fast);
}

.skill-chip:hover,
.skill-chip:focus-visible {
    border-color: var(--accent);
    color: var(--accent);
}

.skill-chip:hover i,
.skill-chip:focus-visible i {
    color: var(--accent);
    transform: rotate(90deg);
}

.skill-chip.is-open {
    visibility: hidden;
}

.skill-scrim {
    position: fixed;
    inset: 0;
    z-index: 90;
    background-color: rgba(10, 10, 10, 0.35);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-scrim.is-open {
    opacity: 1;
}

.skill-card {
    position: fixed;
    z-index: 100;
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    padding: 1.75rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow);
    outline: none;
}

.skill-card.is-sheet {
    left: 12px;
    right: 12px;
    bottom: 12px;
    max-height: 78vh;
}

.skill-card-ghost {
    position: absolute;
    display: flex;
    align-items: center;
    padding: 0 0.9rem 0 1.2rem;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    pointer-events: none;
}

.skill-card-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    display: grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    border: 0;
    border-radius: 50%;
    background: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.skill-card-close:hover {
    background-color: rgba(var(--mesh-node), 0.12);
    color: var(--accent);
}

.skill-card-cat {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.35rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.skill-card-cat i {
    color: var(--accent);
    font-size: 1.1rem;
}

.skill-card-title {
    margin-bottom: 1.25rem;
    padding-right: 2rem;
    font-size: 1.6rem;
    line-height: 1.2;
}

.skill-proofs {
    list-style: none;
    margin: 0;
    padding: 0;
}

.proof + .proof {
    margin-top: 1.1rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--border-color);
}

.proof .tag {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.proof h4 {
    margin: 0.55rem 0 0.25rem;
    font-size: 1rem;
}

.proof p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

.proof strong {
    color: var(--text-main);
    font-weight: 600;
}

.proof-go {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    margin-top: 0.6rem;
    padding: 0;
    border: 0;
    background: none;
    color: var(--accent);
    font: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
}

.proof-go i {
    font-size: 1.15rem;
    transition: transform var(--transition-fast);
}

.proof-go:hover i {
    transform: translateX(3px);
}

.skill-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.lens-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.1rem;
    border: 1px solid var(--accent);
    border-radius: 8px;
    background-color: var(--accent);
    color: #fff;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lens-btn span {
    display: grid;
    place-items: center;
    min-width: 1.4rem;
    height: 1.4rem;
    padding: 0 0.3rem;
    border-radius: 999px;
    background-color: rgba(255, 255, 255, 0.25);
    font-size: 0.78rem;
}

.lens-btn:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* Lens: the evidence lights up, the rest of the page steps back. */
.lens-mark {
    padding: 0 0.12em;
    border-radius: 4px;
    color: inherit;
    background: linear-gradient(rgba(var(--mesh-node), 0.34), rgba(var(--mesh-node), 0.34)) no-repeat left center / 0% 100%;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
    animation: lensSweep 0.7s 0.15s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.lens-mark.is-pulse {
    animation: lensSweep 0.7s 0.15s cubic-bezier(0.16, 1, 0.3, 1) forwards, lensPulse 1.1s 0.4s ease-out;
}

@keyframes lensSweep {
    to { background-size: 100% 100%; }
}

@keyframes lensPulse {
    from { box-shadow: 0 0 0 0 rgba(var(--mesh-node), 0.55); }
    to   { box-shadow: 0 0 0 10px rgba(var(--mesh-node), 0); }
}

.lens-on .lens-dim {
    opacity: 0.38;
}

.lens-on .lens-hit {
    border-color: var(--accent);
}

.lens-pill {
    position: fixed;
    left: 50%;
    bottom: 1.25rem;
    z-index: 80;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    max-width: calc(100vw - 1.5rem);
    padding: 0.4rem 0.45rem 0.4rem 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    box-shadow: var(--shadow);
    font-size: 0.9rem;
    transform: translateX(-50%);
    animation: pillIn 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes pillIn {
    from { opacity: 0; transform: translate(-50%, 16px); }
}

.lens-pill-name {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-right: 0.35rem;
    font-weight: 600;
    white-space: nowrap;
}

.lens-pill-name i {
    color: var(--accent);
    font-size: 1.15rem;
}

.lens-pill-count {
    min-width: 3.6rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.lens-pill-btn,
.lens-pill-text {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 999px;
    background: none;
    color: var(--text-main);
    font: inherit;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lens-pill-btn {
    width: 2.1rem;
    height: 2.1rem;
    font-size: 1.3rem;
}

.lens-pill-text {
    gap: 0.15rem;
    padding: 0 0.7rem;
    height: 2.1rem;
    font-size: 0.85rem;
    font-weight: 500;
}

.lens-pill-btn:hover,
.lens-pill-text:hover {
    background-color: rgba(var(--mesh-node), 0.12);
    color: var(--accent);
}

/* Network */
.skill-graph-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 1000 / 560;
    overflow: hidden;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.skill-graph-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.skill-graph-lines .edge {
    fill: none;
    stroke: rgba(var(--mesh-node), 0.22);
    stroke-width: 1.25;
    vector-effect: non-scaling-stroke;
    opacity: 0;
    transition: opacity 0.9s ease, stroke 0.25s ease;
}

.is-drawn .skill-graph-lines .edge {
    opacity: 1;
}

.skill-graph-lines .edge.on {
    stroke: var(--accent);
    stroke-width: 2;
    stroke-dasharray: 6 8;
    animation: edgeFlow 0.8s linear infinite;
}

@keyframes edgeFlow {
    to { stroke-dashoffset: -14; }
}

.graph-node {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    cursor: pointer;
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.9);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.is-drawn .graph-node {
    opacity: 1;
    transform: translate(-50%, -50%);
}

.graph-node.is-hub {
    padding: 0.55rem 0.95rem;
    border-color: var(--accent);
    border-width: 1.5px;
    background-color: var(--bg-card);
    font-size: 0.88rem;
    font-weight: 600;
}

.graph-node.is-hub i {
    color: var(--accent);
    font-size: 1.1rem;
}

.has-focus .graph-node:not(.on) {
    opacity: 0.3;
}

.has-focus .skill-graph-lines .edge:not(.on) {
    opacity: 0.12;
}

.graph-node:hover,
.graph-node:focus-visible,
.graph-node.on {
    border-color: var(--accent);
    color: var(--accent);
}

.graph-node.is-pinned {
    background-color: rgba(var(--mesh-node), 0.14);
}

.skill-graph-panel {
    min-height: 9rem;
    margin-top: 1.25rem;
    padding: 1.75rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.skill-graph-idle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-muted);
}

.skill-graph-idle i {
    color: var(--accent);
    font-size: 1.4rem;
}

.skill-graph-panel .skill-proofs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.skill-graph-panel .proof + .proof {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
}

.skill-graph-lead {
    margin-bottom: 0.75rem;
    color: var(--text-muted);
    font-size: 0.92rem;
}

.skill-graph-backs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

@media (prefers-reduced-motion: reduce) {
    .skill-scrim,
    .lens-pill { animation: none; transition: none; }
    .lens-mark { animation: none; background-size: 100% 100%; }
    .skill-graph-lines .edge.on { animation: none; }
    .graph-node { transition: none; }
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-card);
}

footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer .footer-links {
    margin-top: 0.5rem;
}

footer .footer-links a {
    color: var(--accent);
    font-weight: 500;
}

footer .footer-links a:hover,
footer .footer-links a:focus-visible {
    text-decoration: underline;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-slow) forwards;
}

.animate-in-right {
    opacity: 0;
    transform: translateX(30px);
    animation: fadeInRight var(--transition-slow) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Reveal on Scroll */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all var(--transition-slow);
}

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

/* Responsive */
@media (max-width: 900px) {
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text h1 { font-size: 2.8rem; }
    .hero-text h2 { font-size: 1.3rem; }
    .hero-text h3 { font-size: 1.1rem; }
    
    .hero-actions, .social-links {
        justify-content: center;
    }
    
    .profile-pic {
        width: 250px;
        height: 250px;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 3rem 1rem;
    }
    
    .hero-text h1 { font-size: 2.3rem; }
    .hero-text h2 { font-size: 1.1rem; }
    
    .profile-pic {
        width: 200px;
        height: 200px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        padding: 0.5rem 1rem 1rem;
        background-color: var(--bg-main);
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-link {
        padding: 0.8rem 0.5rem;
        font-size: 1.05rem;
    }

    .nav-link::after {
        display: none;
    }

    .nav-link.active {
        color: var(--accent);
    }
    
    .section {
        padding: 4rem 1rem;
    }
    
    .timeline-header {
        flex-direction: column;
        gap: 0.5rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    /* The desktop indent (spine gutter + card padding) leaves a ~130px text
       column on a phone. Pull the spine to the edge and tighten the card. */
    .timeline::before,
    .timeline-trace {
        left: 7px;
    }

    .timeline-item {
        padding-left: 1.75rem;
    }

    .timeline-dot {
        left: 0;
    }

    .timeline-content {
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .card,
    .skill-category {
        padding: 1.5rem;
    }

    .skill-category-header {
        margin-bottom: 1.25rem;
    }

    .skill-chips {
        gap: 0.6rem;
    }

    .skill-chips > span,
    .skill-chip {
        padding: 0.5rem 0.9rem;
    }
}