/* =========================================================
   Aashish Joshi Portfolio — v5
   Theme: Ion Noir — carbon abyss + ion sapphire (expert systems look)
   ========================================================= */

:root,
[data-theme="night"] {
    --jade: #4DB8FF;
    --jade-light: #9AD4FF;
    --jade-pale: #D7EEFF;
    --jade-dark: #1A7AB8;
    --obsidian: #06080F;
    --charcoal: #0C111B;
    --dark-mid: #141B28;
    --text: #E9EEF6;
    --text-dim: #8793A8;
    --surface: #0C111B;
    --border: rgba(77, 184, 255, 0.2);
    --nav-blur-bg: rgba(6, 8, 15, 0.9);
    --hero-glow: rgba(77, 184, 255, 0.12);
    --card-hover: #141B28;
    --marquee-stroke: rgba(77, 184, 255, 0.22);
    --marquee-fill: rgba(26, 122, 184, 0.55);
    --toggle-bg: #141B28;
    --success: #4DB8FF;
    --error: #FF6B7A;
    --font-display: "Fraunces", Georgia, serif;
    --font-body: "Sora", sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, monospace;
    --max: 1280px;
    --gutter: clamp(20px, 4vw, 60px);
    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    color-scheme: dark;
}

[data-theme="day"] {
    --jade: #0B6FA8;
    --jade-light: #0F86C7;
    --jade-pale: #083F5E;
    --jade-dark: #064A72;
    --obsidian: #F1F5FA;
    --charcoal: #E4EAF2;
    --dark-mid: #D5DEEA;
    --text: #0B1220;
    --text-dim: #4A5A72;
    --surface: #E4EAF2;
    --border: rgba(11, 111, 168, 0.28);
    --nav-blur-bg: rgba(241, 245, 250, 0.92);
    --hero-glow: rgba(11, 111, 168, 0.1);
    --card-hover: #D5DEEA;
    --marquee-stroke: rgba(11, 111, 168, 0.35);
    --marquee-fill: rgba(6, 74, 114, 0.75);
    --toggle-bg: #E4EAF2;
    color-scheme: light;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--obsidian);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.5s, color 0.5s;
}

body.has-custom-cursor { cursor: none; }
body.has-custom-cursor a,
body.has-custom-cursor button,
body.has-custom-cursor input,
body.has-custom-cursor textarea,
body.has-custom-cursor label { cursor: none; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
ul { list-style: none; }
.hidden { display: none !important; }

/* Atmosphere */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body::after {
    content: "";
    position: fixed;
    top: -50%;
    left: -20%;
    width: 140%;
    height: 140%;
    z-index: 1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 70% 45% at 20% 25%, var(--hero-glow) 0%, transparent 60%),
        radial-gradient(ellipse 55% 40% at 85% 70%, var(--hero-glow) 0%, transparent 55%);
    animation: aurora 18s ease-in-out infinite alternate;
}

@keyframes aurora {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(3%, 4%) scale(1.04); }
    100% { transform: translate(-2%, -3%) scale(1.02); }
}

.wrap { position: relative; z-index: 2; }
.container { width: min(100% - (var(--gutter) * 2), var(--max)); margin-inline: auto; }

/* Cursor */
.cursor {
    position: fixed;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--jade);
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: screen;
    transition: transform 0.1s, background 0.3s;
}
[data-theme="day"] .cursor { mix-blend-mode: multiply; }
.cursor-ring {
    position: fixed;
    width: 38px;
    height: 38px;
    border: 1px solid var(--jade);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.55;
    transition: transform 0.35s var(--ease), opacity 0.3s;
}
.cursor.hover { transform: scale(1.8); }
.cursor-ring.hover { transform: scale(1.45); opacity: 0.9; }

/* Page loader */
.page-loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: #05070b;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    transition: opacity 0.9s, visibility 0.9s;
}
.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.loader-hello {
    font-family: var(--font-display);
    font-weight: 300;
    font-style: italic;
    font-size: clamp(42px, 8vw, 80px);
    color: var(--jade);
    text-shadow: 0 0 60px rgba(77, 184, 255, 0.4);
    min-height: 1.2em;
    text-align: center;
    transition: opacity 0.18s ease;
}
.loader-lang {
    font-size: 11px;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: rgba(77, 184, 255, 0.45);
    margin-top: -12px;
}
.loader-progress-wrap { width: min(300px, 80vw); }
.loader-track {
    width: 100%;
    height: 1px;
    background: rgba(77, 184, 255, 0.15);
    position: relative;
    overflow: hidden;
}
.loader-fill {
    position: absolute;
    inset: 0 auto 0 0;
    width: 0%;
    background: linear-gradient(90deg, var(--jade-dark), var(--jade), var(--jade-light));
    box-shadow: 0 0 12px rgba(77, 184, 255, 0.6);
    transition: width 0.12s linear;
}
.loader-num {
    margin-top: 12px;
    text-align: right;
    font-family: var(--font-display);
    font-size: 13px;
    letter-spacing: 0.4em;
    color: rgba(77, 184, 255, 0.55);
}
.loader-name-wrap {
    position: absolute;
    bottom: 48px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-display);
    font-size: 13px;
    letter-spacing: 0.6em;
    text-transform: uppercase;
    color: rgba(77, 184, 255, 0.28);
    white-space: nowrap;
}

/* Nav */
#nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px var(--gutter);
    transition: backdrop-filter 0.4s, background 0.4s, padding 0.4s, border-color 0.4s;
}
#nav.scrolled {
    backdrop-filter: blur(20px);
    background: var(--nav-blur-bg);
    border-bottom: 1px solid var(--border);
    padding: 14px var(--gutter);
}
.nav-logo {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: 22px;
    letter-spacing: 0.15em;
    color: var(--jade);
}
.nav-right { display: flex; align-items: center; gap: 28px; }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
    font-size: 11px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--text-dim);
    position: relative;
    transition: color 0.3s;
}
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1px;
    background: var(--jade);
    transition: width 0.4s var(--ease);
}
.nav-links a:hover,
.nav-links a.active { color: var(--jade); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.theme-toggle {
    width: 60px;
    height: 30px;
    border-radius: 30px;
    border: 1px solid var(--border);
    background: var(--toggle-bg);
    position: relative;
    flex-shrink: 0;
}
.theme-toggle-thumb {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--jade);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--obsidian);
    transition: transform 0.4s var(--ease-spring), background 0.3s;
    box-shadow: 0 0 10px rgba(77, 184, 255, 0.4);
}
[data-theme="day"] .theme-toggle-thumb { transform: translateX(30px); }
.theme-toggle-icon { width: 12px; height: 12px; }
.sun-icon { display: none; }
.moon-icon,
[data-theme="day"] .sun-icon { display: block; }
[data-theme="day"] .moon-icon { display: none; }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: 0;
    padding: 4px;
}
.hamburger span {
    width: 24px;
    height: 1px;
    background: var(--jade);
    transition: all 0.3s;
    display: block;
}
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-nav {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: var(--obsidian);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 36px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-link {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(32px, 8vw, 48px);
    color: var(--text);
    transition: color 0.3s;
}
.mobile-link:hover { color: var(--jade); }

/* Buttons */
.btn-primary,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 999px;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: transform 0.25s var(--ease), background 0.25s, color 0.25s, border-color 0.25s;
    border: 1px solid transparent;
}
.btn-primary {
    background: var(--jade);
    color: #061018;
    font-weight: 600;
}
.btn-primary:hover { transform: translateY(-2px); background: var(--jade-light); }
.btn-ghost {
    border-color: var(--border);
    color: var(--text);
    background: transparent;
}
.btn-ghost:hover { border-color: var(--jade); color: var(--jade); }
.btn-full { width: 100%; }
.btn-sm { padding: 10px 18px; font-size: 11px; }

/* Hero */
.hero {
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding: 120px var(--gutter) 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    position: relative;
}
.hero-text {
    flex: 1;
    max-width: 760px;
    opacity: 0;
    transform: translateY(36px);
    animation: fadeUp 1.1s var(--ease) 0.2s forwards;
}
@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

.hero-terminal-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    width: fit-content;
    min-width: min(100%, 460px);
    padding: 10px 18px;
    background: var(--charcoal);
    border: 1px solid var(--border);
    border-bottom: 0;
    border-radius: 10px 10px 0 0;
}
.hero-terminal-dots { display: flex; gap: 6px; }
.hero-terminal-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.hero-terminal-dots span:nth-child(1) { background: #ff5f57; }
.hero-terminal-dots span:nth-child(2) { background: #febc2e; }
.hero-terminal-dots span:nth-child(3) { background: #28c840; }
.hero-terminal-path {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--text-dim);
}
.hero-status-dot {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--jade);
    white-space: nowrap;
}
.hero-status-pulse {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #28c840;
    box-shadow: 0 0 8px rgba(40, 200, 64, 0.7);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.45; } }

.hero-terminal-body {
    background: var(--charcoal);
    border: 1px solid var(--border);
    border-radius: 0 10px 12px 12px;
    width: fit-content;
    min-width: min(100%, 460px);
    padding: 32px 36px 36px;
    margin-bottom: 36px;
}
.hero-terminal-line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.hero-terminal-prompt {
    color: var(--jade);
    font-family: var(--font-display);
    font-size: 18px;
}
.hero-terminal-cmd {
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 0.12em;
    color: var(--text-dim);
}
.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 10px;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--jade);
    margin-bottom: 14px;
}
.hero-eyebrow::before {
    content: "";
    width: 36px;
    height: 1px;
    background: var(--jade);
}
.hero-name {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: clamp(44px, 7vw, 92px);
    letter-spacing: -0.02em;
    line-height: 0.95;
    margin-bottom: 18px;
}
.hero-name em {
    font-style: italic;
    color: var(--jade-light);
}
.hero-desc {
    max-width: 48ch;
    color: var(--text-dim);
    font-size: 15px;
    margin-bottom: 28px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    background: rgba(11, 16, 22, 0.55);
    backdrop-filter: blur(8px);
}
.hero-metric-item {
    flex: 1;
    min-width: 110px;
    padding: 18px 20px;
}
.hero-metric-num {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 400;
    color: var(--jade);
    line-height: 1;
    margin-bottom: 6px;
}
.hero-metric-label {
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    line-height: 1.35;
}
.hero-metric-divider {
    width: 1px;
    background: var(--border);
}

.hero-card {
    width: min(340px, 100%);
    position: relative;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUp 1.2s var(--ease) 0.45s forwards;
}
.hero-card-photo {
    position: relative;
    border-radius: 22px;
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 4 / 5;
    background: var(--charcoal);
}
.hero-card-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%) contrast(1.05);
}
.hero-card-glow {
    position: absolute;
    inset: auto 0 0 0;
    height: 45%;
    background: linear-gradient(to top, rgba(5, 7, 11, 0.85), transparent);
}
.hero-card-info {
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 18px;
    display: grid;
    gap: 4px;
    font-size: 12px;
    color: var(--text);
}
.hero-card-tag {
    color: var(--jade);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 10px;
}
.hero-card-name {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
}
.hero-card-divider {
    width: 40px;
    height: 1px;
    background: var(--jade);
    margin: 8px 0;
}
.hero-card-info span:not(.hero-card-tag) { color: rgba(232, 240, 242, 0.78); }
[data-theme="day"] .hero-card-info span:not(.hero-card-tag) { color: rgba(10, 18, 20, 0.75); }

.scroll-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-top: 22px;
    font-size: 10px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--jade), transparent);
    animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine {
    0%, 100% { transform: scaleY(0.4); opacity: 0.4; transform-origin: top; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* Marquee */
.marquee-wrap {
    overflow: hidden;
    border-block: 1px solid var(--marquee-stroke);
    padding: 18px 0;
    margin-bottom: 40px;
}
.marquee-track {
    display: flex;
    width: max-content;
    gap: 18px;
    animation: marquee 32s linear infinite;
}
.marquee-item {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 300;
    letter-spacing: 0.04em;
    padding: 4px 18px;
    border: 1px solid var(--marquee-stroke);
    border-radius: 999px;
    color: var(--text-dim);
    white-space: nowrap;
}
.marquee-item.filled {
    background: var(--marquee-fill);
    color: var(--jade-pale);
    border-color: transparent;
}
@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* Sections */
.section { padding: 110px 0; }
.section-head { margin-bottom: 48px; max-width: 720px; }
.section-kicker {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--jade);
    margin-bottom: 14px;
}
.section-title {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.02em;
}
.section-title em {
    font-style: italic;
    color: var(--jade-light);
}
.section-sub {
    margin-top: 16px;
    color: var(--text-dim);
    max-width: 54ch;
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* About */
.about-layout {
    display: grid;
    grid-template-columns: minmax(240px, 320px) 1fr;
    gap: 48px;
    align-items: start;
}
.about-side {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 24px;
    background: var(--charcoal);
    display: grid;
    gap: 22px;
    position: sticky;
    top: 100px;
}
.profile-mini {
    display: flex;
    align-items: center;
    gap: 14px;
}
.profile-mini img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border);
}
.profile-mini strong {
    display: block;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 400;
}
.profile-mini span { color: var(--text-dim); font-size: 12px; }
.profile-label {
    display: block;
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 10px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    font-size: 12px;
    color: var(--text);
    background: rgba(77, 184, 255, 0.04);
}
.social-pill {
    display: inline-flex;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    font-size: 12px;
    color: var(--jade);
    transition: background 0.25s, border-color 0.25s;
}
.social-pill:hover { background: rgba(77, 184, 255, 0.08); border-color: var(--jade); }
.prose { display: grid; gap: 16px; margin-top: 24px; color: var(--text-dim); font-size: 16px; }
.prose strong { color: var(--text); font-weight: 500; }

/* Experience — Mission Log / Signal Deck (unique split UI) */
.exp-section .section-sub { max-width: 52ch; }
.exp-deck {
    display: grid;
    grid-template-columns: minmax(260px, 0.95fr) minmax(0, 1.35fr);
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    background: var(--charcoal);
    min-height: 520px;
    box-shadow: 0 0 0 1px rgba(77, 184, 255, 0.04), 0 24px 60px rgba(0, 0, 0, 0.25);
}
.exp-rail {
    position: relative;
    border-right: 1px solid var(--border);
    background:
        linear-gradient(180deg, rgba(77, 184, 255, 0.05), transparent 28%),
        var(--obsidian);
    padding: 20px 0 12px;
    display: flex;
    flex-direction: column;
}
.exp-rail::before {
    content: "";
    position: absolute;
    left: 28px;
    top: 64px;
    bottom: 24px;
    width: 1px;
    background: linear-gradient(180deg, var(--jade), rgba(77, 184, 255, 0.08));
    opacity: 0.55;
}
.exp-rail-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 20px 16px 20px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.22em;
    color: var(--jade);
}
.exp-rail-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--jade);
    box-shadow: 0 0 12px rgba(77, 184, 255, 0.8);
    animation: expPulse 1.8s ease-in-out infinite;
}
@keyframes expPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.45; transform: scale(0.85); }
}
.exp-rail-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 10px 10px;
    overflow: auto;
    max-height: 560px;
}
.exp-rail-item {
    position: relative;
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 10px;
    align-items: start;
    padding: 14px 14px 14px 10px;
    border: 1px solid transparent;
    border-radius: 12px;
    background: transparent;
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: background 0.25s, border-color 0.25s, transform 0.25s;
}
.exp-rail-item:hover {
    background: rgba(77, 184, 255, 0.05);
}
.exp-rail-item:focus-visible {
    outline: none;
    border-color: rgba(77, 184, 255, 0.55);
}
.exp-rail-item.is-active {
    background: rgba(77, 184, 255, 0.08);
    border-color: rgba(77, 184, 255, 0.28);
}
.exp-rail-item.is-active .exp-rail-year {
    color: var(--obsidian);
    background: var(--jade);
}
.exp-rail-year {
    position: relative;
    z-index: 1;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.06em;
    color: var(--jade);
    border: 1px solid rgba(77, 184, 255, 0.35);
    border-radius: 999px;
    padding: 4px 0;
    text-align: center;
    background: var(--obsidian);
    transition: background 0.25s, color 0.25s;
}
.exp-rail-role {
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--text);
}
.exp-rail-org {
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-dim);
}
.exp-rail-item.is-active .exp-rail-role { color: var(--jade-light); }

.exp-dossier {
    position: relative;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(ellipse at top right, rgba(77, 184, 255, 0.08), transparent 45%),
        linear-gradient(165deg, #0c1219 0%, #070b10 100%);
    min-height: 520px;
}
.exp-dossier::after {
    content: "";
    pointer-events: none;
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(77, 184, 255, 0.015) 3px
    );
    opacity: 0.5;
}
.exp-doss-chrome {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    background: rgba(5, 7, 11, 0.55);
}
.exp-doss-lights { display: flex; gap: 6px; }
.exp-doss-lights i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3a4550;
}
.exp-doss-lights i:nth-child(1) { background: #ff6b6b; }
.exp-doss-lights i:nth-child(2) { background: #e6c35c; }
.exp-doss-lights i:nth-child(3) { background: var(--jade); box-shadow: 0 0 8px rgba(77, 184, 255, 0.5); }
.exp-doss-path {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.exp-doss-path span { color: var(--jade); }
.exp-doss-status {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--jade);
    padding: 4px 8px;
    border: 1px solid rgba(77, 184, 255, 0.3);
    border-radius: 4px;
}
.exp-doss-body {
    position: relative;
    z-index: 1;
    padding: 28px 28px 32px;
    display: grid;
    gap: 26px;
    animation: expDossIn 0.4s var(--ease) both;
}
@keyframes expDossIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}
.exp-doss-body.is-swapping { animation: none; opacity: 0.35; transform: translateY(6px); }
.exp-doss-kicker {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--jade);
}
.exp-doss-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.6vw, 40px);
    font-weight: 400;
    line-height: 1.15;
    margin-top: 8px;
}
.exp-doss-meta {
    margin-top: 8px;
    color: var(--text-dim);
    font-size: 14px;
}
.exp-doss-summary {
    color: var(--text-dim);
    font-size: 15px;
    line-height: 1.65;
    max-width: 54ch;
}
.exp-telemetry {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}
.exp-tel {
    padding: 14px 14px 12px;
    border: 1px solid rgba(77, 184, 255, 0.18);
    border-radius: 10px;
    background: rgba(5, 7, 11, 0.45);
}
.exp-tel-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.exp-tel-value {
    display: block;
    margin-top: 8px;
    font-family: var(--font-mono);
    font-size: clamp(20px, 2.5vw, 26px);
    color: var(--jade-light);
}
.exp-block-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--jade);
    margin-bottom: 12px;
}
.exp-log {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    line-height: 1.55;
}
.exp-log li {
    display: grid;
    grid-template-columns: 18px 1fr;
    gap: 8px;
    color: var(--text-dim);
}
.exp-log li::before {
    content: "›";
    color: var(--jade);
}
.exp-log strong { color: var(--jade-light); font-weight: 500; }
.exp-signals { display: grid; gap: 12px; }
.exp-signal {
    display: grid;
    grid-template-columns: 110px 1fr 40px;
    gap: 12px;
    align-items: center;
}
.exp-signal-name {
    font-size: 12px;
    color: var(--text-dim);
}
.exp-signal-track {
    height: 6px;
    border-radius: 999px;
    background: rgba(77, 184, 255, 0.1);
    overflow: hidden;
}
.exp-signal-fill {
    height: 100%;
    width: 0;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--jade-dark), var(--jade), var(--jade-light));
    box-shadow: 0 0 12px rgba(77, 184, 255, 0.45);
    transition: width 0.85s var(--ease);
}
.exp-signal-pct {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--jade);
    text-align: right;
}
.exp-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.exp-chips span {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    padding: 7px 10px;
    border-radius: 6px;
    border: 1px dashed rgba(77, 184, 255, 0.35);
    color: var(--text);
    background: rgba(77, 184, 255, 0.04);
}

[data-theme="day"] .exp-deck { box-shadow: 0 16px 40px rgba(10, 18, 20, 0.08); }
[data-theme="day"] .exp-dossier {
    background:
        radial-gradient(ellipse at top right, rgba(11, 111, 168, 0.1), transparent 45%),
        linear-gradient(165deg, #f5f9f8 0%, #e8efed 100%);
}
[data-theme="day"] .exp-doss-chrome { background: rgba(255, 255, 255, 0.55); }
[data-theme="day"] .exp-tel { background: rgba(255, 255, 255, 0.55); }
[data-theme="day"] .exp-rail-item.is-active .exp-rail-year { color: #fff; }

/* Projects */
.loader-wrap {
    display: flex;
    justify-content: center;
    padding: 48px 0;
}
.loader-ring {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--border);
    border-top-color: var(--jade);
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error-msg { color: var(--error); text-align: center; margin-bottom: 20px; }
.retry-btn {
    margin-left: 8px;
    background: none;
    border: 1px solid var(--border);
    color: var(--jade);
    padding: 4px 10px;
    border-radius: 999px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
.project-card {
    padding: 28px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--charcoal);
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 240px;
    transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.project-card:hover {
    transform: translateY(-3px);
    border-color: rgba(77, 184, 255, 0.4);
    background: var(--card-hover);
}
.project-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.project-repo-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: grid;
    place-items: center;
    color: var(--jade);
}
.project-repo-icon svg { width: 20px; height: 20px; }
.project-stars {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-dim);
    font-size: 13px;
}
.project-stars svg { width: 14px; height: 14px; fill: var(--jade); stroke: none; }
.project-card h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
}
.project-desc {
    color: var(--text-dim);
    flex: 1;
    font-size: 14px;
}
.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: auto;
}
.project-lang {
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--jade);
}
.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text);
    transition: color 0.25s;
}
.project-link svg { width: 14px; height: 14px; }
.project-link:hover { color: var(--jade); }

/* Terminal panel + live shell duo */
.dev-toys {
    display: grid;
    grid-template-columns: 1.35fr 0.95fr;
    gap: 14px;
    align-items: stretch;
}
.section-sub code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--jade);
    background: rgba(77, 184, 255, 0.08);
    padding: 2px 6px;
    border-radius: 4px;
}
.term-panel {
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    background: var(--charcoal);
    min-width: 0;
}
.term-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    border-bottom: 1px solid var(--border);
    background: var(--dark-mid);
}
.term-tab {
    background: none;
    border: 0;
    border-right: 1px solid var(--border);
    padding: 14px 18px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    transition: color 0.25s, background 0.25s;
}
.term-tab.active,
.term-tab:hover {
    color: var(--jade);
    background: rgba(77, 184, 255, 0.06);
}
.term-body {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    min-height: 280px;
}
.term-code {
    margin: 0;
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    color: #9cdcfe;
    overflow: auto;
    white-space: pre-wrap;
}
.term-code .tok-kw { color: #c586c0; }
.term-code .tok-str { color: #ce9178; }
.term-code .tok-fn { color: #dcdcaa; }
.term-code .tok-cm { color: #6a9955; }
.term-preview {
    border-left: 1px solid var(--border);
    background: var(--obsidian);
    display: flex;
    flex-direction: column;
}
.term-preview-bar {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-dim);
}
.term-preview-content {
    flex: 1;
    display: grid;
    place-items: center;
    padding: 24px;
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 300;
}

/* Live shell (REPL + fake API) beside terminal */
.live-shell {
    display: flex;
    flex-direction: column;
    min-height: 360px;
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    background:
        radial-gradient(ellipse at top left, rgba(77, 184, 255, 0.08), transparent 45%),
        #070b10;
}
.live-shell-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    background: rgba(8, 12, 18, 0.9);
}
.live-shell-dots { display: flex; gap: 6px; }
.live-shell-dots i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3a4550;
}
.live-shell-dots i:nth-child(1) { background: #ff6b6b; }
.live-shell-dots i:nth-child(2) { background: #e6c35c; }
.live-shell-dots i:nth-child(3) { background: var(--jade); }
.live-shell-title {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
}
.live-shell-badge {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    color: var(--jade);
    border: 1px solid rgba(77, 184, 255, 0.35);
    padding: 3px 8px;
    border-radius: 999px;
    animation: shellPulse 1.8s ease-in-out infinite;
}
@keyframes shellPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.45; }
}
.live-shell-out {
    flex: 1;
    overflow: auto;
    padding: 16px 16px 8px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--text-dim);
}
.shell-line { margin: 0 0 8px; white-space: pre-wrap; word-break: break-word; }
.shell-line.cmd { color: var(--text); }
.shell-line.cmd span { color: var(--jade); margin-right: 8px; }
.shell-line.ok { color: #9cdcfe; }
.shell-line.err { color: #ff8e8e; }
.shell-line.json { color: #ce9178; }
.live-shell-form {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px 12px;
    border-top: 1px solid var(--border);
    background: rgba(5, 7, 11, 0.65);
}
.live-shell-prompt {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    white-space: nowrap;
}
.live-shell-prompt span { color: var(--jade); margin-right: 6px; }
.live-shell-form input {
    flex: 1;
    min-width: 0;
    border: 0;
    background: transparent;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 13px;
    outline: none;
}
.live-shell-hints {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 0 14px 14px;
}
.live-shell-hints button {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--jade);
    background: rgba(77, 184, 255, 0.06);
    border: 1px solid rgba(77, 184, 255, 0.22);
    border-radius: 999px;
    padding: 5px 10px;
    transition: background 0.2s, border-color 0.2s;
}
.live-shell-hints button:hover {
    background: rgba(77, 184, 255, 0.12);
    border-color: var(--jade);
}

/* Stack — full-screen solar system */
.view-toggle {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 4px;
    background: color-mix(in srgb, var(--charcoal) 85%, transparent);
    backdrop-filter: blur(10px);
}
.view-toggle-btn {
    border: 0;
    background: transparent;
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 10px 18px;
    border-radius: 999px;
    transition: background 0.25s, color 0.25s;
}
.view-toggle-btn.active {
    background: var(--jade);
    color: #061018;
    font-weight: 600;
}

.solar-section {
    --ss-ink: #03050a;
    --ss-text: #e8f0f2;
    --ss-dim: #8a9aa3;
    --ss-ring: rgba(77, 184, 255, 0.32);
    --ss-ring-soft: rgba(77, 184, 255, 0.12);
    --ss-tick: rgba(77, 184, 255, 0.42);
    --ss-tick-hot: rgba(154, 212, 255, 0.75);
    --ss-label-bg: rgba(3, 5, 10, 0.78);
    --ss-label-border: rgba(77, 184, 255, 0.28);
    --ss-pop-bg: rgba(5, 8, 12, 0.92);
    --ss-pop-border: rgba(77, 184, 255, 0.35);
    --ss-toggle-bg: rgba(8, 12, 18, 0.75);
    --ss-chip-bg: rgba(77, 184, 255, 0.06);
    --ss-meter-track: rgba(77, 184, 255, 0.12);
    --ss-star: rgba(255, 255, 255, 0.55);
    --ss-star-jade: rgba(77, 184, 255, 0.55);
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    padding: 0;
    overflow: hidden;
    isolation: isolate;
    color: var(--ss-text);
    background:
        radial-gradient(ellipse 70% 55% at 50% 48%, rgba(77, 184, 255, 0.1), transparent 58%),
        radial-gradient(ellipse 45% 35% at 15% 20%, rgba(80, 140, 255, 0.08), transparent 50%),
        radial-gradient(ellipse 40% 30% at 85% 75%, rgba(77, 184, 255, 0.06), transparent 50%),
        var(--ss-ink);
    transition: background 0.5s, color 0.5s;
}

/* Day Stack Orbit — pale ion sky instead of carbon abyss */
[data-theme="day"] .solar-section {
    --ss-ink: #E8F1F8;
    --ss-text: #0B1220;
    --ss-dim: #4A5A72;
    --ss-ring: rgba(11, 111, 168, 0.42);
    --ss-ring-soft: rgba(11, 111, 168, 0.16);
    --ss-tick: rgba(11, 111, 168, 0.55);
    --ss-tick-hot: rgba(15, 134, 199, 0.9);
    --ss-label-bg: rgba(255, 255, 255, 0.86);
    --ss-label-border: rgba(11, 111, 168, 0.3);
    --ss-pop-bg: rgba(255, 255, 255, 0.94);
    --ss-pop-border: rgba(11, 111, 168, 0.32);
    --ss-toggle-bg: rgba(255, 255, 255, 0.82);
    --ss-chip-bg: rgba(11, 111, 168, 0.08);
    --ss-meter-track: rgba(11, 111, 168, 0.14);
    --ss-star: rgba(11, 111, 168, 0.28);
    --ss-star-jade: rgba(15, 134, 199, 0.35);
    background:
        radial-gradient(ellipse 70% 55% at 50% 48%, rgba(11, 111, 168, 0.12), transparent 58%),
        radial-gradient(ellipse 45% 35% at 18% 18%, rgba(77, 184, 255, 0.14), transparent 52%),
        radial-gradient(ellipse 40% 30% at 86% 78%, rgba(11, 111, 168, 0.1), transparent 50%),
        linear-gradient(180deg, #F4F8FC 0%, var(--ss-ink) 55%, #DDE8F2 100%);
}

/* Sabin-like slow entrance when scrolled into view */
.solar-section:not(.is-lit) .solar-hud-copy,
.solar-section:not(.is-lit) .view-toggle {
    opacity: 0;
    transform: translateY(28px);
}
.solar-section:not(.is-lit) .solar-stars { opacity: 0; }
.solar-section:not(.is-lit) .sun {
    opacity: 0;
    transform: scale(0.72);
}
.solar-section:not(.is-lit) .orbit-ring {
    opacity: 0;
    transform: scale(0.88);
}
.solar-section:not(.is-lit) .planet {
    opacity: 0;
    animation-play-state: paused;
}
.solar-section.is-lit .solar-hud-copy,
.solar-section.is-lit .view-toggle {
    opacity: 1;
    transform: none;
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.solar-section.is-lit .view-toggle { transition-delay: 0.12s; }
.solar-section.is-lit .solar-stars {
    opacity: 0.9;
    transition: opacity 1.4s ease;
}
.solar-section.is-lit .sun {
    opacity: 1;
    transform: scale(1);
    transition: opacity 1.1s var(--ease) 0.15s, transform 1.2s var(--ease-spring) 0.15s;
}
.solar-section.is-lit .orbit-ring {
    opacity: 1;
    transform: scale(1);
    transition: opacity 1s var(--ease), transform 1.15s var(--ease);
}
.solar-section.is-lit .orbit-ring[data-orbit="1"] { transition-delay: 0.25s; }
.solar-section.is-lit .orbit-ring[data-orbit="2"] { transition-delay: 0.38s; }
.solar-section.is-lit .orbit-ring[data-orbit="3"] { transition-delay: 0.5s; }
.solar-section.is-lit .orbit-ring[data-orbit="4"] { transition-delay: 0.62s; }
.solar-section.is-lit .orbit-ring[data-orbit="5"] { transition-delay: 0.74s; }
.solar-section.is-lit .orbit-ring[data-orbit="6"] { transition-delay: 0.86s; }
.solar-section.is-lit .planet {
    opacity: 1;
    animation-play-state: running;
    transition: opacity 0.8s ease;
}
.solar-section.is-lit .orbit-ring[data-orbit="1"] .planet { transition-delay: 0.35s; }
.solar-section.is-lit .orbit-ring[data-orbit="2"] .planet { transition-delay: 0.48s; }
.solar-section.is-lit .orbit-ring[data-orbit="3"] .planet { transition-delay: 0.6s; }
.solar-section.is-lit .orbit-ring[data-orbit="4"] .planet { transition-delay: 0.72s; }
.solar-section.is-lit .orbit-ring[data-orbit="5"] .planet { transition-delay: 0.84s; }
.solar-section.is-lit .orbit-ring[data-orbit="6"] .planet { transition-delay: 0.96s; }
.solar-stars {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.9;
    background-image:
        radial-gradient(1.5px 1.5px at 8% 12%, var(--ss-star), transparent),
        radial-gradient(1px 1px at 18% 40%, var(--ss-star), transparent),
        radial-gradient(1.5px 1.5px at 32% 16%, var(--ss-star-jade), transparent),
        radial-gradient(1px 1px at 48% 28%, var(--ss-star), transparent),
        radial-gradient(2px 2px at 62% 10%, var(--ss-star), transparent),
        radial-gradient(1px 1px at 74% 36%, var(--ss-star), transparent),
        radial-gradient(1.5px 1.5px at 88% 22%, var(--ss-star-jade), transparent),
        radial-gradient(1px 1px at 12% 68%, var(--ss-star), transparent),
        radial-gradient(1.5px 1.5px at 28% 82%, var(--ss-star-jade), transparent),
        radial-gradient(1px 1px at 44% 74%, var(--ss-star), transparent),
        radial-gradient(2px 2px at 66% 88%, var(--ss-star), transparent),
        radial-gradient(1px 1px at 82% 70%, var(--ss-star), transparent),
        radial-gradient(1.5px 1.5px at 94% 58%, var(--ss-star), transparent),
        radial-gradient(1px 1px at 54% 52%, var(--ss-star), transparent);
    animation: starTwinkle 7s ease-in-out infinite alternate;
}
[data-theme="day"] .solar-section.is-lit .solar-stars {
    opacity: 0.55;
}
@keyframes starTwinkle {
    from { opacity: 0.55; }
    to { opacity: 1; }
}

.solar-hud {
    position: relative;
    z-index: 8;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding: 100px var(--gutter) 8px;
    pointer-events: none;
}
.solar-hud > * { pointer-events: auto; }
.solar-hud .section-kicker { color: var(--jade); }
.solar-hud .section-title { color: var(--ss-text); }
.solar-hud-copy { max-width: 560px; }
.solar-hud-sub {
    margin-top: 10px;
    color: var(--ss-dim);
    font-size: 14px;
    max-width: 44ch;
}

.solar-stage {
    position: relative;
    z-index: 2;
    width: 100%;
    height: calc(100vh - 190px);
    height: calc(100dvh - 190px);
    min-height: 420px;
}
.solar-stage[data-active="false"],
.solar-grid-wrap[data-active="false"] { display: none; }
.solar-grid-wrap[data-active="true"] {
    display: block;
    position: relative;
    z-index: 3;
    padding: 160px var(--gutter) 80px;
}

.solar-system {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
}
.solar-system::before {
    content: "";
    position: absolute;
    width: 96vmin;
    height: 96vmin;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(77,184,255,0.1), transparent 62%);
    pointer-events: none;
}
[data-theme="day"] .solar-system::before {
    background: radial-gradient(circle, rgba(11, 111, 168, 0.14), transparent 62%);
}

.sun {
    position: absolute;
    z-index: 10;
    width: clamp(100px, 13vmin, 150px);
    height: clamp(100px, 13vmin, 150px);
    border-radius: 50%;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 2px;
    pointer-events: none;
}
.sun-core {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 30%, #F5FBFF, #B8E4FF 28%, #4DB8FF 58%, #1A7AB8 100%);
    box-shadow:
        0 0 50px rgba(77, 184, 255, 0.65),
        0 0 110px rgba(77, 184, 255, 0.35),
        0 0 180px rgba(77, 184, 255, 0.28);
    animation: sunPulse 4.5s ease-in-out infinite;
}
[data-theme="day"] .sun-core {
    box-shadow:
        0 0 40px rgba(11, 111, 168, 0.35),
        0 0 90px rgba(77, 184, 255, 0.28),
        0 0 140px rgba(11, 111, 168, 0.18);
}
.sun-flare,
.sun-flare-2 {
    position: absolute;
    inset: -20%;
    border-radius: 50%;
    border: 1px solid rgba(77, 184, 255, 0.35);
    animation: corePulse 5s ease-in-out infinite;
}
.sun-flare-2 {
    inset: -38%;
    border-color: rgba(154, 212, 255, 0.22);
    animation-delay: 1.4s;
}
[data-theme="day"] .sun-flare {
    border-color: rgba(11, 111, 168, 0.35);
}
[data-theme="day"] .sun-flare-2 {
    border-color: rgba(11, 111, 168, 0.22);
}
.sun strong {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: clamp(24px, 3.6vmin, 38px);
    font-weight: 400;
    color: #061018;
    letter-spacing: 0.08em;
    line-height: 1;
}
.sun em {
    position: relative;
    z-index: 1;
    font-style: normal;
    font-size: 10px;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(4, 17, 12, 0.72);
}
@keyframes sunPulse {
    0%, 100% { filter: brightness(1); transform: scale(1); }
    50% { filter: brightness(1.12); transform: scale(1.04); }
}
@keyframes corePulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.06); opacity: 1; }
}

.orbit-ring {
    --rx: 50vmin;
    --ry: 22vmin;
    --dur: 40s;
    --delay: 0s;
    position: absolute;
    width: var(--rx);
    height: var(--ry);
    border-radius: 50%;
    border: 0;
    background: transparent;
    /* Rings must not steal clicks from inner planets */
    pointer-events: none;
    z-index: 2;
}
.orbit-ring[data-orbit="1"] { z-index: 8; }
.orbit-ring[data-orbit="2"] { z-index: 7; }
.orbit-ring[data-orbit="3"] { z-index: 6; }
.orbit-ring[data-orbit="4"] { z-index: 5; }
.orbit-ring[data-orbit="5"] { z-index: 4; }
.orbit-ring[data-orbit="6"] { z-index: 3; }
.orbit-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
    z-index: 1;
}
.orbit-glow-path {
    fill: none;
    stroke: var(--ss-ring-soft);
    stroke-width: 3;
    vector-effect: non-scaling-stroke;
    filter: blur(0.5px);
    transition: stroke 0.35s;
}
.orbit-dash-path {
    fill: none;
    stroke: var(--ss-ring);
    stroke-width: 1.15;
    stroke-dasharray: 5 11;
    stroke-linecap: round;
    vector-effect: non-scaling-stroke;
    transition: stroke 0.35s, stroke-width 0.35s, stroke-dasharray 0.35s;
}
.orbit-tick-path {
    fill: none;
    stroke: var(--ss-tick);
    stroke-width: 1.4;
    stroke-dasharray: 1.2 28;
    stroke-linecap: round;
    vector-effect: non-scaling-stroke;
    transition: stroke 0.35s;
}
.orbit-ring.is-hot .orbit-glow-path {
    stroke: color-mix(in srgb, var(--ss-ring) 65%, transparent);
}
.orbit-ring.is-hot .orbit-dash-path {
    stroke: color-mix(in srgb, var(--ss-tick) 90%, white 10%);
    stroke-width: 1.45;
    stroke-dasharray: 6 9;
}
.orbit-ring.is-hot .orbit-tick-path {
    stroke: var(--ss-tick-hot);
}
.planet.is-paused,
.planet:hover,
.planet[aria-pressed="true"],
.solar-section.is-lit .planet.is-paused,
.solar-section.is-lit .planet:hover,
.solar-section.is-lit .planet[aria-pressed="true"] {
    animation-play-state: paused !important;
}
.solar-section:not(.is-lit) .planet {
    animation-play-state: paused;
}

@keyframes moveOrbit {
    from { offset-distance: 0%; }
    to { offset-distance: 100%; }
}

.planet {
    position: absolute;
    inset: 0;
    width: max-content;
    height: max-content;
    margin: 0;
    padding: 12px;
    border: 0;
    background: transparent;
    color: var(--ss-text);
    offset-path: ellipse(50% 50% at 50% 50%);
    offset-rotate: 0deg;
    offset-anchor: center;
    animation: moveOrbit var(--dur) linear infinite;
    animation-delay: var(--delay);
    z-index: 3;
    pointer-events: auto;
    cursor: pointer;
}
.planet-spin {
    display: grid;
    justify-items: center;
    gap: 10px;
    position: relative;
}

.planet-body {
    width: var(--p-size, 18px);
    height: var(--p-size, 18px);
    border-radius: 50%;
    background: var(--p-grad);
    box-shadow:
        0 0 0 5px rgba(255,255,255,0.05),
        0 0 22px var(--p-glow),
        inset -3px -3px 8px rgba(0,0,0,0.35);
    position: relative;
    transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.planet-ringlet {
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(var(--p-size, 18px) * 2.2);
    height: calc(var(--p-size, 18px) * 0.55);
    border: 1.5px solid rgba(220, 200, 140, 0.75);
    border-radius: 50%;
    transform: translate(-50%, -110%) rotate(-18deg);
    pointer-events: none;
}
.planet-label {
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ss-text);
    white-space: nowrap;
    padding: 7px 12px;
    border-radius: 999px;
    background: var(--ss-label-bg);
    border: 1px solid var(--ss-label-border);
    backdrop-filter: blur(8px);
    opacity: 0.92;
    transition: opacity 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.25s, background 0.35s;
}
.planet:hover .planet-body,
.planet[aria-pressed="true"] .planet-body {
    transform: scale(1.28);
    box-shadow:
        0 0 0 7px rgba(255,255,255,0.07),
        0 0 34px var(--p-glow),
        inset -3px -3px 8px rgba(0,0,0,0.35);
}
.planet:hover .planet-label,
.planet[aria-pressed="true"] .planet-label {
    opacity: 1;
    color: var(--jade-light);
    border-color: color-mix(in srgb, var(--jade) 55%, transparent);
    box-shadow: 0 0 18px color-mix(in srgb, var(--jade) 22%, transparent);
}
[data-theme="day"] .planet:hover .planet-label,
[data-theme="day"] .planet[aria-pressed="true"] .planet-label {
    color: var(--jade-dark);
}

.planet-mercury { --p-size: 18px; --p-grad: radial-gradient(circle at 30% 30%, #d8fff0, #4DB8FF 70%, #1A7AB8); --p-glow: rgba(77,184,255,0.6); }
.planet-venus   { --p-size: 22px; --p-grad: radial-gradient(circle at 30% 30%, #fff1c2, #f0b429 65%, #a67c1a); --p-glow: rgba(240,180,41,0.55); }
.planet-earth   { --p-size: 24px; --p-grad: radial-gradient(circle at 30% 30%, #c9e8ff, #4d9fff 55%, #1f5fbf); --p-glow: rgba(77,159,255,0.6); }
.planet-mars    { --p-size: 20px; --p-grad: radial-gradient(circle at 30% 30%, #ffd0c2, #ff6b4a 60%, #b8321a); --p-glow: rgba(255,107,74,0.6); }
.planet-jupiter { --p-size: 34px; --p-grad: radial-gradient(circle at 30% 30%, #ffe6c2, #e8a54b 45%, #c47a2a 80%); --p-glow: rgba(232,165,75,0.55); }
.planet-saturn  { --p-size: 28px; --p-grad: radial-gradient(circle at 30% 30%, #f5ecd0, #d4c08a 55%, #9a8650); --p-glow: rgba(212,192,138,0.55); }

/* Planet inspect popup */
.solar-stage { position: relative; }
.planet-pop {
    position: absolute;
    z-index: 20;
    left: 50%;
    bottom: max(18px, 4vh);
    transform: translateX(-50%) translateY(8px);
    width: min(360px, calc(100% - 28px));
    padding: 18px 18px 14px;
    border-radius: 14px;
    border: 1px solid var(--ss-pop-border);
    background: var(--ss-pop-bg);
    backdrop-filter: blur(14px);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45), 0 0 40px rgba(77, 184, 255, 0.1);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.28s var(--ease), transform 0.28s var(--ease), background 0.35s, border-color 0.35s, box-shadow 0.35s;
}
[data-theme="day"] .planet-pop {
    box-shadow: 0 18px 44px rgba(10, 18, 32, 0.14), 0 0 28px rgba(11, 111, 168, 0.08);
}
.planet-pop.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.planet-pop-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 6px;
}
.planet-pop-kicker {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--jade);
}
.planet-pop-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 400;
    color: var(--ss-text, var(--text));
    margin-top: 4px;
}
.planet-pop-close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1px solid var(--ss-label-border);
    background: transparent;
    color: var(--ss-dim);
    font-size: 13px;
    flex-shrink: 0;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.planet-pop-close:hover {
    color: var(--jade);
    border-color: var(--jade);
    background: var(--ss-chip-bg);
}
.planet-pop-level {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ss-dim);
    margin-bottom: 12px;
}
.planet-pop-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-bottom: 14px;
}
.planet-pop-chips .chip {
    background: var(--ss-chip-bg);
    border-color: var(--ss-label-border);
    color: var(--ss-text, var(--text));
}
.planet-pop-meter {
    height: 4px;
    border-radius: 999px;
    background: var(--ss-meter-track);
    overflow: hidden;
    margin-bottom: 10px;
}
.planet-pop-meter span {
    display: block;
    height: 100%;
    width: 0;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--jade-dark), var(--jade), var(--jade-light));
    box-shadow: 0 0 10px rgba(77, 184, 255, 0.45);
    transition: width 0.7s var(--ease);
}
.planet-pop-hint {
    font-size: 11px;
    color: var(--ss-dim);
    opacity: 0.85;
}

.solar-section .view-toggle {
    background: var(--ss-toggle-bg);
    border-color: var(--ss-label-border);
}
[data-theme="day"] .solar-section .view-toggle-btn {
    color: var(--ss-dim);
}
[data-theme="day"] .solar-section .view-toggle-btn.active {
    color: #F5FBFF;
}

.stack-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.stack-card {
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--charcoal);
    display: grid;
    gap: 14px;
    transition: transform 0.3s, border-color 0.3s;
}
.stack-card:hover {
    transform: translateY(-2px);
    border-color: rgba(77, 184, 255, 0.35);
}
.stack-num {
    font-family: var(--font-display);
    color: var(--jade);
    font-size: 22px;
}
.stack-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
}
.stack-head h3 {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 400;
}
.stack-level {
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.meter {
    height: 3px;
    background: rgba(77, 184, 255, 0.12);
    border-radius: 999px;
    overflow: hidden;
}
.meter span {
    display: block;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--jade-dark), var(--jade));
    transition: width 1.2s var(--ease);
}
.stack-card.visible .meter span,
.reveal.visible .meter span { width: var(--p); }
.meter-label {
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
}

/* Favorites — Sabin-style service cards (jade) */
.fuel-section .section-sub { max-width: 48ch; }
.fuel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}
.fuel-svc {
    position: relative;
    overflow: hidden;
    background: var(--charcoal);
    padding: 48px 36px 36px;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    transition: background 0.4s, transform 0.5s var(--ease);
}
.fuel-svc::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--jade), transparent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.4s var(--ease);
    z-index: 3;
}
.fuel-svc::after {
    content: "";
    position: absolute;
    top: 0;
    left: -60%;
    width: 50%;
    height: 100%;
    background: linear-gradient(100deg, transparent, rgba(77, 184, 255, 0.05), transparent);
    transform: skewX(-18deg);
    opacity: 0;
    pointer-events: none;
    z-index: 2;
}
.fuel-svc:hover {
    background: var(--card-hover);
    box-shadow: 0 0 40px rgba(77, 184, 255, 0.05);
}
.fuel-svc:hover::before { transform: scaleX(1); }
.fuel-svc:hover::after { animation: fuelShimmer 0.7s var(--ease) forwards; }
@keyframes fuelShimmer {
    from { left: -60%; opacity: 1; }
    to { left: 130%; opacity: 1; }
}
.fuel-svc-num {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 300;
    line-height: 1;
    color: rgba(77, 184, 255, 0.08);
    margin-bottom: 28px;
    transition: color 0.35s;
}
.fuel-svc:hover .fuel-svc-num { color: rgba(77, 184, 255, 0.22); }
.fuel-svc-media {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0.18;
    pointer-events: none;
}
.fuel-svc-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(0.35) contrast(1.05);
    transition: transform 0.7s var(--ease), opacity 0.4s;
}
.fuel-svc:hover .fuel-svc-media { opacity: 0.28; }
.fuel-svc:hover .fuel-svc-media img { transform: scale(1.06); }
.fuel-svc-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11,16,22,0.2), rgba(11,16,22,0.92) 70%);
}
.fuel-svc-icon {
    position: relative;
    z-index: 1;
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(77, 184, 255, 0.3);
    color: var(--jade);
    margin-bottom: 18px;
    transition: border-color 0.35s, box-shadow 0.35s;
}
.fuel-svc-icon svg { width: 20px; height: 20px; }
.fuel-svc:hover .fuel-svc-icon {
    border-color: var(--jade);
    box-shadow: 0 0 16px rgba(77, 184, 255, 0.2);
}
.fuel-svc-title {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 400;
    margin-bottom: 12px;
}
.fuel-svc-sub {
    position: relative;
    z-index: 1;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--jade-dark);
    margin-bottom: 14px;
}
[data-theme="night"] .fuel-svc-sub,
:root .fuel-svc-sub { color: #1A7AB8; }
.fuel-svc-desc {
    position: relative;
    z-index: 1;
    font-size: 13px;
    line-height: 1.9;
    letter-spacing: 0.02em;
    color: var(--text-dim);
    max-width: 36ch;
    flex: 1;
}
.fuel-svc-foot {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 28px;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.fuel-svc-cta {
    color: rgba(77, 184, 255, 0.45);
    transition: color 0.3s, transform 0.3s, opacity 0.3s;
    opacity: 0;
    transform: translateX(-4px);
}
.fuel-svc:hover .fuel-svc-cta {
    opacity: 1;
    color: var(--jade-light);
    transform: translateX(0);
}

/* Contact */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.contact-socials {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 28px;
}
.contact-socials a {
    color: var(--text-dim);
    font-size: 13px;
    letter-spacing: 0.08em;
    transition: color 0.25s;
}
.contact-socials a:hover { color: var(--jade); }
.contact-book { margin-top: 24px; }
.contact-form-wrap {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 28px;
    background: var(--charcoal);
}
.form-eyebrow {
    font-size: 11px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 22px;
}
.form-row { display: grid; gap: 8px; margin-bottom: 16px; }
.form-row label {
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.form-row input,
.form-row textarea {
    width: 100%;
    background: var(--obsidian);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    outline: none;
    transition: border-color 0.25s;
}
.form-row input:focus,
.form-row textarea:focus { border-color: var(--jade); }
.form-response {
    margin-top: 14px;
    font-size: 14px;
    min-height: 1.2em;
}
.form-response.success { color: var(--success); }
.form-response.error { color: var(--error); }
.btn-spinner {
    width: 16px;
    height: 16px;
    animation: spin 0.8s linear infinite;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 28px 0 40px;
}
.footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    color: var(--text-dim);
    font-size: 13px;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero { flex-direction: column; align-items: stretch; padding-top: 110px; }
    .hero-card { width: min(360px, 100%); margin-inline: auto; }
    .about-layout,
    .contact-layout,
    .term-body { grid-template-columns: 1fr; }
    .dev-toys { grid-template-columns: 1fr; }
    .about-side { position: static; }
    .stack-grid { grid-template-columns: repeat(2, 1fr); }
    .fuel-grid { grid-template-columns: 1fr; }
    .exp-deck { grid-template-columns: 1fr; min-height: 0; }
    .exp-rail { border-right: 0; border-bottom: 1px solid var(--border); }
    .exp-rail::before { display: none; }
    .exp-rail-list { flex-direction: row; overflow-x: auto; max-height: none; padding-bottom: 14px; gap: 8px; }
    .exp-rail-item { min-width: 200px; }
    .term-preview { border-left: 0; border-top: 1px solid var(--border); }
    .solar-section { min-height: 100vh; }
    .solar-hud { padding-top: 88px; }
    .solar-stage { height: calc(100vh - 220px); min-height: 360px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hamburger,
    .mobile-nav { display: flex; }
    .projects-grid,
    .stack-grid { grid-template-columns: 1fr; }
    .fuel-grid { grid-template-columns: 1fr; }
    .fuel-svc { min-height: 0; padding: 32px 22px 28px; }
    .fuel-svc-num { font-size: 56px; margin-bottom: 18px; }
    .fuel-svc-cta { opacity: 1; transform: none; }
    .exp-telemetry { grid-template-columns: 1fr; }
    .exp-signal { grid-template-columns: 1fr; gap: 6px; }
    .exp-doss-body { padding: 22px 18px 26px; }
    .hero-terminal-bar,
    .hero-terminal-body { min-width: 0; width: 100%; }
    .hero-metrics { flex-direction: column; }
    .hero-metric-divider { width: 100%; height: 1px; }
    body.has-custom-cursor,
    body.has-custom-cursor a,
    body.has-custom-cursor button { cursor: auto; }
    .cursor,
    .cursor-ring { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .marquee-track { animation: none; }
    .planet { animation: none !important; }
}