:root {
    --primary: #0f172a;
    --primary-600: #1e3a8a;
    --accent: #2563eb;
    --accent-2: #38bdf8;
    --accent-3: #0ea5e9;
    --accent-soft: rgba(37, 99, 235, 0.11);
    --bg: #f3f6fb;
    --surface: #ffffff;
    --surface-soft: #eef3f9;
    --text: #111827;
    --muted: #64748b;
    --border: #d8e1ed;
    --danger: #b42318;
    --danger-soft: rgba(180, 35, 24, 0.11);
    --success: #067647;
    --success-soft: rgba(6, 118, 71, 0.11);
    --shadow-sm: 0 12px 32px rgba(17, 24, 39, 0.08);
    --shadow-md: 0 28px 80px rgba(17, 24, 39, 0.14);
    --shadow-glow: 0 20px 54px rgba(37, 99, 235, 0.22);
    --radius: 14px;
    --radius-lg: 22px;
    --container: 1180px;
    --font-display: Georgia, "Times New Roman", serif;
}

body.dark {
    --primary: #93c5fd;
    --primary-600: #bfdbfe;
    --accent: #60a5fa;
    --accent-2: #38bdf8;
    --accent-3: #22d3ee;
    --accent-soft: rgba(96, 165, 250, 0.16);
    --bg: #0b1120;
    --surface: #111827;
    --surface-soft: #172033;
    --text: #f8fafc;
    --muted: #a8b3c7;
    --border: #263247;
    --shadow-sm: 0 12px 30px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 24px 70px rgba(0, 0, 0, 0.36);
    --shadow-glow: 0 22px 58px rgba(96, 165, 250, 0.18);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    font-size: 16px;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
    background:
        linear-gradient(115deg, rgba(37, 99, 235, 0.08), transparent 28%),
        linear-gradient(245deg, rgba(56, 189, 248, 0.08), transparent 34%),
        linear-gradient(180deg, #ffffff 0%, var(--bg) 36%, #eef3f9 100%),
        var(--bg);
    color: var(--text);
    line-height: 1.7;
    text-rendering: optimizeLegibility;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background:
        linear-gradient(rgba(17, 24, 39, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), transparent 74%);
}

body.dark::before {
    background:
        linear-gradient(rgba(246, 240, 227, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(246, 240, 227, 0.035) 1px, transparent 1px);
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

button,
input,
textarea {
    font: inherit;
}

select {
    font: inherit;
}

.container {
    width: min(var(--container), calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(216, 225, 237, 0.78);
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(22px) saturate(140%);
    transition: background 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

body.dark .site-header {
    border-bottom-color: rgba(38, 50, 71, 0.86);
    background: rgba(11, 17, 32, 0.84);
}

.site-header.is-scrolled {
    border-bottom-color: rgba(37, 99, 235, 0.18);
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
}

body.dark .site-header.is-scrolled {
    background: rgba(17, 17, 15, 0.9);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

.navbar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 18px;
}

.brand,
.footer-profile,
.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand {
    flex: 0 1 260px;
    min-width: 188px;
    transition: transform 0.24s ease;
}

.brand:hover {
    transform: translateY(-1px);
}

.brand span,
.footer-profile span,
.admin-brand span,
.login-logo {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.16), transparent 38%),
        linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    font-weight: 800;
    letter-spacing: 0;
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.2);
}

.brand strong {
    max-width: 188px;
    line-height: 1.25;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nav-menu {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 3px;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.nav-menu a,
.theme-toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 8px 10px;
    background: transparent;
    color: var(--muted);
    font-size: clamp(0.78rem, 0.68vw, 0.9rem);
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: color 0.24s ease, background 0.24s ease, border-color 0.24s ease, transform 0.24s ease, box-shadow 0.24s ease;
}

.nav-menu a:hover,
.nav-menu a.active,
.theme-toggle:hover {
    color: var(--primary);
    background: var(--accent-soft);
    border-color: rgba(37, 99, 235, 0.2);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.11);
    transform: translateY(-1px);
}

.nav-menu a.active::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 4px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-width: 82px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.55), transparent),
        var(--surface-soft);
    color: var(--text);
}

.theme-toggle-icon {
    position: relative;
    display: inline-block;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    transition: background 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease;
}

.theme-toggle-icon::after {
    content: "";
    position: absolute;
    inset: -1px -1px 1px 5px;
    border-radius: inherit;
    background: var(--surface-soft);
    transform: scale(0);
    transform-origin: center;
    transition: transform 0.24s ease;
}

body.dark .theme-toggle-icon {
    background: #f8fafc;
    box-shadow: 0 0 0 4px rgba(246, 240, 227, 0.12);
}

body.dark .theme-toggle-icon::after {
    transform: scale(1);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 5px auto;
    border-radius: 999px;
    background: var(--text);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.section,
.page-section {
    padding: 68px 0;
}

.section-elevated {
    padding-top: 42px;
}

.page-section > .section-heading:first-child {
    display: block;
}

.page-section > .section-heading:first-child h1,
.page-section > .section-heading:first-child p {
    max-width: 780px;
}

.section-muted {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.07), transparent 36%),
        linear-gradient(245deg, rgba(56, 189, 248, 0.08), transparent 42%),
        var(--surface-soft);
}

.section-showcase {
    position: relative;
    overflow: hidden;
}

.section-showcase::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(rgba(17, 24, 39, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7), transparent);
}

.section-showcase > .container {
    position: relative;
    z-index: 1;
}

.hero-section {
    position: relative;
    overflow: hidden;
    min-height: calc(100vh - 76px);
    display: flex;
    align-items: center;
    padding: 84px 0 108px;
    background:
        linear-gradient(112deg, rgba(8, 13, 25, 0.98) 0%, rgba(15, 25, 47, 0.96) 52%, rgba(37, 99, 235, 0.78) 100%),
        #0b1020;
    border-bottom: 1px solid var(--border);
    isolation: isolate;
}

.hero-section::before,
.hero-section::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.hero-section::before {
    inset: 0;
    background:
        linear-gradient(120deg, transparent 0 62%, rgba(255, 255, 255, 0.08) 62% 63%, transparent 63%),
        linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
    background-size: 100% 100%, 56px 56px, 56px 56px;
    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.92), transparent 88%);
    z-index: -1;
    animation: gridGlide 18s linear infinite;
}

.hero-section::after {
    right: -12vw;
    top: -12vw;
    width: min(680px, 58vw);
    aspect-ratio: 1;
    border: 1px solid rgba(191, 219, 254, 0.2);
    border-radius: 50%;
    background:
        radial-gradient(circle at 36% 38%, rgba(37, 99, 235, 0.34), transparent 0 28%),
        radial-gradient(circle at 64% 70%, rgba(56, 189, 248, 0.24), transparent 0 35%);
    filter: blur(2px);
    opacity: 0.62;
    z-index: -1;
    animation: luxuryDrift 11s ease-in-out infinite;
}

body.dark .hero-section {
    background:
        linear-gradient(112deg, rgba(8, 13, 25, 0.98) 0%, rgba(15, 25, 47, 0.96) 52%, rgba(37, 99, 235, 0.78) 100%),
        #0b1020;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        linear-gradient(135deg, transparent 0 54%, rgba(255, 255, 255, 0.075) 54% 55%, transparent 55%),
        linear-gradient(150deg, transparent 0 68%, rgba(56, 189, 248, 0.18) 68% 69%, transparent 69%),
        radial-gradient(circle at 16% 24%, rgba(37, 99, 235, 0.16), transparent 24%),
        radial-gradient(circle at 72% 80%, rgba(56, 189, 248, 0.18), transparent 30%);
}

.hero-bg::before {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 42%;
    background: linear-gradient(to top, rgba(244, 246, 248, 0.12), transparent);
}

.hero-grid,
.about-grid,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.86fr);
    gap: clamp(34px, 5vw, 64px);
    align-items: center;
}

.hero-grid {
    position: relative;
    z-index: 1;
}

.hero-content h1,
.page-section h1,
.page-hero h1 {
    margin: 0 0 18px;
    color: var(--text);
    font-family: "Instrument Serif", var(--font-display);
    font-weight: 400;
    font-size: clamp(2.15rem, 5vw, 4.55rem);
    line-height: 1.05;
    letter-spacing: 0;
    text-wrap: balance;
}

.hero-content h1 {
    max-width: 760px;
    color: #f8fafc;
    font-size: clamp(2.85rem, 6vw, 5.55rem);
    line-height: 0.98;
    text-wrap: balance;
}

.hero-content p,
.section-heading p,
.page-hero p,
.profile-summary p,
.about-grid p,
.contact-grid p,
.skill-card p,
.project-card p,
.timeline-item p,
.login-intro p,
.login-card p {
    color: var(--muted);
    max-width: 68ch;
}

.hero-content > p:not(.eyebrow):not(.hero-subtitle) {
    max-width: 650px;
    color: rgba(236, 243, 255, 0.76);
    font-size: 1.02rem;
}

.hero-subtitle {
    max-width: 640px;
    color: #bfdbfe !important;
    font-size: 1.08rem;
    font-weight: 800;
    line-height: 1.55;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
    color: var(--text);
    text-wrap: balance;
}

p {
    overflow-wrap: anywhere;
}

.hero-section .eyebrow {
    color: #bfdbfe;
}

.badge-row,
.tag-row,
.hero-actions,
.card-actions,
.social-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.badge-row {
    margin-bottom: 22px;
}

.badge,
.tag {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 999px;
    padding: 6px 11px;
    background: var(--accent-soft);
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 800;
}

.hero-section .badge {
    border-color: rgba(191, 219, 254, 0.28);
    background: rgba(255, 255, 255, 0.085);
    color: #f8fafc;
    backdrop-filter: blur(14px);
}

.tag {
    background: rgba(255, 255, 255, 0.52);
    color: var(--muted);
}

body.dark .tag {
    background: rgba(255, 255, 255, 0.06);
}

.hero-actions,
.card-actions,
.social-row {
    margin-top: 24px;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    width: 100%;
    margin-top: 14px;
}

.hero-metrics div {
    min-height: 86px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    padding: 14px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.035)),
        rgba(255, 255, 255, 0.04);
    color: #ffffff;
    backdrop-filter: blur(18px);
}

.hero-metrics strong {
    display: block;
    color: #bfdbfe;
    font-family: "Instrument Serif", var(--font-display);
    font-size: clamp(1.9rem, 3vw, 2.45rem);
    font-weight: 400;
    line-height: 0.95;
}

.hero-metrics span {
    display: block;
    margin-top: 8px;
    color: rgba(236, 243, 255, 0.68);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.capability-strip {
    position: relative;
    z-index: 2;
    margin-top: -42px;
    padding-bottom: 28px;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid rgba(220, 227, 234, 0.86);
    border-radius: 20px;
    background: rgba(220, 227, 234, 0.86);
    box-shadow: var(--shadow-md);
}

.capability-grid article {
    min-height: 166px;
    padding: 24px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.72)),
        var(--surface);
}

body.dark .capability-grid {
    border-color: rgba(38, 50, 71, 0.86);
    background: rgba(38, 50, 71, 0.86);
}

body.dark .capability-grid article {
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        var(--surface);
}

.capability-grid span {
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.14em;
}

.capability-grid h2 {
    margin: 16px 0 8px;
    font-size: 1.08rem;
    line-height: 1.2;
}

.capability-grid p {
    margin: 0;
    color: var(--muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 43px;
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px 16px;
    font-weight: 800;
    cursor: pointer;
    will-change: transform;
    transition: transform 0.24s ease, box-shadow 0.24s ease, background 0.24s ease, border-color 0.24s ease, color 0.24s ease;
}

.btn:hover {
    transform: translateY(-3px);
}

.btn:active {
    transform: translateY(-1px) scale(0.99);
}

.btn-primary {
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 36%),
        linear-gradient(135deg, #1e3a8a, #2563eb);
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.7);
    color: var(--primary);
    backdrop-filter: blur(12px);
}

.btn-outline:hover {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: var(--shadow-sm);
}

.btn-ghost {
    background: transparent;
    color: var(--muted);
}

.hero-section .btn-outline {
    border-color: rgba(255, 255, 255, 0.24);
    background: rgba(255, 255, 255, 0.08);
    color: #f8fafc;
}

.hero-section .btn-ghost {
    color: rgba(248, 250, 252, 0.82);
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
}

.btn-small {
    min-height: 34px;
    padding: 7px 11px;
    border-radius: 10px;
    font-size: 0.86rem;
}

.hero-visual {
    position: relative;
    justify-self: end;
    width: min(440px, 100%);
    min-height: 0;
    perspective: 1000px;
}

.hero-panel {
    position: relative;
    overflow: hidden;
    min-height: 0;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 28px;
    padding: 18px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05)),
        rgba(10, 16, 30, 0.58);
    box-shadow: 0 28px 76px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(24px) saturate(130%);
    animation: floatCard 7s ease-in-out infinite;
}

.hero-panel::before {
    content: "";
    position: absolute;
    inset: 16px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 20px;
    pointer-events: none;
}

.hero-panel::after {
    content: "";
    position: absolute;
    right: -70px;
    bottom: -70px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.24);
    filter: blur(24px);
    pointer-events: none;
}

.hero-panel-top,
.hero-panel-footer {
    position: relative;
    z-index: 3;
    display: grid;
    gap: 4px;
    color: #f8fafc;
}

.hero-panel-top {
    padding: 6px 6px 14px;
}

.hero-panel-footer {
    margin-top: 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 18px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.08);
}

.hero-panel-top span,
.hero-panel-footer span {
    color: rgba(236, 243, 255, 0.66);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-panel-top strong {
    font-family: "Instrument Serif", var(--font-display);
    font-size: clamp(1.85rem, 3vw, 2.7rem);
    font-weight: 400;
    line-height: 0.98;
    overflow-wrap: anywhere;
}

.hero-panel-footer strong {
    color: #ffffff;
    line-height: 1.3;
    overflow-wrap: anywhere;
}

.hero-photo-wrap {
    position: relative;
    overflow: hidden;
    z-index: 2;
    width: 100%;
    margin-left: 0;
    border: 1px solid rgba(191, 219, 254, 0.26);
    border-radius: 20px;
    background: rgba(191, 219, 254, 0.08);
    box-shadow: 0 22px 58px rgba(0, 0, 0, 0.26);
}

.hero-photo-wrap::before {
    content: "";
    position: absolute;
    inset: 10px;
    z-index: 2;
    border: 1px solid rgba(191, 219, 254, 0.18);
    border-radius: 16px;
    pointer-events: none;
}

.hero-photo-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 42%, rgba(37, 99, 235, 0.2));
    pointer-events: none;
}

.hero-photo {
    width: 100%;
    aspect-ratio: 4 / 4.25;
    object-fit: cover;
    filter: saturate(0.92) contrast(1.04);
    transform: scale(1.01);
    transition: transform 0.7s ease, filter 0.7s ease;
}

.hero-panel:hover .hero-photo {
    filter: saturate(1.02) contrast(1.06);
    transform: scale(1.045);
}

.section-heading,
.page-hero {
    margin-bottom: 26px;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
}

.section-heading > div,
.section-heading > p {
    max-width: 720px;
}

.section-heading h1,
.section-heading h2,
.profile-summary h2,
.panel-header h2 {
    margin: 0;
    line-height: 1.18;
}

.section-heading h1,
.section-heading h2 {
    font-family: "Instrument Serif", var(--font-display);
    font-weight: 400;
    letter-spacing: 0;
}

.section-heading h1 {
    font-size: clamp(2.2rem, 5vw, 4.1rem);
}

.section-heading h2 {
    font-size: clamp(1.7rem, 3vw, 2.45rem);
}

.section-link {
    color: var(--primary);
    font-weight: 800;
    transition: color 0.2s ease, transform 0.2s ease;
}

.section-link::after {
    content: " ->";
    color: var(--accent);
}

.section-link:hover {
    color: var(--accent);
    transform: translateX(3px);
}

.card-grid,
.project-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.skill-card,
.project-card,
.bio-card,
.form-card,
.contact-info-card,
.profile-summary,
.timeline-item div,
.empty-state,
.admin-panel,
.stat-card,
.login-card,
.login-intro {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.52)),
        var(--surface);
    box-shadow: var(--shadow-sm);
}

body.dark .skill-card,
body.dark .project-card,
body.dark .bio-card,
body.dark .form-card,
body.dark .contact-info-card,
body.dark .profile-summary,
body.dark .timeline-item div,
body.dark .empty-state,
body.dark .admin-panel,
body.dark .stat-card,
body.dark .login-card,
body.dark .login-intro {
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02)),
        var(--surface);
}

.skill-card,
.profile-summary,
.bio-card,
.form-card,
.contact-info-card,
.empty-state {
    padding: 24px;
}

.skill-card {
    min-height: 214px;
    display: flex;
    flex-direction: column;
}

.profile-summary,
.bio-card,
.form-card,
.contact-info-card {
    position: relative;
    overflow: hidden;
}

.skill-card,
.project-card,
.timeline-item div,
.focus-grid article {
    position: relative;
    will-change: transform;
    transition: transform 0.32s ease, border-color 0.32s ease, box-shadow 0.32s ease;
}

.skill-card::before,
.project-card::before,
.timeline-item div::before,
.focus-grid article::before,
.profile-summary::before,
.bio-card::before,
.form-card::before,
.contact-info-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.14), transparent 38%, rgba(56, 189, 248, 0.1));
    opacity: 0;
    transition: opacity 0.28s ease;
}

.skill-card:hover,
.project-card:hover,
.timeline-item:hover div,
.focus-grid article:hover {
    transform: translateY(-8px);
    border-color: rgba(37, 99, 235, 0.32);
    box-shadow: var(--shadow-md);
}

.skill-card:hover::before,
.project-card:hover::before,
.timeline-item:hover div::before,
.focus-grid article:hover::before,
.profile-summary:hover::before,
.bio-card:hover::before,
.form-card:hover::before,
.contact-info-card:hover::before {
    opacity: 1;
}

.skill-card > *,
.project-card > *,
.timeline-item div > *,
.focus-grid article > *,
.profile-summary > *,
.bio-card > *,
.form-card > *,
.contact-info-card > * {
    position: relative;
    z-index: 1;
}

.card-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card-meta {
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.skill-card h2,
.skill-card h3,
.project-card h2,
.project-card h3 {
    margin: 10px 0 10px;
    line-height: 1.25;
}

.skill-card p {
    margin-bottom: 0;
}

.progress {
    overflow: hidden;
    height: 9px;
    margin-top: auto;
    border-radius: 999px;
    background: var(--surface-soft);
}

.progress span {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #1e3a8a, #2563eb, #38bdf8);
    box-shadow: 0 0 18px rgba(37, 99, 235, 0.22);
    transform-origin: left;
    animation: progressFill 1.15s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}

.project-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: 18px;
}

.project-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: var(--surface-soft);
    transition: transform 0.45s ease, filter 0.45s ease;
}

.project-card:hover img {
    filter: saturate(1.06) contrast(1.03);
    transform: scale(1.045);
}

.project-card > div {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 22px;
}

.project-card .card-actions {
    margin-top: auto;
    padding-top: 18px;
}

.certificate-card img {
    object-fit: contain;
    padding: 18px;
}

.page-hero {
    max-width: 850px;
}

.about-grid {
    align-items: start;
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.focus-grid article {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    background:
        linear-gradient(145deg, rgba(37, 99, 235, 0.08), rgba(56, 189, 248, 0.06)),
        var(--surface-soft);
}

.focus-grid span {
    color: var(--accent);
    font-weight: 900;
}

.focus-grid h3 {
    margin: 8px 0;
}

.bio-card img {
    width: 190px;
    height: 190px;
    margin-bottom: 20px;
    border-radius: 22px;
    object-fit: cover;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.bio-card dl {
    margin: 0;
}

.bio-card div {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 12px;
    padding: 13px 0;
    border-bottom: 1px solid var(--border);
}

.bio-card div:last-child {
    border-bottom: 0;
}

.bio-card dt {
    color: var(--muted);
    font-size: 0.9rem;
}

.bio-card dd {
    min-width: 0;
    margin: 0;
    overflow-wrap: anywhere;
    font-weight: 800;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--accent), var(--accent-2), transparent);
}

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 32px 1fr;
    gap: 18px;
    margin-bottom: 20px;
}

.timeline-item > span {
    position: relative;
    z-index: 1;
    width: 32px;
    height: 32px;
    margin-top: 22px;
    border: 7px solid var(--bg);
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 5px var(--accent-soft), 0 0 22px rgba(37, 99, 235, 0.22);
}

.section-muted .timeline-item > span {
    border-color: var(--surface-soft);
}

.timeline-item div {
    padding: 24px;
}

.timeline-item strong {
    color: var(--primary);
}

.timeline-item h2 {
    margin: 4px 0;
    line-height: 1.25;
}

.contact-grid {
    align-items: start;
}

.contact-info-card h1 {
    margin: 0 0 18px;
    font-family: "Instrument Serif", var(--font-display);
    font-weight: 400;
    line-height: 1.12;
}

.contact-list {
    display: grid;
    gap: 12px;
    margin-top: 22px;
}

.contact-list p {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
}

.contact-list span {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.26), transparent),
        var(--accent-soft);
    color: var(--primary);
    font-weight: 900;
}

.social-row a {
    color: var(--primary);
    font-weight: 800;
    transition: color 0.2s ease, transform 0.2s ease;
}

.social-row a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

form label {
    display: block;
    margin: 14px 0 7px;
    color: var(--text);
    font-weight: 800;
}

input,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.68);
    color: var(--text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="file"] {
    cursor: pointer;
    padding: 10px 12px;
}

input[type="file"]::file-selector-button {
    margin-right: 12px;
    border: 0;
    border-radius: 9px;
    padding: 8px 12px;
    background: var(--primary);
    color: #ffffff;
    font-weight: 800;
    cursor: pointer;
}

body.dark input,
body.dark textarea {
    background: rgba(255, 255, 255, 0.05);
}

textarea {
    resize: vertical;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.alert {
    margin: 14px 0;
    padding: 12px 14px;
    border: 1px solid transparent;
    border-radius: 12px;
    font-weight: 800;
}

.alert-success {
    color: var(--success);
    background: var(--success-soft);
    border-color: rgba(6, 118, 71, 0.18);
}

.alert-danger {
    color: var(--danger);
    background: var(--danger-soft);
    border-color: rgba(180, 35, 24, 0.18);
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
}

.empty-state strong {
    display: block;
    margin-bottom: 6px;
}

.empty-state p {
    margin: 0;
    color: var(--muted);
}

.site-footer {
    padding: 38px 0 22px;
    border-top: 1px solid var(--border);
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.07), transparent 40%),
        var(--surface);
}

.footer-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}

.footer-grid h3,
.footer-grid p {
    margin: 0;
}

.footer-grid p,
.copyright {
    color: var(--muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-weight: 800;
}

.footer-links a {
    border-radius: 999px;
    padding: 8px 11px;
    background: var(--surface-soft);
    color: var(--primary);
    transition: transform 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.footer-links a:hover {
    background: var(--accent-soft);
    color: var(--accent);
    transform: translateY(-2px);
}

.copyright {
    margin: 26px 0 0;
    text-align: center;
    font-size: 0.9rem;
}

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.15), transparent 30%),
        linear-gradient(245deg, rgba(56, 189, 248, 0.13), transparent 32%),
        linear-gradient(135deg, #f8fbff, #eef4fb 54%, #e6edf7);
}

body.dark.login-page {
    background:
        linear-gradient(135deg, rgba(96, 165, 250, 0.16), transparent 30%),
        linear-gradient(245deg, rgba(56, 189, 248, 0.12), transparent 32%),
        linear-gradient(135deg, #0b1120, #111827 54%, #172033);
}

.login-shell {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(340px, 0.75fr);
    gap: 26px;
    width: min(920px, 100%);
}

.login-intro,
.login-card {
    padding: 30px;
}

.login-intro {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-logo {
    width: 52px;
    height: 52px;
    margin-bottom: 22px;
}

.login-intro h1,
.login-card h2 {
    margin: 0 0 12px;
    line-height: 1.12;
}

.login-card .btn {
    width: 100%;
    margin-top: 18px;
}

.back-link {
    display: inline-block;
    margin-top: 18px;
    color: var(--primary);
    font-weight: 800;
}

.admin-body {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    background: var(--bg);
}

.admin-sidebar {
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    height: 100vh;
    padding: 22px;
    background:
        linear-gradient(180deg, rgba(37, 99, 235, 0.18), transparent 36%),
        #0f172a;
    color: #ffffff;
}

.admin-brand {
    margin-bottom: 24px;
}

.admin-brand span {
    background: linear-gradient(135deg, #1e3a8a, #38bdf8);
}

.admin-brand strong {
    color: #ffffff;
}

.admin-nav {
    display: grid;
    gap: 7px;
}

.admin-nav a,
.admin-sidebar-footer a {
    display: flex;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    padding: 11px 12px;
    color: #cbd5e1;
    font-weight: 800;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.admin-nav a span {
    color: #7ca8e8;
    font-size: 0.78rem;
}

.admin-nav a:hover,
.admin-nav a.active,
.admin-sidebar-footer a:hover {
    background: rgba(96, 165, 250, 0.16);
    color: #ffffff;
    transform: translateX(2px);
}

.admin-nav a.active {
    box-shadow: inset 3px 0 0 #38bdf8;
}

.admin-sidebar-footer {
    display: grid;
    gap: 7px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.admin-main {
    min-width: 0;
    padding: 30px;
}

.admin-topbar,
.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.admin-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    margin: -30px -30px 26px;
    padding: 24px 30px;
    border-bottom: 1px solid var(--border);
    background: rgba(248, 251, 255, 0.9);
    backdrop-filter: blur(16px);
}

body.dark .admin-topbar {
    background: rgba(11, 18, 32, 0.9);
}

.admin-topbar h1,
.panel-header h2 {
    margin: 0;
}

.admin-topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-user {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 12px;
    background: var(--surface);
    color: var(--muted);
    font-size: 0.88rem;
    font-weight: 800;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 22px;
}

.stat-card {
    position: relative;
    overflow: hidden;
    padding: 20px;
}

.stat-card::after {
    content: "";
    position: absolute;
    right: -34px;
    top: -34px;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.09);
}

.stat-card span,
.stat-card small {
    color: var(--muted);
    font-weight: 800;
}

.stat-card strong {
    display: block;
    margin: 8px 0 2px;
    color: var(--primary);
    font-size: 2.1rem;
    line-height: 1;
}

.stat-card > * {
    position: relative;
    z-index: 1;
}

.admin-panel {
    margin-bottom: 22px;
    padding: 24px;
}

.admin-form {
    display: grid;
    gap: 10px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--surface);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
    scrollbar-color: var(--accent) var(--surface-soft);
}

table {
    width: 100%;
    min-width: 780px;
    border-collapse: collapse;
    background: var(--surface);
}

th,
td {
    padding: 14px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

tbody tr:last-child td {
    border-bottom: 0;
}

tbody tr {
    transition: background 0.18s ease;
}

tbody tr:hover {
    background: rgba(37, 99, 235, 0.035);
}

th {
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

tbody td[colspan] {
    color: var(--muted);
    font-weight: 800;
    text-align: center;
}

td {
    color: var(--text);
}

td a {
    color: var(--primary);
    font-weight: 800;
}

.table-actions {
    white-space: nowrap;
}

.table-actions .btn {
    margin: 0 5px 6px 0;
}

.table-thumb {
    width: 90px;
    height: 62px;
    border-radius: 10px;
    object-fit: cover;
    background: var(--surface-soft);
}

.admin-preview {
    width: 190px;
    max-height: 148px;
    margin: 14px 0;
    border: 1px solid var(--border);
    border-radius: 12px;
    object-fit: cover;
    background: var(--surface-soft);
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(28px) scale(0.985);
    transition: opacity 0.76s ease, transform 0.76s cubic-bezier(0.2, 0.9, 0.2, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.skill-card.reveal-on-scroll.is-visible:hover,
.project-card.reveal-on-scroll.is-visible:hover,
.focus-grid article.reveal-on-scroll.is-visible:hover {
    transform: translateY(-7px);
}

.timeline-item.reveal-on-scroll.is-visible:hover div {
    transform: translateY(-7px);
}

.hero-content > *,
.hero-visual {
    animation: riseIn 0.8s ease both;
}

.hero-content > *:nth-child(1) {
    animation-delay: 0.05s;
}

.hero-content > *:nth-child(2) {
    animation-delay: 0.14s;
}

.hero-content > *:nth-child(3) {
    animation-delay: 0.22s;
}

.hero-content > *:nth-child(4) {
    animation-delay: 0.3s;
}

.hero-content > *:nth-child(5) {
    animation-delay: 0.38s;
}

.hero-content > *:nth-child(6) {
    animation-delay: 0.46s;
}

.hero-visual {
    animation-delay: 0.26s;
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.985);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes menuReveal {
    from {
        opacity: 0;
        transform: translateY(-8px) scale(0.985);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes gridGlide {
    from {
        background-position: 0 0, 0 0, 0 0;
    }

    to {
        background-position: 0 0, 56px 56px, 56px 56px;
    }
}

@keyframes portraitFloat {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

@keyframes floatCard {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes luxuryDrift {
    0%,
    100% {
        transform: rotate(12deg) translateY(0);
    }

    50% {
        transform: rotate(18deg) translateY(-16px);
    }
}

@keyframes progressFill {
    from {
        transform: scaleX(0);
    }

    to {
        transform: scaleX(1);
    }
}

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

    .reveal-on-scroll {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 992px) {
    .container {
        width: min(100% - 32px, var(--container));
    }

    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        left: 0;
        right: 0;
        top: 76px;
        display: none;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
        padding: 14px;
        border: 1px solid var(--border);
        border-radius: 16px;
        background: var(--surface);
        box-shadow: var(--shadow-md);
        white-space: normal;
        animation: menuReveal 0.24s ease both;
    }

    .nav-menu.open {
        display: grid;
    }

    .nav-menu a,
    .nav-menu .theme-toggle {
        justify-content: center;
        width: 100%;
        border-radius: 12px;
        font-size: 0.94rem;
        min-height: 42px;
    }

    .nav-menu a.active::after {
        left: 18px;
        right: 18px;
        bottom: 7px;
    }

    .hero-grid,
    .about-grid,
    .contact-grid,
    .login-shell {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        width: min(460px, 100%);
        justify-self: start;
    }

    .capability-strip {
        margin-top: -30px;
    }

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

    .capability-grid article {
        min-height: auto;
    }

    .card-grid,
    .project-grid,
    .admin-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-body {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
        height: auto;
    }

    .admin-nav {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .admin-sidebar-footer {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        margin-top: 18px;
    }

    .admin-topbar {
        position: static;
        margin: 0 0 22px;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        background: var(--surface);
    }
}

@media (min-width: 577px) and (max-width: 992px) {
    .card-grid,
    .project-grid,
    .admin-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-sidebar {
        padding: 18px;
    }

    .admin-nav a,
    .admin-sidebar-footer a {
        justify-content: center;
        min-height: 44px;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .container {
        width: min(100% - 24px, var(--container));
    }

    .navbar {
        min-height: 70px;
    }

    .brand {
        min-width: 0;
    }

    .brand strong {
        max-width: 190px;
        font-size: 0.88rem;
    }

    .theme-toggle {
        min-width: 0;
    }

    .nav-menu {
        top: 70px;
        grid-template-columns: 1fr;
    }

    .section,
    .page-section,
    .hero-section {
        padding: 46px 0;
    }

    .hero-section {
        min-height: auto;
    }

    .hero-content h1,
    .page-section h1,
    .page-hero h1 {
        font-size: 2.1rem;
    }

    .hero-content h1 {
        font-size: clamp(2.35rem, 12vw, 3.5rem);
    }

    .hero-metrics {
        grid-template-columns: 1fr;
    }

    .hero-metrics div {
        min-height: auto;
    }

    .hero-actions .btn,
    .card-actions .btn {
        width: 100%;
    }

    .hero-visual {
        min-height: auto;
    }

    .hero-panel {
        min-height: auto;
        border-radius: 22px;
        padding: 14px;
    }

    .hero-photo-wrap {
        margin-left: 0;
    }

    .capability-strip {
        margin-top: 0;
        padding: 0 0 18px;
    }

    .section-heading,
    .footer-grid,
    .admin-topbar,
    .panel-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .card-grid,
    .project-grid,
    .admin-grid,
    .focus-grid,
    .form-grid,
    .admin-nav,
    .admin-sidebar-footer {
        grid-template-columns: 1fr;
    }

    .skill-card,
    .profile-summary,
    .bio-card,
    .form-card,
    .contact-info-card,
    .empty-state,
    .admin-panel,
    .login-card,
    .login-intro {
        padding: 20px;
    }

    .capability-grid article {
        padding: 20px;
    }

    .project-card img {
        height: 200px;
    }

    .bio-card div {
        grid-template-columns: 1fr;
        gap: 2px;
    }

    .timeline::before {
        left: 12px;
    }

    .timeline-item {
        grid-template-columns: 26px 1fr;
        gap: 12px;
    }

    .timeline-item > span {
        width: 26px;
        height: 26px;
        border-width: 6px;
    }

    .admin-main {
        padding: 16px;
    }

    .admin-topbar {
        padding: 18px;
    }

    .admin-topbar-actions {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
    }

    .admin-user {
        justify-content: center;
        width: 100%;
    }

    .admin-topbar-actions .btn,
    .admin-topbar-actions .theme-toggle {
        width: 100%;
    }

    .login-page {
        padding: 16px;
    }
}