:root {
    --bg-primary: #070b17;
    --bg-secondary: rgba(13, 18, 35, 0.72);
    --bg-tertiary: rgba(23, 28, 52, 0.58);
    --panel-border: rgba(255, 255, 255, 0.12);
    --panel-highlight: rgba(163, 178, 255, 0.24);
    --text-primary: #f5f7ff;
    --text-secondary: rgba(226, 232, 255, 0.72);
    --text-muted: rgba(202, 210, 242, 0.5);
    --accent-start: #7f8cff;
    --accent-mid: #8d7bff;
    --accent-end: #c26dff;
    --glow: 0 0 30px rgba(141, 123, 255, 0.22);
    --shadow-lg: 0 30px 80px rgba(2, 6, 23, 0.45);
    --shadow-md: 0 18px 50px rgba(4, 8, 20, 0.35);
    --radius-xl: 32px;
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 14px;
    --transition: 0.35s ease;
    --sidebar-width: 340px;
    --nav-height: 84px;
    --max-width: 1280px;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-family);
    color: var(--text-primary);
    background:
        radial-gradient(circle at top left, rgba(85, 109, 255, 0.22), transparent 24%),
        radial-gradient(circle at top right, rgba(168, 91, 255, 0.2), transparent 26%),
        radial-gradient(circle at bottom center, rgba(85, 130, 255, 0.16), transparent 28%),
        linear-gradient(135deg, #07101c 0%, #0e1730 38%, #16183f 68%, #27174c 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 18%, transparent 82%, rgba(255, 255, 255, 0.03));
    mix-blend-mode: screen;
}

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

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

button,
input,
textarea {
    font: inherit;
}

.page-shell {
    position: relative;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 28px;
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    gap: 24px;
}

.ambient {
    position: fixed;
    border-radius: 999px;
    filter: blur(90px);
    pointer-events: none;
    opacity: 0.55;
}

.ambient-one {
    width: 280px;
    height: 280px;
    background: rgba(108, 124, 255, 0.28);
    top: 80px;
    left: 4%;
}

.ambient-two {
    width: 360px;
    height: 360px;
    background: rgba(178, 103, 255, 0.22);
    top: 18%;
    right: 8%;
}

.ambient-three {
    width: 320px;
    height: 320px;
    background: rgba(81, 152, 255, 0.18);
    bottom: 5%;
    left: 32%;
}

.glass-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border: 1px solid var(--panel-border);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.sidebar-panel {
    position: sticky;
    top: 28px;
    align-self: start;
}

.sidebar-card {
    position: relative;
    overflow: hidden;
    border-radius: 36px;
    padding: 30px;
}

.sidebar-card::before {
    content: '';
    position: absolute;
    inset: -20% auto auto -10%;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(127, 140, 255, 0.24), transparent 68%);
    pointer-events: none;
}

.avatar-wrap {
    position: relative;
    width: 98px;
    height: 98px;
    margin-bottom: 20px;
}

.avatar-ring,
.avatar {
    position: absolute;
    inset: 0;
    border-radius: 50%;
}

.avatar-ring {
    background: linear-gradient(135deg, rgba(127, 140, 255, 0.85), rgba(194, 109, 255, 0.68));
    box-shadow: var(--glow);
    animation: pulse 4.2s ease-in-out infinite;
}

.avatar {
    inset: 3px;
    display: grid;
    place-items: center;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.24), rgba(22, 26, 52, 0.92));
    font-size: 1.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.eyebrow,
.section-label,
.card-label,
.timeline-year,
.meta-label,
.thumb-chip {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    color: var(--text-muted);
}

.profile-name {
    margin: 0;
    font-size: 2.2rem;
    letter-spacing: -0.04em;
}

.profile-role {
    margin: 8px 0 14px;
    color: var(--text-secondary);
    font-size: 1rem;
}

.profile-bio {
    margin: 0 0 20px;
    color: var(--text-secondary);
    line-height: 1.75;
}

.profile-meta {
    display: grid;
    gap: 14px;
    margin-bottom: 20px;
}

.meta-item {
    padding: 14px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: grid;
    gap: 6px;
}

.meta-item a,
.meta-item span:last-child {
    color: var(--text-primary);
    word-break: break-word;
}

.social-list {
    display: flex;
    gap: 12px;
    margin-bottom: 22px;
}

.social-list a {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    transition: transform var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
}

.social-list a:hover,
.social-list a:focus-visible {
    transform: translateY(-3px);
    color: var(--text-primary);
    border-color: rgba(194, 109, 255, 0.4);
    box-shadow: var(--glow);
}

.primary-cta,
.secondary-cta,
.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 600;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
}

.primary-cta {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-mid) 48%, var(--accent-end));
    color: #fff;
    box-shadow: 0 12px 30px rgba(127, 140, 255, 0.32), 0 0 28px rgba(194, 109, 255, 0.2);
}

.primary-cta:hover,
.primary-cta:focus-visible,
.secondary-cta:hover,
.secondary-cta:focus-visible,
.submit-btn:hover,
.submit-btn:focus-visible {
    transform: translateY(-2px);
}

.secondary-cta {
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
}

.content-panel {
    padding-bottom: 40px;
}

.topbar {
    position: sticky;
    top: 28px;
    z-index: 20;
    min-height: var(--nav-height);
    border-radius: 28px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.brand-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-weight: 700;
    letter-spacing: 0.08em;
}

.top-nav {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition);
}

.admin-entry {
    padding: 0;
    min-height: auto;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: var(--text-secondary);
    transition: color var(--transition), opacity 0.3s ease;
}

.admin-entry.hidden {
    display: none;
}

.admin-entry::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    box-shadow: 0 0 12px rgba(141, 123, 255, 0.5);
    vertical-align: middle;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-start), var(--accent-end));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition);
}

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

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

.nav-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 6px auto;
    background: var(--text-primary);
    border-radius: 999px;
    transition: transform var(--transition), opacity var(--transition);
}

.section-block {
    margin-bottom: 24px;
}

.hero-section {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr;
    gap: 32px;
    align-items: center;
    min-height: calc(100vh - 80px);
    border-radius: 36px;
    padding: 44px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 72% 32%, rgba(194, 109, 255, 0.14), transparent 28%), radial-gradient(circle at 30% 80%, rgba(88, 124, 255, 0.16), transparent 34%);
    pointer-events: none;
}

.hero-kicker {
    margin: 0 0 16px;
    max-width: 680px;
    color: var(--text-muted);
    letter-spacing: 0.03em;
}

.hero-title {
    margin: 0;
    max-width: 760px;
    font-size: clamp(3.1rem, 6vw, 5.8rem);
    line-height: 0.94;
    letter-spacing: -0.06em;
}

.hero-text {
    max-width: 620px;
    margin: 24px 0 24px;
    color: var(--text-secondary);
    font-size: 1.04rem;
    line-height: 1.9;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.hero-trust-item {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 28px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    max-width: 620px;
}

.stat-chip {
    padding: 18px 20px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.stat-chip strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.4rem;
}

.stat-chip span {
    color: var(--text-secondary);
    line-height: 1.6;
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.cube-scene {
    position: relative;
    width: min(100%, 420px);
    aspect-ratio: 1;
    display: grid;
    place-items: center;
}

.orbit {
    position: absolute;
    border: 1px solid rgba(180, 191, 255, 0.18);
    border-radius: 50%;
    box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.03);
}

.orbit-one {
    width: 92%;
    height: 92%;
    animation: spin 20s linear infinite;
}

.orbit-two {
    width: 72%;
    height: 72%;
    transform: rotate(55deg);
    animation: spinReverse 16s linear infinite;
}

.orbit-three {
    width: 52%;
    height: 52%;
    transform: rotate(120deg);
    animation: spin 12s linear infinite;
}

.cube-core {
    position: relative;
    width: 170px;
    height: 170px;
    transform-style: preserve-3d;
    animation: cubeRotate 12s ease-in-out infinite;
}

.cube-face {
    position: absolute;
    inset: 0;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.05));
    box-shadow: inset 0 0 24px rgba(255, 255, 255, 0.08), 0 0 28px rgba(127, 140, 255, 0.18);
}

.face-front { transform: translateZ(85px); }
.face-back { transform: rotateY(180deg) translateZ(85px); }
.face-left { transform: rotateY(-90deg) translateZ(85px); }
.face-right { transform: rotateY(90deg) translateZ(85px); }
.face-top { transform: rotateX(90deg) translateZ(85px); }
.face-bottom { transform: rotateX(-90deg) translateZ(85px); }

.visual-badge {
    position: absolute;
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(11, 15, 31, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.82rem;
    backdrop-filter: blur(14px);
}

.badge-top {
    top: 16%;
    left: 0;
}

.badge-bottom {
    right: 2%;
    bottom: 14%;
}

.section-heading {
    margin-bottom: 18px;
}

.section-heading h3 {
    margin: 10px 0 10px;
    font-size: clamp(1.7rem, 3vw, 2.7rem);
    letter-spacing: -0.04em;
}

.section-heading p {
    max-width: 760px;
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-grid,
.project-grid,
.timeline {
    display: grid;
    gap: 18px;
}

.about-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card,
.timeline-item,
.contact-card {
    border-radius: 28px;
    padding: 28px;
}

.info-card h4,
.project-body h4,
.timeline-item h4 {
    margin: 10px 0 10px;
    font-size: 1.2rem;
}

.info-card p,
.project-body p,
.timeline-item p,
.compact-heading p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.8;
}

.skills-cloud {
    padding: 26px;
    border-radius: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.skills-cloud span,
.tag-list span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
}

.project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card {
    border-radius: 28px;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--glow);
    border-color: rgba(194, 109, 255, 0.28);
}

.project-thumb {
    position: relative;
    min-height: 220px;
    overflow: hidden;
}

.project-thumb::before,
.project-thumb::after {
    content: '';
    position: absolute;
    border-radius: 50%;
}

.project-thumb::before {
    width: 180px;
    height: 180px;
    top: -30px;
    right: -20px;
    background: rgba(255, 255, 255, 0.14);
    filter: blur(6px);
}

.project-thumb::after {
    width: 120px;
    height: 120px;
    bottom: 22px;
    left: 28px;
    border: 1px solid rgba(255, 255, 255, 0.24);
}

.gradient-one { background: linear-gradient(135deg, #243b91, #8c66ff); }
.gradient-two { background: linear-gradient(135deg, #0d4a6b, #596dff, #b16dff); }
.gradient-three { background: linear-gradient(135deg, #271a5f, #4c6fff, #9d58ff); }

.thumb-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent, rgba(6, 11, 24, 0.5));
}

.thumb-chip {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.project-body {
    padding: 22px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card {
    display: grid;
    gap: 24px;
}

.compact-heading {
    margin-bottom: 0;
}

.contact-form {
    display: grid;
    gap: 18px;
}

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

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

.contact-form span {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-radius: 18px;
    padding: 16px 18px;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(220, 226, 255, 0.36);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: rgba(127, 140, 255, 0.4);
    box-shadow: 0 0 0 4px rgba(127, 140, 255, 0.1);
    background: rgba(255, 255, 255, 0.07);
}

.back-to-top {
    position: fixed;
    right: 28px;
    bottom: 28px;
    width: 52px;
    height: 52px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 18px;
    background: rgba(13, 18, 35, 0.72);
    color: var(--text-primary);
    backdrop-filter: blur(18px);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
    z-index: 50;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    min-width: 280px;
    max-width: 420px;
    padding: 16px 18px;
    border-radius: 18px;
    color: #fff;
    z-index: 60;
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    transition: 0.3s ease;
}

.notification.show {
    transform: translateY(0);
    opacity: 1;
}

.notification.success {
    background: linear-gradient(135deg, #4d71ff, #8f71ff);
}

.notification.error {
    background: linear-gradient(135deg, #df4f7a, #d969ff);
}

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

::-webkit-scrollbar-track {
    background: rgba(8, 12, 24, 0.75);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(127, 140, 255, 0.72), rgba(194, 109, 255, 0.72));
    border-radius: 999px;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spinReverse {
    from { transform: rotate(55deg); }
    to { transform: rotate(-305deg); }
}

@keyframes cubeRotate {
    0%, 100% { transform: rotateX(-18deg) rotateY(24deg); }
    50% { transform: rotateX(18deg) rotateY(220deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); filter: blur(0); }
    50% { transform: scale(1.06); filter: blur(1px); }
}

@media (max-width: 1180px) {
    .page-shell {
        grid-template-columns: 1fr;
    }

    .sidebar-panel {
        position: relative;
        top: 0;
    }

    .hero-section,
    .about-grid,
    .project-grid,
    .timeline {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px) {
    .page-shell {
        padding: 18px;
    }

    .topbar {
        padding: 18px 20px;
        align-items: center;
        flex-wrap: wrap;
        min-height: auto;
    }

    .nav-toggle {
        display: inline-block;
    }

    .topbar-actions {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .top-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding-top: 18px;
    }

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

    .admin-entry {
        width: 100%;
    }

    .hero-section {
        padding: 28px;
        min-height: auto;
    }

    .hero-stats,
    .input-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .sidebar-card,
    .hero-section,
    .info-card,
    .timeline-item,
    .contact-card,
    .skills-cloud,
    .project-body {
        padding: 22px;
    }

    .profile-name {
        font-size: 1.9rem;
    }

    .hero-title {
        font-size: 2.7rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-trust {
        flex-direction: column;
    }

    .primary-cta,
    .secondary-cta,
    .submit-btn {
        width: 100%;
    }
}