@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&family=Space+Mono:wght@400;700&display=swap");

:root {
    --bg: #0f1115;
    --bg-2: #151820;
    --bg-card: #1b1f2a;
    --border: rgba(229, 231, 235, 0.1);
    --text: #f3f4f6;
    --text-muted: #9ca3af;
    --accent: #9ca3af;
    --accent-2: #e5e7eb;
    --accent-3: #cbd5e1;
    --accent-glow: rgba(156, 163, 175, 0.18);
    --nav-bg: rgba(15, 17, 21, 0.9);
    --radius: 14px;
    --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    min-height: 100vh;
    background:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        radial-gradient(circle at 22% 18%, rgba(203, 213, 225, 0.08), transparent 26rem),
        radial-gradient(circle at 82% 28%, rgba(148, 163, 184, 0.06), transparent 22rem),
        var(--bg);
    background-size: 70px 70px, 70px 70px, auto, auto, auto;
    color: var(--text);
    font-family: "Inter", Arial, sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
}

body.is-loading main,
body.is-loading footer {
    animation: pageFadeIn 0.55s ease both;
}

#page-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: var(--accent-2);
    transform: scaleX(0);
    transform-origin: left;
}

#page-overlay.is-leaving {
    animation: pageWipeIn 0.42s cubic-bezier(0.75, 0, 0.25, 1) forwards;
}

#page-overlay.is-entering {
    transform-origin: right;
    animation: pageWipeOut 0.5s cubic-bezier(0.75, 0, 0.25, 1) forwards;
}

@keyframes pageFadeIn {
    from {
        opacity: 0;
        transform: translateY(14px);
    }

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

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

    to {
        transform: scaleX(1);
    }
}

@keyframes pageWipeOut {
    from {
        transform: scaleX(1);
    }

    to {
        transform: scaleX(0);
    }
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s, color 0.2s, border-color 0.2s;
}

a:hover {
    opacity: 0.8;
}

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

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 3px;
}

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    padding: 0 3rem;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(18px) saturate(180%);
}

.nav-logo {
    color: var(--accent);
    font-family: "Space Mono", monospace;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

.nav-links {
    display: flex;
    gap: 2.4rem;
    list-style: none;
}

.nav-links a,
.mobile-menu a {
    position: relative;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
    opacity: 1;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    border: 0;
    background: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    border-radius: 2px;
    background: var(--text);
}

.mobile-menu {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    z-index: 999;
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem 2rem;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(18px);
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.section {
    min-height: 100vh;
    padding-top: 68px;
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.hero {
    position: relative;
    display: flex;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    text-align: center;
}

.hero-grid {
    position: absolute;
    inset: 0;
    z-index: 0;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 2px;
    pointer-events: none;
}

.hero-grid span {
    background: rgba(255, 255, 255, 0.025);
    border-radius: 4px;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 2rem;
    animation: contentRise 0.8s ease both;
}

.hero-eyebrow,
.section-tag,
.card-tag,
.skills-title,
.post-category {
    color: var(--accent);
    font-family: "Space Mono", monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero-eyebrow {
    margin-bottom: 1.5rem;
}

.hero-title {
    margin-bottom: 1.5rem;
    font-size: clamp(3.4rem, 9vw, 7rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 0.96;
}

.highlight {
    background: linear-gradient(135deg, var(--text), var(--text-muted));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    max-width: 650px;
    margin: 0 auto 2.5rem;
    color: var(--text-muted);
    font-size: clamp(1rem, 2.2vw, 1.3rem);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.72rem 1.6rem;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
}

.btn-primary {
    color: var(--bg);
    background: var(--text);
    box-shadow: 0 0 30px var(--accent-glow);
}

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

.btn:hover {
    transform: translateY(-2px);
    opacity: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    z-index: 1;
    display: flex;
    transform: translateX(-50%);
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--accent), transparent);
}

.page-hero {
    min-height: 48vh;
    display: flex;
    align-items: end;
}

.page-hero .section-inner {
    width: 100%;
    padding-bottom: 3rem;
}

.section-title,
.page-title {
    margin-bottom: 1.5rem;
    font-size: clamp(2.25rem, 5vw, 3.8rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.06;
}

.page-title {
    max-width: 880px;
}

.section-line {
    width: 60px;
    height: 3px;
    margin-bottom: 3rem;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--text), var(--text-muted));
}

.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: start;
}

.about-visual {
    position: relative;
    display: flex;
    min-height: 360px;
    align-items: center;
    justify-content: center;
}

.blob {
    position: absolute;
    width: min(100%, 380px);
    aspect-ratio: 1;
    border-radius: 42% 58% 48% 52%;
    background: var(--accent-glow);
    filter: blur(0.2px);
}

.about-avatar {
    position: relative;
    z-index: 1;
    width: 180px;
    height: 180px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    background: linear-gradient(135deg, #2d3340, #111827);
    box-shadow: 0 0 60px var(--accent-glow);
    font-family: "Space Mono", monospace;
    font-size: 2.5rem;
    font-weight: 700;
}

.about-bio {
    margin-bottom: 1.35rem;
    color: var(--text-muted);
    font-size: 1rem;
}

.skills-title {
    margin: 2rem 0 1.25rem;
    color: var(--text-muted);
}

.skill-item {
    margin-bottom: 1.1rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.skill-track {
    height: 6px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 3px;
    background: var(--bg-2);
}

.skill-fill {
    height: 100%;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--text), var(--text-muted));
}

.cards-grid,
.projects-grid,
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.project-card,
.info-card,
.blog-post-card,
.contact-panel {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.16);
    animation: contentRise 0.7s ease both;
}

@keyframes contentRise {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

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

.project-card,
.info-card {
    overflow: hidden;
}

.card-thumb {
    height: 155px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-2), var(--bg));
    color: var(--accent-3);
    font-family: "Space Mono", monospace;
    font-size: 2.8rem;
    font-weight: 700;
}

.card-body,
.info-card {
    padding: 1.5rem;
}

.card-title,
.info-card h2,
.info-card h3,
.contact-panel h2 {
    margin-bottom: 0.55rem;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.card-desc,
.info-card p,
.post-excerpt,
.contact-panel p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 1.25rem;
}

.tag-list span {
    padding: 0.25rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.home-overview {
    min-height: auto;
}
.blog-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.blog-post-card {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    padding: 1.75rem 2rem;
}

.post-date-block {
    flex-shrink: 0;
    min-width: 72px;
    text-align: center;
    font-family: "Space Mono", monospace;
}

.post-day {
    color: var(--accent);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.post-month {
    color: var(--text-muted);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.post-title {
    margin-bottom: 0.4rem;
    font-size: 1.15rem;
    font-weight: 800;
}

.auth-panel,
.admin-panel,
.blog-loading {
    margin-bottom: 1.5rem;
    padding: 1.75rem 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.16);
}

.auth-panel {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 2rem;
    align-items: start;
}

.account-panel {
    position: relative;
    overflow: hidden;
}

.account-panel::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: linear-gradient(180deg, var(--text), var(--text-muted));
}

.account-copy {
    min-height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.account-benefits {
    display: grid;
    gap: 0.65rem;
    margin-top: 1.4rem;
}

.account-benefits span {
    position: relative;
    padding-left: 1.2rem;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.account-benefits span::before {
    content: "";
    position: absolute;
    top: 0.65rem;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-3);
}

.auth-panel h2,
.admin-panel h2,
.comments-header h3 {
    margin-bottom: 0.45rem;
    font-size: 1.25rem;
    font-weight: 800;
}

.auth-panel p,
.admin-panel p {
    color: var(--text-muted);
}

.auth-form,
.post-form,
.comment-form {
    display: grid;
    gap: 0.8rem;
}

.auth-form {
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.025);
}

.auth-form label {
    margin-bottom: -0.45rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.auth-form input,
.auth-form select,
.post-form input,
.post-form textarea,
.comment-form textarea {
    width: 100%;
    padding: 0.8rem 0.95rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    outline: none;
    color: var(--text);
    background: var(--bg-2);
    font: inherit;
}

.auth-form input:focus,
.auth-form select:focus,
.post-form input:focus,
.post-form textarea:focus,
.comment-form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.auth-form select {
    cursor: pointer;
}

.form-row,
.auth-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.auth-status {
    min-height: 1.2rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.auth-status.success {
    color: #86efac;
}

.auth-status.error {
    color: #fca5a5;
}

.blog-post-interactive {
    align-items: stretch;
}

.post-body {
    flex: 1;
}

.post-actions,
.comment-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.8rem;
}

.text-action {
    border: 0;
    background: transparent;
    color: var(--accent);
    cursor: pointer;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 800;
}

.text-action.danger {
    color: var(--accent-2);
}

.comments-block {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

.comments-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

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

.comment-list {
    display: grid;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.comment-item {
    padding: 0.9rem 1rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.025);
}

.comment-meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.35rem;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.comment-meta strong {
    color: var(--text);
}

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

.comment-form textarea:disabled,
.comment-form button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.contact-panel {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
    padding: 2rem;
}

.contact-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(130px, 1fr));
    gap: 0.75rem;
}

.contact-links a {
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 700;
}

.contact-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    opacity: 1;
}

footer {
    padding: 2.5rem 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    text-align: center;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.footer-social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 800;
}

.footer-copy {
    font-size: 0.8rem;
}

@media (max-width: 900px) {
    #navbar {
        padding: 0 1.5rem;
    }

    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .about-grid,
    .contact-panel,
    .auth-panel {
        grid-template-columns: 1fr;
    }

    .about-visual {
        min-height: 260px;
    }
}

@media (max-width: 600px) {
    .section-inner {
        padding: 4rem 1.25rem;
    }

    .hero-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

    .btn {
        width: 100%;
    }

    .blog-post-card {
        flex-direction: column;
        gap: 0.75rem;
    }

    .contact-links {
        grid-template-columns: 1fr;
    }

    .form-row,
    .auth-actions {
        grid-template-columns: 1fr;
    }
}