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

/* ── Variables ────────────────────────────────────── */
:root {
  --color-bg: #fbf9f4;
  --color-text: #38342f;
  --color-text-muted: #8b8680;
  --color-accent: #2e6b9e;
  --color-accent-hover: #1d4f7a;
  --color-btn-bg: #4e8250;
  --color-btn-hover: #3d6b3f;
  --color-btn-text: #fbf9f4;
  --color-border: #e4ded4;
  --color-surface: #f0ebe0;
  --color-code-bg: #f0ebe0;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", monospace;
  --max-width: 680px;
  --radius: 6px;
  --theme-wipe-duration: 1.10s;
  --expo-out: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --color-bg: #1a1b26;
  --color-text: #c0caf5;
  --color-text-muted: #565f89;
  --color-accent: #7aa2f7;
  --color-accent-hover: #89b4fa;
  --color-btn-bg: #9ece6a;
  --color-btn-hover: #b9f27c;
  --color-btn-text: #1a1b26;
  --color-border: #24283b;
  --color-surface: #24283b;
  --color-code-bg: #24283b;
}

/* ── Base ─────────────────────────────────────────── */
html {
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: var(--color-btn-text);
  text-decoration: none;
  font-weight: 600;
  border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus {
  left: 0;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background 0.3s ease, color 0.3s ease;
}

/* ── View Transitions (Dark Mode Top-Down Wipe) ───── */
::view-transition-group(root) {
  animation-timing-function: var(--expo-out);
}

::view-transition-new(root) {
  animation: vt-wipe var(--theme-wipe-duration) forwards;
  clip-path: inset(0 0 100%);
  z-index: 1;
  will-change: clip-path;
  backface-visibility: hidden;
  contain: paint;
  mix-blend-mode: normal;
}

::view-transition-old(root) {
  z-index: -1;
  mix-blend-mode: normal;
  animation: auto;
  animation-timeline: none;
}

@keyframes vt-wipe {
  to {
    clip-path: inset(0);
  }
}

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

  .about-roles-inner {
    animation: none;
    position: relative;
    opacity: 0;
  }

  .about-roles-inner:first-child {
    opacity: 1;
    transform: none;
  }
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Font Face ────────────────────────────────────── */
@font-face {
  font-family: 'Peace Marker';
  src: url('/assets/fonts/PeaceMarker-XGzrK.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ── Typography ───────────────────────────────────── */
h1, h2, h3, h4 {
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: 2rem; margin-bottom: 0.75rem; }
h2 { font-size: 1.5rem; margin: 2.5rem 0 0.75rem; }
h3 { font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }

p { margin-bottom: 1.25rem; }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

pre {
  background: var(--color-code-bg);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  overflow-x: auto;
  margin-bottom: 1.25rem;
}

pre code {
  background: none;
  padding: 0;
}

/* ── Header ───────────────────────────────────────── */
.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 10;
  transition: background 0.3s ease;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
}

.site-title:hover {
  opacity: 0.7;
  text-decoration: none;
}

.logo-name {
  display: inline-block;
  font-family: 'Peace Marker', sans-serif;
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: normal;
  color: var(--color-text);
}

.about-roles {
  display: block;
  height: 1.5em;
  overflow: hidden;
  position: relative;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  min-width: 16rem;
  margin-top: 0;
}

.about-roles-inner {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  transform: translateY(1.2em);
  animation: role-cycle 14s infinite;
}

.about-roles-inner:nth-child(1) { animation-delay: 0s; }
.about-roles-inner:nth-child(2) { animation-delay: -12s; }
.about-roles-inner:nth-child(3) { animation-delay: -10s; }
.about-roles-inner:nth-child(4) { animation-delay: -8s; }
.about-roles-inner:nth-child(5) { animation-delay: -6s; }
.about-roles-inner:nth-child(6) { animation-delay: -4s; }
.about-roles-inner:nth-child(7) { animation-delay: -2s; }

@keyframes role-cycle {
  0% {
    opacity: 0;
    transform: translateY(1.2em);
  }
  2.14% {
    opacity: 1;
    transform: translateY(0);
  }
  12.14% {
    opacity: 1;
    transform: translateY(0);
  }
  14.28% {
    opacity: 0;
    transform: translateY(-1.2em);
  }
  100% {
    opacity: 0;
    transform: translateY(-1.2em);
  }
}

.site-title:hover .logo-name {
  opacity: 0.8;
}

.site-nav {
  display: flex;
  gap: 0.25rem;
  flex: 1;
}

.site-nav a {
  color: var(--color-text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
  background: var(--color-code-bg);
  text-decoration: none;
}

/* ── Theme Toggle ─────────────────────────────────── */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  width: 36px;
  height: 36px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s ease;
}

.theme-toggle:hover {
  background: var(--color-code-bg);
}

.theme-toggle-icon {
  width: 18px;
  height: 18px;
  display: block;
  position: relative;
}

.theme-toggle-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-text);
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='5'/%3E%3Cpath d='M12 1v2M12 21v2M4.22 4.22l1.42 1.42M18.36 18.36l1.42 1.42M1 12h2M21 12h2M4.22 19.78l1.42-1.42M18.36 5.64l1.42-1.42'/%3E%3C/svg%3E");
  mask-size: cover;
}

[data-theme="dark"] .theme-toggle-icon::before {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Cpath d='M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z'/%3E%3C/svg%3E");
}

/* ── Main ─────────────────────────────────────────── */
.site-main {
  flex: 1;
  padding: 2.5rem 0 4rem;
  transition: opacity 0.15s ease;
}

.site-main.main-transitioning {
  opacity: 0;
}

/* ── About Page ───────────────────────────────────── */
.about-header {
  margin-bottom: 2.5rem;
}

.about-header h1 {
  margin-bottom: 0;
}

.about-header p {
  color: var(--color-text-muted);
  font-size: 1.15rem;
}

.bio {
  font-size: 1.05rem;
}

.about-photo {
  float: right;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0.15rem 0 1.25rem 1.5rem;
  border: 2px solid var(--color-border);
}

.about-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.about-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--color-accent);
  font-weight: 600;
}

.about-link-btn {
  display: inline-flex;
  align-items: center;
  color: var(--color-accent);
  font-weight: 600;
  font-size: inherit;
  font-family: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  position: relative;
}

.about-link-btn:hover {
  color: var(--color-accent-hover);
}

.about-link-btn::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) scale(0.9);
  background: var(--color-text);
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 400;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}

.about-link-btn:hover::after,
.about-link-btn:focus::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

.external-icon {
  flex-shrink: 0;
}

/* ── Tag Filter ───────────────────────────────────── */
.tag-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.tag-btn {
  font-size: 0.8rem;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

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

.tag-btn.active {
  background: var(--color-accent);
  color: var(--color-btn-text);
  border-color: var(--color-accent);
}

/* ── Thoughts List ────────────────────────────────── */
.post-list {
  list-style: none;
}

.post-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.post-item:first-child {
  padding-top: 0;
}

.post-item h2 {
  margin: 0 0 0.25rem;
  font-size: 1.3rem;
}

.post-item h2 a {
  color: var(--color-text);
  text-decoration: none;
}

.post-item h2 a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.post-item time {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.post-item p {
  margin: 0.5rem 0 0;
  color: var(--color-text-muted);
}

/* ── Thought Post ─────────────────────────────────── */
.post-header {
  margin-bottom: 2rem;
}

.post-date {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.post-tags {
  display: inline-flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.post-tag {
  font-size: 0.75rem;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  background: var(--color-code-bg);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}

.post-tag:hover {
  color: var(--color-accent);
  background: var(--color-surface);
}

.post-content h2 {
  margin-top: 2.5rem;
}

.post-content ul,
.post-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.post-content li {
  margin-bottom: 0.35rem;
}

.post-content blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.post-nav {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* ── Contact Form ─────────────────────────────────── */
.contact-form {
  max-width: 480px;
  margin-top: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-color: var(--color-accent);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* Honeypot: hidden from humans, bots will fill it */
.hp-field {
  position: absolute;
  left: -9999px;
  overflow: hidden;
  height: 0;
  width: 0;
  pointer-events: none;
}

.btn {
  display: inline-block;
  padding: 0.65rem 1.5rem;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease;
}

.btn:hover {
  background: var(--color-btn-hover);
  text-decoration: none;
}

.form-message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  display: none;
}

.form-message.success {
  display: block;
  background: #eaf5ea;
  color: #2d5a2d;
  border: 1px solid #c3e0c3;
}

.form-message.error {
  display: block;
  background: #fdf0ed;
  color: #8b1a14;
  border: 1px solid #f5c6bf;
}

.form-message[hidden] {
  display: none;
}

/* ── Footer ───────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ── Admin ─────────────────────────────────────────── */
.site-main:has(#admin-root) .container {
  max-width: 100%;
  padding: 0 2rem;
}

#admin-login-container {
  max-width: 420px;
  margin: 0 auto;
  padding: 4rem 1.25rem;
  animation: login-fade-in 0.6s var(--expo-out) forwards;
}

@keyframes login-fade-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 24px -10px var(--color-border);
}

.login-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-btn-bg));
  opacity: 0.8;
}

.login-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-accent);
  margin: 2rem auto 0;
}

.login-icon svg {
  width: 22px;
  height: 22px;
}

.login-header {
  text-align: center;
  padding: 0 2rem 1.5rem;
}

.login-header h1 {
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
  font-weight: 700;
}

.login-subtitle {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}

#admin-login-form {
  padding: 0 2rem 2.5rem;
}

#admin-login-form .form-group {
  margin-bottom: 1.5rem;
}

#admin-login-form .form-group label {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

#admin-login-form input[type="password"] {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#admin-login-form input[type="password"]::placeholder {
  color: var(--color-text-muted);
  opacity: 0.5;
}

#admin-login-form input[type="password"]:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 12%, transparent);
}

#admin-login-form .btn {
  width: 100%;
  text-align: center;
  padding: 0.8rem 1.5rem;
  font-size: 1rem;
  margin-top: 0.25rem;
  transition: background 0.15s ease, transform 0.1s ease;
}

#admin-login-form .btn:active:not(:disabled) {
  transform: scale(0.98);
}

#admin-login-form .btn:disabled {
  opacity: 0.7;
  cursor: wait;
}

/* Dark mode error message */
[data-theme="dark"] .form-message.error {
  background: rgba(247, 118, 142, 0.08);
  color: #f5a3b8;
  border-color: rgba(247, 118, 142, 0.2);
}

[data-theme="dark"] .form-message.success {
  background: rgba(158, 206, 106, 0.12);
  color: #9ece6a;
  border-color: rgba(158, 206, 106, 0.25);
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.admin-header h1 {
  margin-bottom: 0;
  font-size: 1.6rem;
}

.admin-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.admin-stats {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.admin-toolbar {
  margin-bottom: 1rem;
}

.admin-filter-input {
  width: 100%;
  max-width: 340px;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background: var(--color-surface);
  color: var(--color-text);
}

.admin-filter-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-color: var(--color-accent);
}

.admin-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  white-space: nowrap;
}

.admin-table thead {
  background: var(--color-surface);
}

.admin-table th {
  padding: 0.55rem 0.75rem;
  text-align: left;
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.admin-table td {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.admin-table tbody tr:hover {
  background: var(--color-surface);
}

.admin-table td.col-time { min-width: 150px; }
.admin-table td.col-ip { min-width: 110px; font-family: var(--font-mono); font-size: 0.8rem; }
.admin-table td.col-geo { min-width: 120px; }
.admin-table td.col-path { min-width: 180px; }
.admin-table td.col-ref { min-width: 140px; }
.admin-table td.col-ua { min-width: 200px; }

.admin-table td code {
  font-size: 0.8rem;
  padding: 0.1em 0.35em;
  background: var(--color-code-bg);
  border-radius: 3px;
}

.admin-loading,
.admin-error,
.admin-empty {
  text-align: center;
  padding: 2rem !important;
  color: var(--color-text-muted);
}

.admin-error {
  color: #8b1a14;
}

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

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

/* ── Button Variants ───────────────────────────────── */
.btn-sm {
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
}

.btn-danger {
  background: #c0392b;
  color: #fff;
}

.btn-danger:hover {
  background: #a93226;
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.btn-pag {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-pag:hover:not(:disabled) {
  background: var(--color-accent);
  color: var(--color-btn-text);
  border-color: var(--color-accent);
}

.btn-pag:disabled {
  opacity: 0.4;
  cursor: default;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 600px) {
  html { font-size: 16px; }
  h1 { font-size: 1.6rem; }

  .site-header .container {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .site-nav {
    order: 3;
    width: 100%;
  }

  #admin-login-container {
    padding: 2rem 1rem;
  }

  .login-header {
    padding: 0 1.5rem 1.25rem;
  }

  #admin-login-form {
    padding: 0 1.5rem 2rem;
  }
}