/* ============================================================
   PORTFOLIO COMPONENTS — Reusable UI Patterns
   ============================================================ */

/* ── GLASS SURFACE ───────────────────────────────────────── */
.glass-surface {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-slightly-elevated);
}
.glass-surface-dark {
  background: rgba(15, 27, 36, 0.82);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
}

/* ── PROJECT CARDS ───────────────────────────────────────── */
.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.project-card:hover {
  box-shadow: var(--shadow-elevated);
  transform: translateY(-3px);
}
.project-card-thumb {
  height: 180px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.project-card-thumb-text {
  font-family: var(--font-display);
  font-size: 48px;
  letter-spacing: 4px;
  color: rgba(255, 255, 255, 0.22);
  position: relative;
  z-index: 2;
  user-select: none;
}
.project-card-status {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 5;
  display: flex;
  gap: 6px;
}

/* Preview screenshot — sits above gradient, below status chips */
.project-card-thumb-preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  z-index: 3;
}

/* Detail page preview image — between header and tabs */
.project-preview-image {
  width: 100%;
  border-radius: 24px;
  display: block;
  box-shadow: var(--shadow-slightly-elevated);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xl);
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  border: 1px solid var(--color-border);
}
.project-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.project-card-category {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 6px;
  display: block;
}
.project-card-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.1;
}
.project-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.65;
  flex-grow: 1;
}
.project-card-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
  margin-top: auto;
}
.project-card-meta {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.project-card-stat {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-transform: uppercase;
}

/* Featured project card */
.project-card-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-slightly-elevated);
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base);
}
.project-card-featured:hover {
  box-shadow: var(--shadow-elevated);
  transform: translateY(-2px);
}
.project-card-featured .project-card-thumb {
  height: 100%;
  min-height: 260px;
  border-radius: 0;
}
.project-card-featured .project-card-body {
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.featured-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--color-highlight);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.project-card-featured .project-card-title {
  font-size: 30px;
}
.project-card-featured .project-card-desc {
  font-size: var(--text-base);
}

/* ── BADGES / CHIPS ──────────────────────────────────────── */
.chip {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  text-transform: uppercase;
  white-space: nowrap;
  line-height: 1.6;
}
.chip-primary {
  background: var(--color-primary-light);
  color: var(--color-bright-ocean-700);
  border: 1px solid var(--color-bright-ocean-200);
}
[data-theme="dark"] .chip-primary {
  color: var(--color-bright-ocean-300);
  border-color: var(--color-bright-ocean-800);
}
.chip-accent {
  background: var(--color-accent-light);
  color: var(--color-medium-slate-blue-700);
  border: 1px solid var(--color-medium-slate-blue-200);
}
[data-theme="dark"] .chip-accent {
  color: var(--color-medium-slate-blue-300);
  border-color: var(--color-medium-slate-blue-800);
}
.chip-success {
  background: var(--color-success-light);
  color: var(--color-ocean-mist-700);
  border: 1px solid var(--color-ocean-mist-200);
}
[data-theme="dark"] .chip-success {
  color: var(--color-ocean-mist-300);
  border-color: var(--color-ocean-mist-800);
}
.chip-warning {
  background: var(--color-warning-light);
  color: var(--color-parchment-700);
  border: 1px solid var(--color-parchment-300);
}
[data-theme="dark"] .chip-warning {
  color: var(--color-parchment-300);
  border-color: var(--color-parchment-800);
}
.chip-danger {
  background: var(--color-danger-light);
  color: var(--color-mahogany-red-700);
  border: 1px solid var(--color-mahogany-red-200);
}
[data-theme="dark"] .chip-danger {
  color: var(--color-mahogany-red-300);
  border-color: var(--color-mahogany-red-800);
}
.chip-highlight {
  background: var(--color-highlight-light);
  color: var(--color-coral-glow-700);
  border: 1px solid var(--color-coral-glow-200);
}
[data-theme="dark"] .chip-highlight {
  color: var(--color-coral-glow-300);
  border-color: var(--color-coral-glow-800);
}
.chip-muted {
  background: var(--color-carbon-black-50);
  color: var(--color-carbon-black-600);
  border: 1px solid var(--color-carbon-black-200);
}
[data-theme="dark"] .chip-muted {
  background: var(--color-carbon-black-900);
  color: var(--color-carbon-black-400);
  border-color: var(--color-carbon-black-800);
}
.chip-tech {
  background: var(--color-surface);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-strong);
  font-family: var(--font-code);
  font-size: 10px;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
}
[data-theme="dark"] .chip-tech {
  background: var(--color-surface-raised);
}
.chip-github {
  background: var(--color-carbon-black-50);
  color: var(--color-carbon-black-700);
  border: 1px solid var(--color-carbon-black-200);
  font-family: var(--font-code);
  text-transform: none;
  font-weight: 400;
}
[data-theme="dark"] .chip-github {
  background: var(--color-carbon-black-900);
  color: var(--color-carbon-black-400);
  border-color: var(--color-carbon-black-800);
}

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.5px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  border-radius: var(--radius-md);
  padding: 10px 20px;
  text-transform: uppercase;
  position: relative;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(29, 127, 226, 0.28);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 4px 16px rgba(29, 127, 226, 0.38);
  transform: translateY(-1px);
}
.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-border-strong);
  box-shadow: var(--shadow-soft);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-slightly-elevated);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-raised);
  color: var(--color-text-primary);
}
.btn-accent {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(49, 52, 155, 0.22);
}
.btn-accent:hover {
  background: var(--color-medium-slate-blue-700);
  box-shadow: 0 4px 16px rgba(49, 52, 155, 0.32);
  transform: translateY(-1px);
}
.btn-danger {
  background: var(--color-danger);
  color: #fff;
  box-shadow: 0 2px 8px rgba(176, 30, 28, 0.22);
}
.btn-danger:hover {
  background: var(--color-mahogany-red-700);
  transform: translateY(-1px);
}
.btn-sm {
  padding: 6px 14px;
  font-size: var(--text-xs);
}
.btn-lg {
  padding: 14px 28px;
  font-size: var(--text-base);
}

/* Disabled / Private repo button */
.btn-disabled,
.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  filter: grayscale(0.4);
}
.btn-private {
  position: relative;
  cursor: not-allowed !important;
  opacity: 0.7;
}
.btn-private:hover {
  cursor: not-allowed !important;
}

/* ── CODE BLOCKS ─────────────────────────────────────────── */
.code-block {
  background: var(--color-surface-code);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-slightly-elevated);
}
.code-block-header {
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  gap: 12px;
}
.code-block-dots {
  display: flex;
  gap: 6px;
}
.code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.code-dot-red {
  background: #ff5f57;
}
.code-dot-yellow {
  background: #febc2e;
}
.code-dot-green {
  background: #28c840;
}
.code-block-filename {
  font-family: var(--font-code);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  margin-left: 4px;
}
.code-block-lang {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.25);
  text-transform: uppercase;
}
.code-block pre {
  padding: var(--space-lg);
  overflow-x: auto;
  margin: 0;
}
.code-block code {
  font-family: var(--font-code);
  font-size: 13px;
  color: var(--color-text-code);
  line-height: 1.75;
  display: block;
}
.code-kw {
  color: var(--color-medium-slate-blue-300);
}
.code-str {
  color: var(--color-ocean-mist-300);
}
.code-fn {
  color: var(--color-bright-ocean-300);
}
.code-num {
  color: var(--color-coral-glow-300);
}
.code-comment {
  color: var(--color-carbon-black-500);
  font-style: italic;
}

/* Inline code */
.code-inline {
  font-family: var(--font-code);
  font-size: 11px;
  background: var(--color-primary-light);
  border: 1px solid var(--color-bright-ocean-200);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  color: var(--color-primary);
}
[data-theme="dark"] .code-inline {
  background: var(--color-bright-ocean-900);
  border-color: var(--color-bright-ocean-800);
  color: var(--color-bright-ocean-300);
}

/* Terminal block */
.terminal-block {
  background: #0d1117;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-slightly-elevated);
}
.terminal-header {
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  gap: 12px;
}
.terminal-title {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.3);
  text-transform: uppercase;
  margin-left: auto;
}
.terminal-body {
  padding: var(--space-lg);
  font-family: var(--font-code);
  font-size: 13px;
  color: rgba(200, 230, 200, 0.85);
  line-height: 1.8;
}
.terminal-prompt {
  color: var(--color-ocean-mist-400);
}
.terminal-cmd {
  color: rgba(255, 255, 255, 0.85);
}
.terminal-out {
  color: var(--color-carbon-black-400);
  font-size: 12px;
}

/* ── FORM ELEMENTS ───────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-md);
}
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-family: var(--font-body);
}
.form-input {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  outline: none;
}
.form-input::placeholder {
  color: var(--color-text-muted);
}
.form-input:focus {
  border-color: var(--color-focus);
  box-shadow: var(--shadow-focus);
}
.form-input:disabled {
  background: var(--color-surface-raised);
  color: var(--color-text-muted);
  cursor: not-allowed;
}
.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 5px;
  font-family: var(--font-body);
}
.form-error-msg {
  font-size: var(--text-xs);
  color: var(--color-danger);
  margin-top: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── TIMELINE / EXPERIENCE ───────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(
    to bottom,
    var(--color-primary),
    var(--color-accent),
    transparent
  );
  opacity: 0.4;
}
.timeline-item {
  position: relative;
  margin-bottom: var(--space-lg);
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-surface);
  box-shadow: 0 0 0 2px var(--color-primary);
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.timeline-role {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 1px;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}
.timeline-company {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 8px;
}
.timeline-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}
.timeline-list {
  list-style: none;
  margin-top: 8px;
}
.timeline-list li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  padding-left: 16px;
  position: relative;
  margin-bottom: 4px;
}
.timeline-list li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* ── PROFILE HERO ────────────────────────────────────────── */
.profile-hero {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-2xl);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  align-items: center;
  box-shadow: var(--shadow-slightly-elevated);
}
.profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--color-bright-ocean-300),
    var(--color-medium-slate-blue-400)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 32px;
  color: rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
  box-shadow:
    0 0 0 3px var(--color-bright-ocean-100),
    var(--shadow-soft);
}
.profile-name {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 2px;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: 6px;
}
.profile-title {
  font-size: var(--text-base);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}
.profile-bio {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: var(--space-md);
}
.profile-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ── SKILL TAGS ──────────────────────────────────────────── */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}
.skill-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base);
}
.skill-card:hover {
  box-shadow: var(--shadow-slightly-elevated);
  transform: translateY(-2px);
}
.skill-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 1px;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}
.skill-card-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── RECOMMENDATION / INFO CARD ──────────────────────────── */
.rec-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.rec-card-alt {
  border-left-color: var(--color-accent);
}
.rec-num {
  font-family: var(--font-display);
  font-size: 72px;
  color: var(--color-border);
  line-height: 1;
  float: right;
  margin-left: 20px;
  user-select: none;
}
.rec-title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}
.rec-body {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.75;
  clear: none;
}
.rec-body strong {
  color: var(--color-text-primary);
}

/* ── SECTION NAV (in-page tabs) ─────────────────────────── */
.section-nav {
  display: flex;
  gap: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
  box-shadow: var(--shadow-soft);
  width: fit-content;
}
.section-nav-item {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 7px 18px;
  border-radius: calc(var(--radius-md) - 2px);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  background: none;
}
.section-nav-item:hover {
  color: var(--color-text-primary);
  background: var(--color-surface-raised);
}
.section-nav-item.active {
  background: var(--color-primary);
  color: #fff;
}

/* ── GRID DEMO / PROJECT GRID ───────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--grid-col-min), 1fr));
  gap: var(--grid-gap);
}

/* ── CHIP ROW ───────────────────────────────────────────── */
.chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}

/* ── TABLE STYLES ──────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--color-primary);
  text-transform: uppercase;
  padding: 12px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-raised);
}
.data-table td {
  padding: 12px 20px;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  vertical-align: top;
}
.data-table td:first-child {
  color: var(--color-highlight);
  font-weight: 700;
  font-family: var(--font-body);
}
.data-table tr:last-child td {
  border-bottom: none;
}

/* ── PRINT STYLES ──────────────────────────────────────── */
@media print {
  .no-print {
    display: none !important;
  }
  body {
    background: #fff;
    color: #111;
  }
  .project-card,
  .rec-card,
  .skill-card,
  .profile-hero {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
  .timeline::before {
    background: #ccc;
  }
  .timeline-item::before {
    background: #666;
    box-shadow: none;
    border-color: #fff;
  }
}