/* style.css — Ne Derdi? Design Tokens + Components */

/* ─── Type Scale ─────────────────────────────────────────── */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.9rem  + 0.5vw,  1.125rem);
  --text-lg:   clamp(1.125rem, 0.95rem + 0.85vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1rem    + 1.5vw,  2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);
}

/* ─── Spacing ────────────────────────────────────────────── */
:root {
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

/* ─── Fonts ──────────────────────────────────────────────── */
:root {
  --font-display: 'Cormorant', 'Georgia', serif;
  --font-body: 'Satoshi', 'Inter', 'Helvetica Neue', sans-serif;
}

/* ─── Radius & Transitions ───────────────────────────────── */
:root {
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ─── Light Mode (Custom Palette) ────────────────────────── */
:root, [data-theme="light"] {
  --color-bg:             #faf8f4;
  --color-surface:        #f5f2ec;
  --color-surface-2:      #efeae2;
  --color-surface-offset: #e8e3da;
  --color-divider:        #d8d2c8;
  --color-border:         #cec7bb;

  --color-text:           #2c2418;
  --color-text-muted:     #8a8478;
  --color-text-faint:     #b5afa5;
  --color-text-inverse:   #faf8f4;

  --color-primary:        #6b1d2a;
  --color-primary-hover:  #521622;
  --color-primary-active: #3d101a;
  --color-primary-highlight: #f0dfe2;

  --color-secondary:      #1a2744;
  --color-secondary-hover:#132038;
  --color-secondary-active:#0e182c;

  --color-category-teknoloji: #2d6a4f;
  --color-category-siyaset:   #6b1d2a;
  --color-category-ekonomi:   #b87514;
  --color-category-dunya:     #1a2744;
  --color-category-bilim:     #4a4080;
  --color-category-savas:     #b03020;
  --color-category-cevre:     #2d6a4f;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 60 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.02 60 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.02 60 / 0.12);
}

/* ─── Dark Mode ──────────────────────────────────────────── */
[data-theme="dark"] {
  --color-bg:             #1a1814;
  --color-surface:        #221f1a;
  --color-surface-2:      #2a2620;
  --color-surface-offset: #1e1c18;
  --color-divider:        #3d3930;
  --color-border:         #4a453b;

  --color-text:           #e2dcd2;
  --color-text-muted:     #9e978c;
  --color-text-faint:     #6a645c;
  --color-text-inverse:   #1a1814;

  --color-primary:        #d4798a;
  --color-primary-hover:  #e08d9d;
  --color-primary-active: #e8a5b2;
  --color-primary-highlight: #3a2a2e;

  --color-secondary:      #7b9cd4;
  --color-secondary-hover:#9ab4de;
  --color-secondary-active:#b4c8e6;

  --color-category-teknoloji: #6aba95;
  --color-category-siyaset:   #d4798a;
  --color-category-ekonomi:   #deb45a;
  --color-category-dunya:     #7b9cd4;
  --color-category-bilim:     #9a8ed0;
  --color-category-savas:     #e07860;
  --color-category-cevre:     #6aba95;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

/* Dark mode philosopher photo visibility */
[data-theme="dark"] .philosopher-thumb__img,
[data-theme="dark"] .philosopher-card__img,
[data-theme="dark"] .modal__philosopher-img {
  border-color: #5a554a;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 2px 8px rgba(0,0,0,0.3);
  background: #3d3930;
}

[data-theme="dark"] .philosopher-thumb:hover .philosopher-thumb__img {
  border-color: var(--color-primary);
  box-shadow: 0 4px 24px color-mix(in srgb, var(--color-primary) 40%, transparent),
              0 0 0 3px color-mix(in srgb, var(--color-primary) 25%, transparent);
  filter: saturate(1.2) brightness(1.15) contrast(1.05);
}

[data-theme="dark"] .philosopher-card:hover .philosopher-card__img {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px color-mix(in srgb, var(--color-primary) 30%, transparent);
  filter: saturate(1.15) brightness(1.1) contrast(1.05);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #1a1814;
    --color-surface:        #221f1a;
    --color-surface-2:      #2a2620;
    --color-surface-offset: #1e1c18;
    --color-divider:        #3d3930;
    --color-border:         #4a453b;
    --color-text:           #e2dcd2;
    --color-text-muted:     #9e978c;
    --color-text-faint:     #6a645c;
    --color-text-inverse:   #1a1814;
    --color-primary:        #d4798a;
    --color-primary-hover:  #e08d9d;
    --color-primary-active: #e8a5b2;
    --color-primary-highlight: #3a2a2e;
    --color-secondary:      #7b9cd4;
    --color-secondary-hover:#9ab4de;
    --color-secondary-active:#b4c8e6;
    --color-category-teknoloji: #6aba95;
    --color-category-siyaset:   #d4798a;
    --color-category-ekonomi:   #deb45a;
    --color-category-dunya:     #7b9cd4;
    --color-category-bilim:     #9a8ed0;
    --color-category-savas:     #e07860;
    --color-category-cevre:     #6aba95;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }

  :root:not([data-theme]) .philosopher-thumb__img,
  :root:not([data-theme]) .philosopher-card__img,
  :root:not([data-theme]) .modal__philosopher-img {
    border-color: #5a554a;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 2px 8px rgba(0,0,0,0.3);
    background: #3d3930;
  }
}

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.container--narrow {
  max-width: var(--content-default);
}

/* ─── Header ─────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid color-mix(in srgb, var(--color-border) 40%, transparent);
  transition: box-shadow var(--transition-interactive);
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo-svg {
  flex-shrink: 0;
  transition: transform var(--transition-interactive);
}

.header__logo:hover .header__logo-svg {
  transform: scale(1.08);
}

.header__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-primary);
}

.header__logo-mark {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header__nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
  position: relative;
}

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

.header__nav-link--active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.header__theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}

.header__theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-24));
  text-align: center;
}

.hero__logo-mark {
  display: block;
  margin: 0 auto var(--space-4);
  opacity: 0.85;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.hero__tagline {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 48ch;
  margin-inline: auto;
  line-height: 1.7;
}

.hero__divider {
  width: 4rem;
  height: 1px;
  background: var(--color-primary);
  opacity: 0.4;
  margin: var(--space-6) auto 0;
}

/* ─── News Feed ──────────────────────────────────────────── */
.news-feed {
  padding-bottom: clamp(var(--space-12), 8vw, var(--space-24));
}

.news-feed__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

/* ─── News Card ──────────────────────────────────────────── */
.news-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid color-mix(in srgb, var(--color-border) 50%, transparent);
  transition: box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.news-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.news-card__category {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

.news-card__category[data-cat="Teknoloji"] { color: var(--color-category-teknoloji); background: color-mix(in srgb, var(--color-category-teknoloji) 10%, var(--color-bg)); }
.news-card__category[data-cat="Siyaset"]   { color: var(--color-category-siyaset);   background: color-mix(in srgb, var(--color-category-siyaset)   10%, var(--color-bg)); }
.news-card__category[data-cat="Ekonomi"]   { color: var(--color-category-ekonomi);   background: color-mix(in srgb, var(--color-category-ekonomi)   10%, var(--color-bg)); }
.news-card__category[data-cat="Dünya"]     { color: var(--color-category-dunya);     background: color-mix(in srgb, var(--color-category-dunya)     10%, var(--color-bg)); }
.news-card__category[data-cat="Bilim"]     { color: var(--color-category-bilim);     background: color-mix(in srgb, var(--color-category-bilim)     10%, var(--color-bg)); }
.news-card__category[data-cat="Savaş"]     { color: var(--color-category-savas);     background: color-mix(in srgb, var(--color-category-savas)     10%, var(--color-bg)); }
.news-card__category[data-cat="Çevre"]     { color: var(--color-category-cevre);     background: color-mix(in srgb, var(--color-category-cevre)     10%, var(--color-bg)); }

.news-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.news-card__source {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.news-card__source a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.news-card__source a:hover {
  color: var(--color-primary);
}

.news-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.25;
}

.news-card__summary {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-5);
}

/* ─── Featured Quote Preview ─────────────────────────── */
.news-card__featured-quote {
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-5);
  border-left: 3px solid var(--color-primary);
}

.featured-quote__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.featured-quote__img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-primary);
  flex-shrink: 0;
}

.featured-quote__meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.featured-quote__name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

.featured-quote__label {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-style: italic;
  font-weight: 500;
}

.featured-quote__body {
  min-height: 2.5rem;
}

.featured-quote__text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-style: italic;
  line-height: 1.7;
  color: var(--color-text);
  opacity: 0.9;
}

.featured-quote__text--error {
  color: var(--color-text-faint);
  font-style: normal;
}

/* Skeleton loading animation */
.featured-quote__skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.skeleton-line {
  height: 0.75rem;
  background: linear-gradient(90deg,
    var(--color-surface-offset) 25%,
    var(--color-divider) 50%,
    var(--color-surface-offset) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
  width: 100%;
}

.skeleton-line--short {
  width: 65%;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.news-card__divider {
  height: 1px;
  background: var(--color-divider);
  margin-bottom: var(--space-4);
}

.news-card__philosophers-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.news-card__philosophers {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--color-divider) transparent;
  padding-bottom: var(--space-2);
  -webkit-overflow-scrolling: touch;
}

.news-card__philosophers::-webkit-scrollbar {
  height: 4px;
}

.news-card__philosophers::-webkit-scrollbar-track {
  background: transparent;
}

.news-card__philosophers::-webkit-scrollbar-thumb {
  background: var(--color-divider);
  border-radius: var(--radius-full);
}

/* ─── Philosopher Thumbnail ──────────────────────────────── */
.philosopher-thumb {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  cursor: pointer;
  flex-shrink: 0;
  min-width: 4.5rem;
  position: relative;
}

.philosopher-thumb:active {
  transform: scale(0.97);
}

.philosopher-thumb__img {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-divider);
  transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1),
              border-color 280ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 280ms cubic-bezier(0.16, 1, 0.3, 1),
              filter 280ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.philosopher-thumb:hover .philosopher-thumb__img {
  transform: scale(1.35);
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px color-mix(in srgb, var(--color-primary) 35%, transparent),
              0 0 0 3px color-mix(in srgb, var(--color-primary) 18%, transparent);
  z-index: 10;
  position: relative;
  filter: saturate(1.15) contrast(1.05);
}

.philosopher-thumb:hover .philosopher-thumb__name {
  color: var(--color-primary);
  font-weight: 600;
}

.philosopher-thumb__name {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  text-align: center;
  white-space: nowrap;
  max-width: 5.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
  transition: color var(--transition-interactive), font-weight var(--transition-interactive);
}

/* ─── Interpretation Modal ───────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: oklch(0.1 0.01 60 / 0.65);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 300ms cubic-bezier(0.16, 1, 0.3, 1), visibility 300ms;
}

.modal-overlay--open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  transform: translateY(16px) scale(0.97);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay--open .modal {
  transform: translateY(0) scale(1);
}

.modal__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}

.modal__philosopher-img {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 3px solid var(--color-primary-highlight);
  flex-shrink: 0;
}

.modal__philosopher-info {
  flex: 1;
  min-width: 0;
}

.modal__philosopher-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

.modal__philosopher-years {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.modal__philosopher-tradition {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-style: italic;
}

.modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
  flex-shrink: 0;
  align-self: flex-start;
}

.modal__close:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.modal__news-context {
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface-offset, var(--color-surface-2));
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-divider);
}

.modal__news-context strong {
  color: var(--color-text);
  font-weight: 600;
}

.modal__body {
  padding: var(--space-6);
}

.modal__interpretation {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.75;
  color: var(--color-text);
  font-style: italic;
}

.modal__interpretation::before {
  content: '\201C';
  font-size: 1.5em;
  color: var(--color-primary);
  font-family: var(--font-display);
  opacity: 0.5;
  margin-right: 2px;
}

/* Loading state */
.modal__loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-8) var(--space-6);
}

.modal__loading-spinner {
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--color-divider);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

.modal__loading-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ─── Philosophers Page ──────────────────────────────────── */
.philosophers-page {
  padding-block: clamp(var(--space-8), 6vw, var(--space-16));
}

.philosophers-page__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--space-2);
}

.philosophers-page__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: var(--space-10);
  max-width: 50ch;
  margin-inline: auto;
}

.philosophers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: var(--space-5);
}

.philosopher-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid color-mix(in srgb, var(--color-border) 40%, transparent);
  text-align: center;
  cursor: pointer;
  transition: box-shadow var(--transition-interactive), border-color var(--transition-interactive), transform var(--transition-interactive);
}

.philosopher-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.philosopher-card:active {
  transform: translateY(0);
}

.philosopher-card__img {
  width: 5rem;
  height: 5rem;
  border-radius: var(--radius-full);
  object-fit: cover;
  margin: 0 auto var(--space-3);
  border: 3px solid var(--color-divider);
  transition: border-color 280ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 280ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 280ms cubic-bezier(0.16, 1, 0.3, 1),
              filter 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

.philosopher-card:hover .philosopher-card__img {
  border-color: var(--color-primary);
  transform: scale(1.15);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--color-primary) 25%, transparent);
  filter: saturate(1.1) contrast(1.05);
}

.philosopher-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.philosopher-card__years {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.philosopher-card__tradition {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-style: italic;
  line-height: 1.4;
}

/* ─── Philosopher Detail Modal ───────────────────────────── */
.philosopher-detail {
  padding: var(--space-6);
}

.philosopher-detail__concepts-title {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.philosopher-detail__concepts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.philosopher-detail__concept-tag {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-weight: 500;
}

.philosopher-detail__framework-title {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.philosopher-detail__framework {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  font-style: italic;
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-8);
  text-align: center;
}

.footer__text {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__link {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer__link:hover {
  color: var(--color-primary);
}

/* ─── Page transitions ───────────────────────────────────── */
.page-view {
  animation: fadeIn 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ─── Scrollbar styling ──────────────────────────────────── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-divider);
  border-radius: var(--radius-full);
}

/* ─── Mobile nav ─────────────────────────────────────────── */
.header__mobile-menu {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .header__nav {
    position: fixed;
    top: 3.5rem;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-4);
    gap: var(--space-4);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1), opacity 300ms, visibility 300ms;
    z-index: 99;
  }

  .header__nav--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .header__mobile-menu {
    display: flex;
  }

  .news-card__philosophers {
    gap: var(--space-3);
  }

  .philosopher-thumb__img {
    width: 2.75rem;
    height: 2.75rem;
  }

  .philosopher-thumb {
    min-width: 3.75rem;
  }

  .philosopher-thumb:hover .philosopher-thumb__img {
    transform: scale(1.25);
  }

  .philosophers-grid {
    grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
    gap: var(--space-3);
  }

  .modal {
    max-height: 90vh;
    margin: var(--space-2);
  }

  .hero__title {
    font-size: var(--text-2xl);
  }
}

/* ─── Error state ────────────────────────────────────────── */
.error-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}