/* =============================================
   irina.today — Pink Editorial Version
   Palette: Pearl white · Near-black · Charcoal · Bubblegum pink
   Fonts: Cormorant Garamond (display) + Switzer (body)
   ============================================= */

:root, [data-theme='light'] {
  --color-bg: #f7f4ef;
  --color-surface: #faf8f4;
  --color-surface-2: #ffffff;
  --color-border: #e2ddd6;
  --color-divider: #ebe7e0;
  --color-text: #1a1814;
  --color-text-muted: #6b6760;
  --color-text-faint: #b8b5b0;
  --color-text-inverse: #f7f4ef;
  --color-pink: #e8a0bc;
  --color-pink-deep: #d4789a;
  --color-pink-light: #f5dae7;
  --color-pink-pale: #faf0f5;
  --color-ink: #1a1814;

  --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, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem;
  --space-4: 1rem; --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;

  --content-wide: 1260px;
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Switzer', 'Helvetica Neue', sans-serif;
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 3px rgba(26,24,20,0.06);
  --shadow-md: 0 4px 16px rgba(26,24,20,0.08);
}

[data-theme='dark'] {
  --color-bg: #141210;
  --color-surface: #1c1a17;
  --color-surface-2: #21201d;
  --color-border: #2e2c28;
  --color-divider: #252320;
  --color-text: #e8e4de;
  --color-text-muted: #8a8782;
  --color-text-faint: #504e4b;
  --color-text-inverse: #141210;
  --color-pink: #d4789a;
  --color-pink-deep: #bf5a82;
  --color-pink-light: #3a2530;
  --color-pink-pale: #291e23;
  --color-ink: #e8e4de;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.25);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #141210; --color-surface: #1c1a17; --color-surface-2: #21201d;
    --color-border: #2e2c28; --color-divider: #252320; --color-text: #e8e4de;
    --color-text-muted: #8a8782; --color-text-faint: #504e4b;
    --color-text-inverse: #141210; --color-pink: #d4789a;
    --color-pink-deep: #bf5a82; --color-pink-light: #3a2530; --color-pink-pale: #291e23;
    --color-ink: #e8e4de;
  }
}

/* ─── RESET ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; scroll-behavior: smooth; scroll-padding-top: var(--space-16); }
body { font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-bg); line-height: 1.65; min-height: 100dvh; }
img, picture { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; transition: color var(--transition), opacity var(--transition); }
::selection { background: var(--color-pink-light); color: var(--color-text); }
:focus-visible { outline: 1.5px solid var(--color-pink); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }

/* ─── LAYOUT ──────────────────────────────── */
.container { max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(var(--space-6), 5vw, var(--space-16)); }

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-pink);
  margin-bottom: var(--space-8);
}

.tag {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-pink);
}

.meta-date { font-family: var(--font-body); font-size: var(--text-xs); color: var(--color-text-muted); letter-spacing: 0.04em; }
.arrow { display: inline-block; transition: transform var(--transition); }

/* ─── HEADER ──────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: box-shadow var(--transition);
}
.header--scrolled { box-shadow: var(--shadow-sm); }

.header-inner {
  max-width: var(--content-wide); margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}

.header-nav-left { display: flex; gap: var(--space-8); }
.header-nav-left a { font-size: var(--text-sm); font-weight: 400; color: var(--color-text-muted); letter-spacing: 0.06em; text-transform: uppercase; }
.header-nav-left a:hover { color: var(--color-text); }

.header-logo {
  position: absolute; left: 50%; transform: translateX(-50%);
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 400;
  letter-spacing: 0.04em; color: var(--color-text);
}

.header-right { display: flex; align-items: center; gap: var(--space-4); }

.btn-subscribe {
  font-size: var(--text-xs); font-weight: 500; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-text-inverse);
  background: #3a3835; padding: 0.45rem var(--space-6);
  border: 1px solid #3a3835;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.btn-subscribe:hover { background: var(--color-pink); border-color: var(--color-pink); color: white; }

.theme-toggle {
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  color: var(--color-text-muted); border-radius: 50%;
  transition: color var(--transition), background var(--transition);
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-divider); }

.header-accent-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-pink) 30%, var(--color-pink) 70%, transparent);
  opacity: 0.4;
}

/* ─── HERO ────────────────────────────────── */
.hero-section {
  position: relative; width: 100%; min-height: 88vh;
  display: flex; align-items: flex-end; overflow: hidden;
}
.hero-image-wrap { position: absolute; inset: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(20,18,16,0.90) 0%, rgba(20,18,16,0.5) 40%, rgba(20,18,16,0.1) 100%);
}
[data-theme='light'] .hero-overlay {
  background: linear-gradient(to top, rgba(20,18,16,0.82) 0%, rgba(20,18,16,0.45) 45%, rgba(20,18,16,0.08) 100%);
}

.hero-content {
  position: relative; z-index: 2;
  max-width: var(--content-wide); margin-inline: auto; width: 100%;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-32));
  padding-top: var(--space-24);
}

.hero-meta { display: flex; align-items: center; margin-bottom: var(--space-6); }
.hero-meta .tag {
  background: rgba(232,160,188,0.15);
  border: 1px solid rgba(232,160,188,0.4);
  padding: 0.25rem 0.75rem;
  color: var(--color-pink); letter-spacing: 0.12em;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 1rem + 4vw, 5.5rem);
  font-weight: 400; line-height: 1.08; color: #f7f4ef;
  max-width: 18ch; margin-bottom: var(--space-6); letter-spacing: -0.01em;
}

.hero-excerpt {
  font-family: var(--font-body); font-size: var(--text-base);
  color: rgba(232,228,222,0.75); max-width: 54ch;
  line-height: 1.65; margin-bottom: var(--space-8);
}

.hero-read-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-body); font-size: var(--text-sm); font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-pink);
  border-bottom: 1px solid var(--color-pink); padding-bottom: 2px;
  transition: gap var(--transition), color var(--transition);
}
.hero-read-link:hover { gap: var(--space-4); color: var(--color-pink-deep); }
.hero-read-link:hover .arrow { transform: translateX(4px); }

/* ─── TOPICS ──────────────────────────────── */
.topics-section { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); border-bottom: 1px solid var(--color-divider); }

.topics-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 1px; background: var(--color-border); border: 1px solid var(--color-border);
}

.topic-card {
  background: var(--color-bg); padding: var(--space-8) var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-6);
  transition: background var(--transition); color: var(--color-text); min-height: 200px;
}
.topic-card:hover { background: var(--color-pink-pale); }
.topic-card:hover .topic-arrow { color: var(--color-pink); transform: translateX(4px); }

.topic-number { font-family: var(--font-display); font-size: var(--text-sm); color: var(--color-pink); font-style: italic; letter-spacing: 0.04em; }
.topic-content { flex: 1; }
.topic-title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; margin-bottom: var(--space-3); line-height: 1.2; }
.topic-desc { font-family: var(--font-body); font-size: var(--text-xs); color: var(--color-text-muted); line-height: 1.6; }
.topic-arrow { font-size: var(--text-base); color: var(--color-text-faint); align-self: flex-end; transition: transform var(--transition), color var(--transition); }

/* ─── ESSAYS ──────────────────────────────── */
.essays-section { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); border-bottom: 1px solid var(--color-divider); }
.essays-header { margin-bottom: var(--space-10); }

.essays-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--color-border); border: 1px solid var(--color-border);
}

.essay-card {
  background: var(--color-bg); padding: var(--space-10) var(--space-8);
  display: flex; flex-direction: column; gap: var(--space-4);
  transition: background var(--transition);
}
.essay-card:hover { background: var(--color-surface); }

.essay-card--featured {
  grid-column: 1; grid-row: 1 / 3;
  padding: var(--space-12) var(--space-10);
  border-right: 1px solid var(--color-border);
}

.essay-tag-row { display: flex; align-items: center; gap: var(--space-4); }

.essay-title { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 400; line-height: 1.15; color: var(--color-text); flex: 1; }
.essay-card--featured .essay-title { font-size: clamp(1.6rem, 1rem + 1.8vw, 2.8rem); }

.essay-excerpt { font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.65; flex: 1; }

.read-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-body); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted);
  margin-top: auto; padding-top: var(--space-4); border-top: 1px solid var(--color-divider);
  transition: color var(--transition);
}
.read-link:hover { color: var(--color-pink); }
.read-link:hover .arrow { transform: translateX(4px); }

/* ─── ABOUT ───────────────────────────────── */
.about-section { overflow: hidden; border-bottom: 1px solid var(--color-divider); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; min-height: 600px; }

.about-image-wrap { overflow: hidden; position: relative; }
.about-img {
  width: 100%; height: 100%; object-fit: cover; object-position: center top;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
  filter: grayscale(1) contrast(1.08) brightness(0.97);
}
.about-image-wrap:hover .about-img { transform: scale(1.03); }

.about-text {
  padding: clamp(var(--space-12), 6vw, var(--space-24)) clamp(var(--space-8), 5vw, var(--space-20));
  display: flex; flex-direction: column; justify-content: center;
  background: var(--color-surface);
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 1rem + 2vw, 3rem);
  font-weight: 400; line-height: 1.18; margin-bottom: var(--space-6); color: var(--color-text);
}

.about-body {
  font-family: var(--font-body); font-size: var(--text-base);
  color: var(--color-text-muted); line-height: 1.8; max-width: 52ch;
  margin-bottom: var(--space-4);
}

.btn-primary {
  display: inline-flex; align-items: center; gap: var(--space-2);
  margin-top: var(--space-8); font-family: var(--font-body);
  font-size: var(--text-sm); font-weight: 500; letter-spacing: 0.06em;
  color: #f0ede8; background: #3a3835;
  padding: 0.7rem var(--space-8); border: 1px solid #3a3835; align-self: flex-start;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.btn-primary:hover { background: var(--color-pink); border-color: var(--color-pink); color: white; }

/* ─── NEWSLETTER ──────────────────────────── */
.newsletter-section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: #3a3835;
}
[data-theme='dark'] .newsletter-section { background: var(--color-surface); border-top: 1px solid var(--color-border); }

.newsletter-accent-bar { width: 48px; height: 2px; background: var(--color-pink); margin-bottom: var(--space-10); }

.newsletter-content {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20)); align-items: start;
}

.newsletter-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1rem + 2.5vw, 4rem);
  font-weight: 400; color: #f0ede8; line-height: 1.12; margin-bottom: var(--space-4);
}
[data-theme='dark'] .newsletter-title { color: var(--color-text); }

.newsletter-sub {
  font-family: var(--font-body); font-size: var(--text-base);
  color: rgba(232,228,222,0.6); line-height: 1.7; max-width: 52ch;
}
[data-theme='dark'] .newsletter-sub { color: var(--color-text-muted); }

.newsletter-form { display: flex; flex-direction: column; gap: var(--space-3); justify-content: center; }

.newsletter-input-group { display: flex; border: 1px solid rgba(232,228,222,0.2); overflow: hidden; }
[data-theme='dark'] .newsletter-input-group { border-color: var(--color-border); }

.newsletter-input {
  flex: 1; padding: var(--space-4) var(--space-6);
  background: rgba(255,255,255,0.07); border: none;
  font-family: var(--font-body); font-size: var(--text-sm); color: #f7f4ef; outline: none;
}
[data-theme='dark'] .newsletter-input { background: var(--color-bg); color: var(--color-text); }
.newsletter-input::placeholder { color: rgba(232,228,222,0.35); }
[data-theme='dark'] .newsletter-input::placeholder { color: var(--color-text-faint); }

.newsletter-btn {
  padding: var(--space-4) var(--space-8); background: var(--color-pink); color: white;
  font-family: var(--font-body); font-size: var(--text-xs); font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; border: none; cursor: pointer;
  transition: background var(--transition); white-space: nowrap;
}
.newsletter-btn:hover { background: var(--color-pink-deep); }

.newsletter-disclaimer { font-family: var(--font-body); font-size: var(--text-xs); color: rgba(232,228,222,0.35); letter-spacing: 0.04em; }
[data-theme='dark'] .newsletter-disclaimer { color: var(--color-text-faint); }

.newsletter-success {
  display: none; font-family: var(--font-display);
  font-size: var(--text-lg); font-style: italic; color: var(--color-pink);
}

/* ─── FOOTER ──────────────────────────────── */
.footer { background: var(--color-surface); border-top: 1px solid var(--color-divider); }

.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; padding-block: var(--space-12); gap: var(--space-8); }

.footer-logo { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 400; letter-spacing: 0.02em; color: var(--color-text); display: block; margin-bottom: var(--space-3); }
.footer-tagline { font-family: var(--font-body); font-size: var(--text-xs); color: var(--color-text-muted); max-width: 36ch; line-height: 1.6; }

.footer-nav { display: flex; flex-direction: column; gap: var(--space-3); text-align: right; }
.footer-nav a { font-family: var(--font-body); font-size: var(--text-sm); color: var(--color-text-muted); letter-spacing: 0.06em; text-transform: uppercase; transition: color var(--transition); }
.footer-nav a:hover { color: var(--color-pink); }

.footer-bottom { border-top: 1px solid var(--color-divider); padding-block: var(--space-6); }
.footer-bottom .container { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-body); font-size: var(--text-xs); color: var(--color-text-faint); }
.footer-pink-dot { color: var(--color-pink); }

/* ─── RESPONSIVE ──────────────────────────── */
@media (max-width: 900px) {
  .header-nav-left { display: none; }
  .header-logo { position: static; transform: none; }
  .topics-grid { grid-template-columns: 1fr 1fr; }
  .topic-card--large { grid-column: 1 / -1; }
  .essays-grid { grid-template-columns: 1fr; }
  .essay-card--featured { grid-column: 1; grid-row: auto; border-right: none; border-bottom: 1px solid var(--color-border); }
  .about-grid { grid-template-columns: 1fr; }
  .about-image-wrap { height: 420px; }
  .newsletter-content { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-nav { flex-direction: row; flex-wrap: wrap; text-align: left; gap: var(--space-4) var(--space-6); }
}

@media (max-width: 600px) {
  .hero-section { min-height: 100svh; }
  .topics-grid { grid-template-columns: 1fr; }
  .topic-card--large { grid-column: 1; }
  .newsletter-input-group { flex-direction: column; }
  .newsletter-btn { width: 100%; }
  .btn-subscribe { display: none; }
}