/* ================================================================
   PARSELION — Design Tokens & Component Styles
   Brand: Gold/Tan (#C4A265) with dark navy backgrounds
   Style: Modern & Minimal, data-intelligence aesthetic
   ================================================================ */

/* --- 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,     0.95rem + 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);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing (4px base) */
  --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;

  /* Radius */
  --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 widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Font families */
  --font-display: 'General Sans', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* --- LIGHT MODE (default) --- */
:root, [data-theme="light"] {
  --color-bg:             #FAFAF7;
  --color-surface:        #FFFFFF;
  --color-surface-2:      #F5F4F0;
  --color-surface-offset: #EEEDEA;
  --color-border:         #DDD9D0;
  --color-divider:        #E5E2DC;

  --color-text:           #1A1A1A;
  --color-text-muted:     #6B6B6B;
  --color-text-faint:     #A3A3A3;
  --color-text-inverse:   #FAFAF7;

  --color-primary:        #C4A265;
  --color-primary-hover:  #B08D50;
  --color-primary-active: #9A7A3F;
  --color-primary-light:  rgba(196, 162, 101, 0.12);

  --color-dark:           #1A1A1A;
  --color-dark-surface:   #242424;

  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.06);
  --shadow-md: 0 4px 12px rgba(26, 26, 26, 0.08);
  --shadow-lg: 0 12px 32px rgba(26, 26, 26, 0.12);
}

/* --- DARK MODE --- */
[data-theme="dark"] {
  --color-bg:             #0F0F0F;
  --color-surface:        #1A1A1A;
  --color-surface-2:      #222222;
  --color-surface-offset: #2A2A2A;
  --color-border:         #333333;
  --color-divider:        #2A2A2A;

  --color-text:           #E8E6E1;
  --color-text-muted:     #9A9A9A;
  --color-text-faint:     #5A5A5A;
  --color-text-inverse:   #0F0F0F;

  --color-primary:        #D4B477;
  --color-primary-hover:  #C4A265;
  --color-primary-active: #B08D50;
  --color-primary-light:  rgba(212, 180, 119, 0.12);

  --color-dark:           #E8E6E1;
  --color-dark-surface:   #1A1A1A;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #0F0F0F;
    --color-surface:        #1A1A1A;
    --color-surface-2:      #222222;
    --color-surface-offset: #2A2A2A;
    --color-border:         #333333;
    --color-divider:        #2A2A2A;
    --color-text:           #E8E6E1;
    --color-text-muted:     #9A9A9A;
    --color-text-faint:     #5A5A5A;
    --color-text-inverse:   #0F0F0F;
    --color-primary:        #D4B477;
    --color-primary-hover:  #C4A265;
    --color-primary-active: #B08D50;
    --color-primary-light:  rgba(212, 180, 119, 0.12);
    --color-dark:           #E8E6E1;
    --color-dark-surface:   #1A1A1A;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

/* ================================================================
   LAYOUT
   ================================================================ */

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

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

/* ================================================================
   HEADER / NAV
   ================================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.site-header__logo img {
  height: 36px;
  width: auto;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.site-header__nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.site-header__nav a:hover {
  color: var(--color-primary);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  padding: var(--space-2);
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s, opacity 0.3s;
}

@media (max-width: 768px) {
  .site-header__nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
  }

  .site-header__nav.active {
    display: flex;
  }

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

/* ================================================================
   HERO
   ================================================================ */

.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  text-align: center;
}

.hero__tagline {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  max-width: 18ch;
  margin-inline: auto;
  line-height: 1.1;
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
}

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

/* ================================================================
   SECTION
   ================================================================ */

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section--alt {
  background: var(--color-surface-2);
}

.section--dark {
  background: var(--color-dark);
  color: var(--color-text-inverse);
}

.section--dark .section__subtitle {
  color: rgba(250, 250, 247, 0.6);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-16));
}

.section__eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 55ch;
  margin-inline: auto;
}

/* ================================================================
   NEWSLETTER / ARTICLES
   ================================================================ */

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.article-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--color-surface-2);
}

.article-card__body {
  padding: var(--space-5);
}

.article-card__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.article-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* Newsletter subscribe bar */
.subscribe-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: clamp(var(--space-8), 4vw, var(--space-12));
  padding: var(--space-6);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.subscribe-bar__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.subscribe-bar__form {
  display: flex;
  gap: var(--space-2);
}

.subscribe-bar__input {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: var(--text-sm);
  min-width: 260px;
}

.subscribe-bar__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.subscribe-bar__btn {
  padding: var(--space-2) var(--space-6);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.subscribe-bar__btn:hover {
  background: var(--color-primary-hover);
}

/* ================================================================
   MAP / DATA SECTION
   ================================================================ */

.map-wrapper {
  position: relative;
  width: 100%;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

@media (max-width: 768px) {
  .map-wrapper {
    height: 350px;
  }
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.stat-card {
  text-align: center;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat-card__value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums lining-nums;
}

.stat-card__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-1);
}

/* Map legend */
.map-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.map-legend__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.map-legend__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

/* ================================================================
   ABOUT / CONTACT
   ================================================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: start;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about__text h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.about__text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.services-list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-4);
}

.services-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.services-list li:last-child {
  border-bottom: none;
}

.services-list__icon {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-group label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-submit {
  align-self: flex-start;
  padding: var(--space-3) var(--space-8);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.form-submit:hover {
  background: var(--color-primary-hover);
}

/* ================================================================
   FOOTER
   ================================================================ */

.site-footer {
  padding-block: var(--space-10);
  border-top: 1px solid var(--color-divider);
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

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

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

.site-footer__links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
}

.site-footer__links a:hover {
  color: var(--color-primary);
}

/* ================================================================
   UTILITY & ANIMATION
   ================================================================ */

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Gold accent divider */
.accent-divider {
  width: 48px;
  height: 3px;
  background: var(--color-primary);
  margin: var(--space-4) auto;
  border-radius: var(--radius-full);
}

/* Map popup override */
.maplibregl-popup-content {
  background: var(--color-surface) !important;
  color: var(--color-text) !important;
  border-radius: var(--radius-md) !important;
  padding: var(--space-3) var(--space-4) !important;
  box-shadow: var(--shadow-lg) !important;
  font-family: var(--font-body) !important;
  font-size: var(--text-xs) !important;
  border: 1px solid var(--color-border) !important;
}

.maplibregl-popup-close-button {
  font-size: 16px !important;
  color: var(--color-text-muted) !important;
}

.maplibregl-popup-anchor-bottom .maplibregl-popup-tip {
  border-top-color: var(--color-surface) !important;
}

.popup-name {
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: 2px;
}

.popup-company {
  color: var(--color-primary);
  font-weight: 600;
}

.popup-detail {
  color: var(--color-text-muted);
  margin-top: 2px;
}