/* SEBA – Singapore Entertainment Business Association */

:root,
[data-theme="dark"] {
  --color-bg: #0f0f12;
  --color-surface: #18181c;
  --color-surface-alt: #1f1f24;
  --color-text: #e4e4e7;
  --color-text-muted: #a1a1aa;
  --color-accent: #f59e0b;
  --color-accent-hover: #fbbf24;
  --color-border: #27272a;
  --font-head: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-width: 1100px;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --radius: 8px;
  --radius-lg: 12px;
}

/* Light theme – BEA-inspired (https://clubs.marshall.usc.edu/bea/home/) */
[data-theme="light"] {
  --color-bg: #f8f9fa;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f3f5;
  --color-text: #1a1a2e;
  --color-text-muted: #495057;
  --color-accent: #990000;
  --color-accent-hover: #b30000;
  --color-border: #dee2e6;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

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

.link {
  font-weight: 500;
}

/* Layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.main-content {
  min-height: 60vh;
}

/* Header & Nav */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 100;
}

.main-nav .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
}

.nav-logo:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.logo-img {
  height: 70px;
  width: auto;
}

.logo-text {
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  margin: 0 auto;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-xs);
}

.nav-menu a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-text);
  background: var(--color-surface-alt);
  text-decoration: none;
}

.nav-menu a.active {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle.is-active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    gap: var(--space-xs);
    display: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  }

  .main-nav.nav-open .nav-menu,
  .nav-menu.is-open {
    display: flex;
  }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  transition: background 0.2s, color 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

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

[data-theme="light"] .btn-primary {
  color: #fff;
}

.btn-secondary {
  background: var(--color-surface-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

/* Hero */
.hero {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-bg {
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
}

.hero-bg .hero-title,
.hero-bg .hero-tagline,
.hero-bg .hero-intro {
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

[data-theme="light"] .hero-bg .hero-title,
[data-theme="light"] .hero-bg .hero-tagline,
[data-theme="light"] .hero-bg .hero-intro {
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5), 0 1px 4px rgba(0,0,0,0.4);
}

[data-theme="light"] .hero-bg .hero-tagline {
  color: rgba(255, 255, 255, 0.9);
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
}

.hero-intro {
  max-width: 36em;
  margin: 0 0 var(--space-xl);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
}

.section-title {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 var(--space-md);
}

.section-lead {
  color: var(--color-text-muted);
  max-width: 42em;
  margin: 0 0 var(--space-xl);
}

.section-cta {
  margin: var(--space-xl) 0 0;
}

/* Section backgrounds (home page) */
.mission-bg,
.featured-bg,
.news-bg,
.cta-bg {
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
}

.mission-bg .section-title,
.mission-bg .section-lead,
.mission-bg .mission-list,
.featured-bg .section-title,
.featured-bg .section-lead,
.news-bg .section-title,
.news-bg .section-lead,
.cta-bg .section-title,
.cta-bg .section-lead {
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

[data-theme="light"] .member-card,
[data-theme="light"] .event-card,
[data-theme="light"] .vm-card,
[data-theme="light"] .cta-block {
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* Mission */
.mission-list {
  margin: 0;
  padding-left: 1.25em;
  color: var(--color-text-muted);
}

.mission-list li {
  margin-bottom: var(--space-sm);
}

/* Member grid (home) */
.member-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.member-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.member-card:hover {
  border-color: var(--color-accent);
}

.member-card-image {
  aspect-ratio: 3/2;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.member-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-card-body {
  padding: var(--space-lg);
}

.member-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.member-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm);
}

.member-address {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
}

/* Events list (home) */
.events-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.event-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.event-date {
  font-size: 0.9rem;
  color: var(--color-accent);
}

.event-type {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-left: var(--space-sm);
}

.event-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  margin: var(--space-sm) 0;
}

.event-excerpt {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
  font-size: 0.95rem;
}

/* Promotions grid (home) */
.promotions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.promotion-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.promotion-image {
  margin: calc(var(--space-lg) * -1) calc(var(--space-lg) * -1) var(--space-md);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
}

.promotion-image img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.promotion-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm);
}

.promotion-desc {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
  font-size: 0.95rem;
}

/* CTA block */
.cta-block {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

/* Page header */
.page-header {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-lg);
}

.page-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
}

.page-lead {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin: 0;
}

/* Two-col layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

@media (max-width: 640px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.two-col h2 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  margin: 0 0 var(--space-md);
}

.styled-list {
  margin: 0 0 var(--space-lg);
  padding-left: 1.25em;
}

.styled-list li {
  margin-bottom: var(--space-sm);
}

/* Vision & Mission */
.vm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.vm-card {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.vm-card h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 var(--space-md);
  color: var(--color-accent);
}

.vm-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Committee */
.committee-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.committee-item {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

/* Filters */
.filter-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-md);
}

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

.filter-group label {
  font-size: 0.9rem;
  font-weight: 500;
}

.filter-actions {
  display: flex;
  gap: var(--space-sm);
}

.filter-select {
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  min-width: 160px;
}

.member-area {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-left: var(--space-sm);
}

/* Members directory */
.members-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.member-detail {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  scroll-margin-top: 5rem;
}

.member-detail.highlight {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.member-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

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

.member-detail-media img {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: var(--space-md);
}

.member-map {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface-alt);
}

.member-map iframe {
  display: block;
}

.member-detail-name {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  margin: var(--space-xs) 0 var(--space-md);
}

.member-detail-desc {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
  font-size: 0.95rem;
}

.member-detail-meta {
  margin: 0;
  display: grid;
  gap: var(--space-sm);
}

.member-detail-meta dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin: 0;
}

.member-detail-meta dd {
  margin: 0;
  font-size: 0.95rem;
}

.member-detail-meta a {
  color: var(--color-text);
}

.member-detail-meta a:hover {
  color: var(--color-accent);
}

.no-results {
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-2xl);
}

/* Events page */
.events-list.detail {
  gap: var(--space-xl);
}

.event-detail {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  scroll-margin-top: 5rem;
}

.event-detail-meta {
  margin-bottom: var(--space-sm);
}

.event-detail-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 var(--space-md);
}

.event-venue {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0 0 var(--space-md);
}

.event-full {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-top: var(--space-md);
}

/* Benefits */
.benefits-list {
  max-width: 36em;
}

/* Forms */
.membership-form,
.contact-form {
  max-width: 48em;
}

.form-section-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  margin: var(--space-xl) 0 var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}
.form-section-title:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.form-radio-group,
.form-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.form-radio,
.form-checkbox {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 400;
  cursor: pointer;
}

.form-hint {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
}

.declaration-text {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.declaration-text p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.owners-table-wrap {
  overflow-x: auto;
  margin-bottom: var(--space-lg);
}

.owners-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.owners-table th,
.owners-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border: 1px solid var(--color-border);
}
.owners-table th {
  background: var(--color-surface);
  font-weight: 600;
  color: var(--color-text-muted);
}
.owners-table input {
  width: 100%;
  min-width: 80px;
}

.signature-pad-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.signature-pad {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: transparent;
  cursor: crosshair;
  touch-action: none;
}

.btn-signature-clear,
#signature-clear {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  margin: 0;
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.85rem;
}

.form-checkbox-inline {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: 0;
  cursor: pointer;
}

.form-row .form-checkbox-inline input[type="checkbox"],
.form-checkbox-inline input[type="checkbox"] {
  width: auto;
  min-width: auto;
  flex-shrink: 0;
  margin: 0;
}

.form-checkbox-inline .checkbox-label {
  flex: 1;
}

.form-row {
  margin-bottom: var(--space-lg);
}

.form-row label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form-row .required {
  color: var(--color-accent);
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-actions {
  margin-top: var(--space-xl);
}

.form-message {
  padding: var(--space-lg);
  border-radius: var(--radius);
  margin-bottom: var(--space-xl);
}

.form-message.success {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
}

.form-message.error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

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

.contact-info h2,
.contact-form-wrap h2 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  margin: 0 0 var(--space-lg);
}

.contact-info h3 {
  font-size: 1rem;
  margin: var(--space-xl) 0 var(--space-md);
}

.contact-info p {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
}

.contact-map-wrap {
  margin-top: var(--space-lg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.contact-map {
  display: block;
  width: 100%;
  height: 220px;
  border: 0;
  background: var(--color-surface-alt);
}

.contact-map-link {
  display: inline-block;
  margin-top: var(--space-sm);
  font-size: 0.9rem;
}

@media (min-width: 769px) {
  .contact-map { height: 260px; }
}

.social-links a {
  margin-right: var(--space-sm);
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-3xl);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}

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

@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
}

.footer-brand .logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
}

.footer-brand .tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: var(--space-xs) 0 0;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-contact p {
  margin: 0 0 var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-contact a {
  color: var(--color-text);
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-social a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-lg);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Mobile-friendly enhancements */
@media (max-width: 640px) {
  .container { padding-left: var(--space-md); padding-right: var(--space-md); }
  .hero { padding: var(--space-xl) 0; }
  .section { padding: var(--space-xl) 0; }
  .member-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .promotions-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .vm-grid { grid-template-columns: 1fr; }
  .btn { padding: var(--space-md) var(--space-lg); min-height: 44px; }
  input, select, textarea { font-size: 16px; min-height: 44px; }
}