/* ==========================================================================
   El Shaddai Assemblies of God Church - Design System
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  --color-primary: #1a3a8a;
  --color-primary-dark: #0f2a5c;
  --color-primary-light: #2d5db8;
  --color-secondary: #F59E0B;
  --color-accent: #D97706;
  --color-text: #0F172A;
  --color-text-light: #334155;
  --color-text-muted: #475569;
  --color-background: #F8FAFC;
  --color-background-alt: #FFFFFF;
  --color-background-subtle: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-light: #CBD5E1;
  --color-success: #27ae60;
  --color-error: #c0392b;
  --color-warning: #f39c12;
  --font-primary: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-heading: Georgia, 'Times New Roman', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --header-height: 70px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p { margin-bottom: var(--space-md); }
ul, ol { padding-left: var(--space-lg); }

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

.container--narrow { max-width: var(--max-width-narrow); }
main { flex: 1; }
.section { padding: var(--space-4xl) 0; }
.section--alt { background-color: var(--color-background-alt); }
.section--small { padding: var(--space-2xl) 0; }

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border-light);
  height: var(--header-height);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  line-height: 1.2;
}

.logo__icon {
  flex-shrink: 0;
  color: var(--color-primary);
}

.logo__text {
  display: block;
  line-height: 1.2;
}

.logo__subtext {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--color-text-muted);
  font-family: var(--font-primary);
  line-height: 1.3;
}

.nav { display: flex; align-items: center; gap: var(--space-xl); }
.nav__list { display: flex; list-style: none; padding: 0; margin: 0; gap: var(--space-lg); }
.nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-sm) 0;
  position: relative;
  text-decoration: none;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link--active::after { width: 100%; }
.nav__link:hover { color: var(--color-primary); }
.nav__link--active { color: var(--color-primary); }

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 101;
}

.nav__toggle-icon {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  position: relative;
  transition: background-color var(--transition-fast);
}

.nav__toggle-icon::before,
.nav__toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-base);
}

.nav__toggle-icon::before { top: -8px; }
.nav__toggle-icon::after { bottom: -8px; }

.nav__toggle[aria-expanded="true"] .nav__toggle-icon { background-color: transparent; }
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::before { transform: rotate(45deg) translate(5px, 6px); }
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::after { transform: rotate(-45deg) translate(5px, -6px); }

.nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base);
  z-index: 99;
  display: block;
}

.nav-overlay.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

@media (max-width: 768px) {
  .nav__toggle { display: block; }
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background-color: var(--color-background);
    padding: calc(var(--header-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
    box-shadow: var(--shadow-xl);
    z-index: 100;
  }
  .nav.is-open { transform: translateX(0); }
  .nav__list { flex-direction: column; width: 100%; gap: 0; }
  .nav__item { border-bottom: 1px solid var(--color-border-light); }
  .nav__link { display: block; padding: var(--space-md) 0; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
}

.btn:focus { outline: 2px solid var(--color-secondary); outline-offset: 2px; }
.btn--primary { background-color: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn--primary:hover { background-color: var(--color-primary-dark); border-color: var(--color-primary-dark); color: #fff; }
.btn--secondary { background-color: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--secondary:hover { background-color: var(--color-primary); color: #fff; }
.btn--accent { background-color: var(--color-secondary); color: var(--color-primary-dark); border-color: var(--color-secondary); }
.btn--accent:hover { background-color: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.btn--small { padding: var(--space-sm) var(--space-md); font-size: var(--font-size-xs); min-height: 36px; }
.btn--large { padding: var(--space-lg) var(--space-2xl); font-size: var(--font-size-base); }
.btn--full { width: 100%; }

/* Hero */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  overflow: hidden;
}

.hero__background { position: absolute; inset: 0; z-index: -1; }
.hero__background img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 58, 138, 0.9) 0%, rgba(15, 42, 92, 0.85) 100%);
}

.hero__content { position: relative; z-index: 1; max-width: 800px; }
.hero__title { font-size: var(--font-size-5xl); color: #fff; margin-bottom: var(--space-md); line-height: 1.1; }
.hero__subtitle { font-size: var(--font-size-xl); color: rgba(255, 255, 255, 0.9); margin-bottom: var(--space-xl); line-height: 1.5; }
.hero__cta { display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap; }

@media (max-width: 768px) {
  .hero { min-height: 60vh; padding: var(--space-2xl) var(--space-md); }
  .hero__title { font-size: var(--font-size-3xl); }
  .hero__subtitle { font-size: var(--font-size-lg); }
  .hero__cta { flex-direction: column; align-items: center; }
  .hero__cta .btn { width: 100%; max-width: 280px; }
}

/* Cards */
.card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card__image { aspect-ratio: 16 / 9; overflow: hidden; }
.card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.card:hover .card__image img { transform: scale(1.05); }
.card__content { padding: var(--space-lg); }
.card__category {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-secondary);
  background-color: var(--color-background-subtle);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
}

.card__title { font-size: var(--font-size-lg); margin-bottom: var(--space-sm); }
.card__title a { color: inherit; text-decoration: none; }
.card__title a:hover { color: var(--color-primary); }
.card__excerpt { font-size: var(--font-size-sm); color: var(--color-text-light); margin-bottom: var(--space-md); }
.card__meta { display: flex; align-items: center; gap: var(--space-md); font-size: var(--font-size-sm); color: var(--color-text-muted); }
.card--event { position: relative; }
.card--event .card__date-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  text-align: center;
  min-width: 70px;
}

.card--event .card__date-badge .day { font-size: var(--font-size-2xl); font-weight: 700; line-height: 1; display: block; }
.card--event .card__date-badge .month { font-size: var(--font-size-xs); text-transform: uppercase; letter-spacing: 0.05em; }
.card--media { text-align: center; }
.card--media .card__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-md);
  background-color: var(--color-background-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Grids */
.grid { display: grid; gap: var(--space-lg); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

/* Sections */
.section-header { text-align: center; max-width: 700px; margin: 0 auto var(--space-3xl); }
.section-header__title { margin-bottom: var(--space-md); }
.section-header__subtitle { color: var(--color-text-light); font-size: var(--font-size-lg); }

/* Feature List */
.feature-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-xl); }
.feature {
  text-align: center;
  padding: var(--space-xl);
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.feature:hover { box-shadow: var(--shadow-md); }
.feature__icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-lg);
  background-color: var(--color-background-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature__title { margin-bottom: var(--space-sm); }
.feature__text { color: var(--color-text-light); font-size: var(--font-size-sm); }

/* Event Filters */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  justify-content: center;
}

.filter-btn {
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn--active {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.filter-btn:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

.event-card {
  display: none;
}

.event-card.is-visible {
  display: block;
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Forms */
.form-group { margin-bottom: var(--space-lg); }
.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  font-size: var(--font-size-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-background);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.1);
}

.form-input[aria-invalid="true"],
.form-textarea[aria-invalid="true"] {
  border-color: var(--color-error);
}

.form-error {
  display: none;
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

.form-error.is-visible { display: block; }
.form-checkbox { display: flex; align-items: flex-start; gap: var(--space-sm); }
.form-checkbox input { margin-top: 0.25rem; }
.form-checkbox label { font-size: var(--font-size-sm); }

/* Alert Boxes */
.alert {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
}

.alert--info {
  background-color: rgba(29, 78, 216, 0.1);
  border-left: 4px solid var(--color-primary);
}

.alert--warning {
  background-color: rgba(243, 156, 18, 0.1);
  border-left: 4px solid var(--color-warning);
}

.alert--error {
  background-color: rgba(192, 57, 43, 0.1);
  border-left: 4px solid var(--color-error);
}

.alert--success {
  background-color: rgba(39, 174, 96, 0.1);
  border-left: 4px solid var(--color-success);
}

.alert__title { font-weight: 600; margin-bottom: var(--space-sm); }
.alert__text { font-size: var(--font-size-sm); }

/* Accordion */
.accordion { border-top: 1px solid var(--color-border-light); }
.accordion__item { border-bottom: 1px solid var(--color-border-light); }
.accordion__header {
  width: 100%;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-align: left;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.accordion__header:hover { color: var(--color-primary); }
.accordion__header:focus { outline: 2px solid var(--color-secondary); outline-offset: 2px; border-radius: var(--radius-sm); }
.accordion__icon {
  width: 24px;
  height: 24px;
  transition: transform var(--transition-base);
}

.accordion__header[aria-expanded="true"] .accordion__icon { transform: rotate(180deg); }
.accordion__content {
  display: none;
  padding: 0 0 var(--space-lg);
}

.accordion__content.is-open { display: block; }
.accordion__content p:last-child { margin-bottom: 0; }

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-background);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  padding: var(--space-lg);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.cookie-banner.is-visible { transform: translateY(0); }
.cookie-banner__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.cookie-banner__text { flex: 1; min-width: 280px; }
.cookie-banner__text p { margin: 0; font-size: var(--font-size-sm); }
.cookie-banner__actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; }

/* Footer */
.footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2xl);
}

.footer__col h3 { color: #fff; font-size: var(--font-size-lg); margin-bottom: var(--space-md); }
.footer__col p { font-size: var(--font-size-sm); margin-bottom: var(--space-sm); }
.footer__col a { color: rgba(255, 255, 255, 0.8); }
.footer__col a:hover { color: #fff; }
.footer__nav { list-style: none; padding: 0; margin: 0; }
.footer__nav li { margin-bottom: var(--space-sm); }
.footer__nav a { font-size: var(--font-size-sm); }
.footer__nav--2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xs) var(--space-md);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: var(--space-2xl) auto 0;
  padding: var(--space-lg) var(--space-lg) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__copyright { font-size: var(--font-size-sm); }
.footer__design { font-size: var(--font-size-sm); }
.footer__design a { color: rgba(255, 255, 255, 0.6); }
.footer__design a:hover { color: #fff; }

@media (max-width: 768px) {
  .footer__bottom { flex-direction: column; text-align: center; }
}

/* Contact Info */
.contact-info { list-style: none; padding: 0; margin: 0; }
.contact-info li { display: flex; align-items: flex-start; gap: var(--space-md); margin-bottom: var(--space-md); }
.contact-info__icon { width: 24px; height: 24px; flex-shrink: 0; color: var(--color-secondary); }
.contact-info__text { font-size: var(--font-size-sm); }

/* Map Link */
.map-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-background-subtle);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

.map-link:hover { background-color: var(--color-background-alt); color: var(--color-primary); }

/* Quick Contact */
.quick-contact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

.quick-contact__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
}

.quick-contact__icon { color: var(--color-secondary); }

/* Breadcrumb */
.breadcrumb { padding: var(--space-lg) 0; background-color: var(--color-background-alt); }
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
}

.breadcrumb__item { display: flex; align-items: center; gap: var(--space-sm); }
.breadcrumb__item::after { content: '/'; color: var(--color-text-muted); }
.breadcrumb__item:last-child::after { display: none; }
.breadcrumb__link { color: var(--color-text-light); }
.breadcrumb__link:hover { color: var(--color-primary); }
.breadcrumb__current { color: var(--color-text-muted); }

/* Page Header */
.page-header {
  padding: var(--space-3xl) 0;
  background-color: var(--color-background-alt);
  text-align: center;
}

.page-header__title { margin-bottom: var(--space-sm); }
.page-header__subtitle { color: var(--color-text-light); font-size: var(--font-size-lg); }

/* Responsive adjustments */
@media (max-width: 768px) {
  .page-header { padding: var(--space-2xl) 0; }
  .page-header__title { font-size: var(--font-size-3xl); }
}

/* Hidden for screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus { top: var(--space-md); }