/* =========================================================
   Model Komunitas Indonesia — Stylesheet
   ========================================================= */

:root {
  --primary: #6c5ce7;
  --primary-dark: #5a4bd1;
  --secondary: #fd79a8;
  --dark: #1e1b2e;
  --dark-soft: #2d2845;
  --text: #44405a;
  --muted: #8f8aa3;
  --bg: #f7f5ff;
  --white: #ffffff;
  --border: #e8e4f5;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(60, 40, 150, 0.08);
  --font: 'Poppins', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ---------- Layout ---------- */
.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

.section {
  padding: 80px 0;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-desc {
  max-width: 620px;
  color: var(--muted);
  margin-bottom: 36px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--dark);
}

.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline-dark:hover {
  background: var(--primary);
  color: var(--white);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--dark);
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: grid;
  place-items: center;
  color: var(--white);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.nav-cta {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--dark);
  border-radius: 2px;
  margin: 5px 0;
  transition: 0.2s;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, #2d2845 0%, #4a3f8f 60%, #6c5ce7 100%);
  color: var(--white);
  padding: 90px 0 110px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(253, 121, 168, 0.35), transparent 65%);
  top: -160px;
  right: -120px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.85rem;
  margin-bottom: 22px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7bed9f;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 18px;
}

.hero h1 .grad {
  background: linear-gradient(90deg, #fd79a8, #ffd700);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: 22px 14px;
  text-align: center;
  backdrop-filter: blur(6px);
}

.stat-card .num {
  font-size: 1.9rem;
  font-weight: 700;
  background: linear-gradient(90deg, #fff, #fd79a8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-card .lbl {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.75);
}

/* ---------- Cards / Grids ---------- */
.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(60, 40, 150, 0.14);
}

.card-img {
  height: 210px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--secondary);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}

.card-body {
  padding: 20px;
}

.card-body h3 {
  color: var(--dark);
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.card-body .sub {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.card-body p {
  font-size: 0.92rem;
  color: var(--muted);
}

.card-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.card-footer .meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ---------- Photos grid ---------- */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.photo-item {
  aspect-ratio: 3 / 4;
  background-size: cover;
  background-position: center;
  border-radius: 14px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.photo-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 27, 46, 0.55), transparent 45%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.photo-item span {
  position: absolute;
  bottom: 12px;
  left: 14px;
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(6px);
  transition: 0.25s ease;
  z-index: 1;
}

.photo-item:hover::after,
.photo-item:hover span {
  opacity: 1;
}

.photo-item:hover span {
  transform: translateY(0);
}

/* ---------- Features ---------- */
.feature {
  padding: 28px;
}

.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  background: #efeaff;
  color: var(--primary);
  margin-bottom: 16px;
}

.feature h3 {
  color: var(--dark);
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.feature p {
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(135deg, #6c5ce7, #fd79a8);
  border-radius: 24px;
  padding: 60px 48px;
  text-align: center;
  color: var(--white);
  box-shadow: 0 20px 50px rgba(108, 92, 231, 0.35);
}

.cta h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
}

.cta p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 560px;
  margin: 0 auto 30px;
}

.cta .btn-primary {
  background: var(--white);
  color: var(--primary);
}

.cta .btn-primary:hover {
  background: var(--dark);
  color: var(--white);
}

/* ---------- Page header ---------- */
.page-header {
  background: linear-gradient(135deg, #2d2845, #6c5ce7);
  color: var(--white);
  padding: 70px 0;
  text-align: center;
}

.page-header h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 10px;
}

.page-header p {
  color: rgba(255, 255, 255, 0.8);
}

/* ---------- Timeline / Agenda ---------- */
.agenda-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.agenda-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  gap: 24px;
  align-items: center;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.agenda-item:hover {
  transform: translateX(6px);
}

.agenda-date {
  flex: 0 0 96px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  border-radius: 14px;
  text-align: center;
  padding: 14px 8px;
}

.agenda-date .day {
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.1;
}

.agenda-date .month {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

.agenda-info {
  flex: 1;
}

.agenda-info h3 {
  color: var(--dark);
  margin-bottom: 4px;
}

.agenda-info .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 6px;
}

.agenda-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.status-open {
  background: #e7f9ee;
  color: #1fa35c;
}

.status-full {
  background: #fdeaea;
  color: #d64545;
}

.status-done {
  background: #eef0f6;
  color: #7a7f96;
}

/* ---------- Form ---------- */
.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
  max-width: 640px;
  margin: 0 auto;
}

.form-card h2 {
  color: var(--dark);
  margin-bottom: 6px;
}

.form-card .form-desc {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--dark);
  margin-bottom: 6px;
}

.form-group label span {
  color: var(--secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color 0.2s ease;
}

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

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-note {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
}

.alert {
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 0.92rem;
  margin-bottom: 20px;
  border: 1px solid;
}

.alert-success {
  background: #e7f9ee;
  color: #1fa35c;
  border-color: #b5ecd0;
}

.alert-error {
  background: #fdeaea;
  color: #d64545;
  border-color: #f5c6c6;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: #b9b4d6;
  padding: 60px 0 0;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 40px;
}

.site-footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 14px;
}

.site-footer .brand {
  color: var(--white);
  margin-bottom: 12px;
}

.site-footer ul {
  list-style: none;
}

.site-footer ul li {
  margin-bottom: 8px;
}

.site-footer ul a {
  color: #b9b4d6;
  font-size: 0.92rem;
}

.site-footer ul a:hover {
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
  text-align: center;
  font-size: 0.85rem;
  color: #8d88ad;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .photo-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 56px 0;
  }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 6px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    transform: translateY(-130%);
    transition: transform 0.3s ease;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-links li {
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 12px;
  }

  .nav-toggle {
    display: block;
  }

  .grid-3,
  .grid-2,
  .photo-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .agenda-item {
    flex-direction: column;
    text-align: center;
  }

  .agenda-date {
    flex-basis: auto;
    width: 96px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta {
    padding: 40px 24px;
  }
}