/* ==========================================================
   English Planet - Main Style
   ========================================================== */

:root {
  --bg-1: #0b1220;
  --bg-2: #172235;
  --card: rgba(20, 31, 49, 0.90);
  --gold: #d4af37;
  --gold-dark: #aa7c11;
  --text: #f8fafc;
  --muted: #b5c0cf;
  --border: rgba(212, 175, 55, 0.25);
  --danger: #ef4444;
  --success: #22c55e;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  background:
    radial-gradient(circle at top, rgba(212,175,55,.08), transparent 35%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2));
  color: var(--text);
  margin: 0;
  min-height: 100vh;
  direction: rtl;
}

button,
input,
select,
textarea {
  font: inherit;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  background: rgba(7, 13, 24, 0.94);
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
}

.nav-logo-container {
  display: flex;
  align-items: center;
  gap: 11px;
}

.nav-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold);
  box-shadow: 0 0 18px rgba(212,175,55,.20);
}

.nav-brand-text {
  font-size: 21px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: .4px;
}

.login-btn,
.primary-action {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #08111e;
  padding: 10px 20px;
  border-radius: 9px;
  text-decoration: none;
  font-weight: 800;
  border: 0;
  cursor: pointer;
  box-shadow: 0 5px 18px rgba(212,175,55,.18);
  transition: .25s ease;
}

.login-btn:hover,
.primary-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,175,55,.30);
}

.hero-section,
.page-container {
  width: min(94%, 760px);
  margin: 30px auto;
}

.hero-section {
  padding: 25px;
  background: var(--card);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 20px;
  box-shadow: 0 18px 45px rgba(0,0,0,.35);
  text-align: center;
}

.welcome-banner h1 {
  color: var(--gold);
  font-size: clamp(23px, 5vw, 32px);
  margin: 4px 0 8px;
}

.welcome-banner p {
  color: var(--muted);
  margin: 0 0 22px;
}

.teacher-card {
  background: rgba(8, 15, 27, .68);
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--border);
  margin-bottom: 20px;
}

.teacher-img {
  display: block;
  width: 100%;
  max-height: 390px;
  object-fit: cover;
  border-radius: 13px;
  border: 2px solid var(--gold);
  box-shadow: 0 8px 25px rgba(0,0,0,.4);
}

.teacher-card h2 {
  font-size: 21px;
  margin: 16px 0 7px;
}

.teacher-card p {
  color: #cbd5e1;
  margin: 0;
  line-height: 1.8;
}

.intro-card,
.status-card,
.empty-card,
.lesson-card,
.login-container,
.admin-container,
.content-page {
  background: rgba(15, 23, 42, .88);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}

.intro-card {
  padding: 18px;
  margin-bottom: 20px;
}

.intro-card h3 {
  color: var(--gold);
  margin-top: 0;
}

.intro-card p {
  color: var(--muted);
  line-height: 1.8;
}

.social-section {
  margin-top: 22px;
}

.social-section h3 {
  color: var(--gold);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 9px;
  flex-wrap: wrap;
}

.social-icon {
  color: #e5e7eb;
  text-decoration: none;
  padding: 8px 13px;
  background: rgba(212,175,55,.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: .25s;
}

.social-icon:hover {
  background: var(--gold);
  color: #0b1220;
}

.sections-container {
  width: min(94%, 760px);
  margin: 0 auto 45px;
}

.dropdown-box {
  margin-bottom: 14px;
}

.dropdown-btn {
  width: 100%;
  padding: 17px 20px;
  background: rgba(20, 31, 49, .94);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 12px;
  font-weight: 800;
  font-size: 17px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: .25s;
}

.dropdown-btn:hover {
  border-color: var(--gold);
}

.dropdown-content {
  display: none;
  margin-top: 7px;
  padding: 8px;
  background: rgba(7, 13, 24, .97);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.dropdown-content.show {
  display: block;
}

.dropdown-content button {
  width: 100%;
  display: block;
  text-align: right;
  padding: 13px 12px;
  color: #d8dee8;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  cursor: pointer;
}

.dropdown-content button:last-child {
  border-bottom: 0;
}

.dropdown-content button:hover {
  color: var(--gold);
  background: rgba(212,175,55,.07);
}

.status-card {
  padding: 20px;
  margin-top: 15px;
}

.status-card h3 {
  color: var(--gold);
  margin-top: 0;
}

.status-card.pending {
  border-color: rgba(234,179,8,.35);
}

.status-card.active {
  border-color: rgba(34,197,94,.35);
}

.status-card p {
  line-height: 1.8;
  color: var(--muted);
}

.status-card .primary-action {
  margin-top: 8px;
}

.page-container {
  padding-bottom: 40px;
}

.login-container,
.admin-container,
.content-page {
  padding: 26px;
}

.page-heading {
  text-align: center;
  margin-bottom: 24px;
}

.page-heading h1 {
  color: var(--gold);
  margin: 0 0 8px;
}

.page-heading p {
  color: var(--muted);
  line-height: 1.7;
}

.form-group {
  margin-bottom: 17px;
}

.form-group label {
  display: block;
  margin-bottom: 7px;
  color: #dbe4ef;
  font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  background: #0a1322;
  color: #fff;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 9px;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.form-group textarea {
  resize: vertical;
}

.btn-submit {
  width: 100%;
  padding: 13px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #08111e;
  border: 0;
  border-radius: 9px;
  font-weight: 900;
  cursor: pointer;
}

.btn-submit:disabled {
  opacity: .55;
  cursor: wait;
}

.payment-note {
  padding: 13px;
  margin-bottom: 16px;
  border-radius: 9px;
  border: 1px solid var(--gold);
  background: rgba(212,175,55,.08);
  color: #eef2f7;
  text-align: center;
  line-height: 1.8;
}

.toggle-mode {
  text-align: center;
  color: var(--muted);
  margin-top: 18px;
  font-size: 14px;
}

.toggle-mode a {
  color: var(--gold);
  font-weight: 800;
  text-decoration: none;
}

.error-msg,
.success-msg {
  display: none;
  padding: 11px;
  border-radius: 8px;
  margin-bottom: 15px;
  text-align: center;
  line-height: 1.6;
}

.error-msg {
  color: #fecaca;
  background: rgba(239,68,68,.10);
  border: 1px solid rgba(239,68,68,.30);
}

.success-msg {
  color: #bbf7d0;
  background: rgba(34,197,94,.10);
  border: 1px solid rgba(34,197,94,.30);
}

.lessons-grid {
  display: grid;
  gap: 14px;
}

.lesson-card {
  padding: 18px;
}

.lesson-type {
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
}

.lesson-card h3 {
  margin: 8px 0;
}

.lesson-card p {
  color: var(--muted);
  line-height: 1.7;
}

.lesson-card .primary-action {
  margin-top: 6px;
}

.empty-card {
  padding: 25px;
  text-align: center;
}

.empty-card h3 {
  color: var(--gold);
}

.empty-card p {
  color: var(--muted);
}

@media (max-width: 600px) {
  .navbar {
    padding: 10px 13px;
  }

  .nav-brand-text {
    font-size: 17px;
  }

  .nav-logo {
    width: 42px;
    height: 42px;
  }

  .login-btn {
    padding: 8px 12px;
    font-size: 13px;
  }

  .hero-section,
  .login-container,
  .admin-container,
  .content-page {
    padding: 17px;
  }

  .teacher-img {
    max-height: 300px;
  }
}