:root {
  --bg-light: #f8f6f2;
  --bg-alt: #f0f5f9;
  --card-bg: #ffffff;
  --accent-green: #2b6f4a;
  --accent-green-dark: #236038;
  --muted-gray: #6b6b6b;
  --danger-red: #ff4747;
  --danger-red-dark: #d93535;
  --prayer-bg: #f0fdf4;
  --prayer-border: #cce3d5;
  --prayer-bg-hover: #e9f9ef;
  --text-dark: #111111;
  --text-dark-alt: #222222;
  --text-light: white;
  --shadow-light: rgba(0, 0, 0, 0.06);
  --shadow-medium: rgba(0, 0, 0, 0.3);
  --shadow-strong: rgba(0, 0, 0, 0.4);
  --prayer-text-yellow: #ffe066;
  --header-gradient-start: #eaf8f0;
  --header-gradient-end: #ffffff;
  --login-bg-gradient: linear-gradient(to bottom, #0f2027, #203a43, #2c5364);
  --highlight-yellow: #ffcc00;
}

* {
  box-sizing: border-box;
  font-family: "Tajawal", sans-serif;
}

body {
  background: var(--bg-light);
  margin: 0;
  color: var(--text-dark);
  text-align: center;
}

/* Header */
header {
  padding: 5px 2px;
  background: linear-gradient(90deg, var(--header-gradient-start), var(--header-gradient-end));
  border-bottom: 4px solid var(--accent-green);
}

header h1 {
  margin: 0;
  font-size: 2.2rem;
  color: var(--accent-green);
}

header p {
  font-size: 1.1rem;
  color: var(--muted-gray);
  margin-top: 8px;
}

/* Container and Cards */
.container {
  max-width: 900px;
  margin: 20px auto;
  padding: 15px;
  display: grid;
  gap: 16px;
}

.card {
  background: var(--card-bg);
  padding: 16px;
  border-radius: 15px;
  box-shadow: 0 6px 18px var(--shadow-light);
  animation: fadeIn 1s ease;
}

/* Prayer boxes */
.prayer-box {
  padding: 12px;
  border-radius: 10px;
  margin: 8px 0;
  background: var(--prayer-bg);
  border: 1px solid var(--prayer-border);
  font-size: 1.1rem;
  transition: transform 0.3s ease, background 0.3s ease;
}

.prayer-box:hover {
  transform: scale(1.03);
  background: var(--prayer-bg-hover);
}

/* Buttons */
button {
  background: var(--accent-green);
  color: var(--text-light);
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.3s ease;
}

button:hover {
  background: var(--accent-green-dark);
}

/* Hadith styling */
.hadith {
  margin-top: 12px;
  font-style: italic;
  color: var(--muted-gray);
  border-right: 4px solid var(--accent-green);
  padding: 8px;
  background: #fbfffd;
  border-radius: 8px;
}

/* Footer */
.footer {
  text-align: center;
  padding: 12px;
  color: var(--muted-gray);
  font-size: 0.9rem;
  margin-top: 30px;
}

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

.moon {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, #ddd);
  margin: 20px auto;
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (min-width: 800px) {
  .container {
    grid-template-columns: 1fr 1fr;
  }
  .card#result {
    grid-column: 1/3;
  }
}

/* Login Page */
#login-body {
  margin: 0;
  font-family: "Tajawal", sans-serif;
  background: var(--bg-light);
  color: var(--text-light);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#login-card {
  background: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 8px 20px var(--shadow-medium);
  width: 320px;
  text-align: center;
  animation: fadeIn 1s ease;
}

#login-title {
  margin-bottom: 20px;
  font-size: 1.8rem;
  color: var(--accent-green);
}

#email,
#password {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 8px;
  border: none;
  outline: none;
  font-size: 1rem;
}

.btn {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.3s;
}

#btn-register {
  background-color: var(--accent-green);
  color: var(--text-light);
}

#btn-login {
  background-color: var(--accent-green);
  color: var(--text-light);
}

.btn:hover {
  opacity: 0.8;
}

/* Tracker Page */
#tracker-body {
  margin: 0;
  font-family: "Tajawal", sans-serif;
  background: var(--bg-light);
  color: var(--text-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}

#tracker-header {
  border-bottom: 3px solid var(--accent-green);
  max-width: 500px;
  text-align: center;
  margin-bottom: 25px;
}

#tracker-title {
  margin: 0;
  font-size: 2.2rem;
  color: var(--accent-green);
  padding: 10px 0;
}

#remaining-prayers-container {
  background: rgba(255, 255, 255, 0.1);
  width: 100%;
  max-width: 500px;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 8px 18px var(--shadow-strong);
  margin-bottom: 30px;
  min-height: 150px;
}

#remaining .prayer-box {
  background: rgba(255, 255, 255, 0.15);
  margin: 8px 0;
  padding: 10px 15px;
  border-radius: 10px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--accent-green);
}

#mark-prayer-section {
  display: flex;
  gap: 12px;
  width: 100%;
  max-width: 500px;
  margin-bottom: 30px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

#markPrayerSelect,
#markPrayerCount {
  padding: 10px;
  font-size: 1.1rem;
  border-radius: 10px;
  border: none;
  outline: none;
  min-width: 130px;
  text-align: center;
}

#markPrayerCount {
  max-width: 80px;
}

#btnMark {
  background-color: var(--accent-green);
  color: var(--text-light);
  padding: 12px 25px;
  font-size: 1.1rem;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#btnMark:hover {
  background-color: var(--accent-green-dark);
}

#logout-section {
  width: 100%;
  max-width: 500px;
  text-align: center;
}

#btnLogout {
  background-color: var(--danger-red);
  color: var(--text-light);
  border: none;
  padding: 12px 30px;
  font-size: 1.1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#btnLogout:hover {
  background-color: var(--danger-red-dark);
}

/* Calculator Page */
#calculator-body {
  font-family: "Tajawal", sans-serif;
  background: var(--bg-alt);
  color: var(--text-dark-alt);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 20px;
  margin: 0;
}

#calculator-header {
  margin-bottom: 25px;
}

#calculator-title {
  font-size: 2.5rem;
  margin: 0;
  color: var(--accent-green);
  text-align: center;
}

#calculator-main {
  width: 100%;
  max-width: 450px;
  background: var(--card-bg);
  padding: 25px 30px;
  border-radius: 15px;
  box-shadow: 0 10px 20px rgba(43,111,74,0.2);
}

#calculator-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

label {
  font-weight: 600;
  color: var(--accent-green);
  font-size: 1.1rem;
  margin-bottom: 6px;
}

input[type="date"],
input[type="number"],
select {
  padding: 10px 12px;
  font-size: 1rem;
  border: 1.5px solid #b8d8b8;
  border-radius: 10px;
  outline-color: var(--accent-green);
  transition: border-color 0.3s ease;
}

input[type="date"]:focus,
input[type="number"]:focus,
select:focus {
  border-color: var(--accent-green);
}

#btnCompute {
  background-color: var(--accent-green);
  color: var(--text-light);
  font-size: 1.2rem;
  padding: 14px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background-color 0.25s ease;
}

#btnCompute:hover {
  background-color: var(--accent-green-dark);
}

/* الخلفية */
.modal {
  display: none; /* مخفي افتراضيًا */
  position: fixed;
  z-index: 999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background-color: rgba(0,0,0,0.5);
  justify-content: center;
  align-items: center;
}

/* محتوى المودال */
.modal-content {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  width: 90%;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.modal-actions {
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.modal-actions button {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

#btnGoSavedFromModal {
  background-color: #007bff;
  color: white;
}

#btnGoSavedFromModal:hover {
  background-color: #0056b3;
}

#btnRecalculate {
  background-color: #f44336;
  color: white;
}

#btnRecalculate:hover {
  background-color: #c62828;
}
.welcome-header {
  height: 100vh; /* ملء الشاشة */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(90deg, var(--header-gradient-start), var(--header-gradient-end));
  border-bottom: 4px solid var(--accent-green);
}

/* نخلي h2 له نفس الخلفية */
#tracker-title-done {
  border-bottom: 3px solid var(--accent-green);
  color: var(--accent-green);
  padding: 10px 0;
  width: 100%;
  max-width: 500px;
  text-align: center;
  margin-bottom: 25px;
}