:root {
  --bg-deep: #05080c;
  --bg-ambient: radial-gradient(ellipse at 50% 45%, #0e1724 0%, #030508 100%);
  --cyan-glow: #70d6ca;
  --cyan-soft: rgba(112, 214, 202, 0.22);
  --gold-warm: #ebd5b3;
  --text-main: #f0f4f8;
  --text-muted: #8291a5;
  --surface-glass: rgba(14, 22, 34, 0.75);
  --border-glass: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
}

body {
  font-family: 'Tajawal', sans-serif;
  background: var(--bg-ambient);
  background-color: var(--bg-deep);
  color: var(--text-main);
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  direction: rtl;
  position: relative;
}

#zenCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* الشريط العلوي */
.zen-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.75rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
  pointer-events: none;
}

.brand {
  pointer-events: auto;
}

.brand-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 0 25px rgba(112, 214, 202, 0.5);
  line-height: 1;
}

.brand-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
  font-weight: 300;
}

.controls-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  pointer-events: auto;
}

/* أزرار التبديل */
.mode-selector {
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  padding: 0.25rem;
  border-radius: 30px;
  display: flex;
  backdrop-filter: blur(12px);
}

.mode-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 0.45rem 1rem;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.mode-btn.active {
  background: rgba(112, 214, 202, 0.2);
  color: var(--cyan-glow);
  font-weight: 600;
}

.zen-btn {
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 0.6rem 1.25rem;
  border-radius: 30px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}

.zen-btn:hover {
  border-color: var(--cyan-glow);
  transform: translateY(-2px);
}

.zen-btn.gold {
  background: rgba(235, 213, 179, 0.12);
  border-color: rgba(235, 213, 179, 0.35);
  color: var(--gold-warm);
}

.icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* مركز الواجهة: زهرة السكون المتفتحة */
.zen-center {
  position: absolute;
  top: 52%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 5;
  pointer-events: none;
}

.lotus-stage {
  position: relative;
  width: 300px;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

/* بتلات الزهرة الهندسية النابضة */
.lotus-petal {
  position: absolute;
  width: 110px;
  height: 220px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: linear-gradient(180deg, rgba(112, 214, 202, 0.18) 0%, rgba(112, 214, 202, 0) 85%);
  border: 1px solid rgba(112, 214, 202, 0.3);
  transform-origin: center center;
  transition: transform 4s cubic-bezier(0.4, 0, 0.2, 1), opacity 4s ease;
}

.p1 { transform: rotate(0deg) scale(0.85); }
.p2 { transform: rotate(60deg) scale(0.85); }
.p3 { transform: rotate(120deg) scale(0.85); }
.p4 { transform: rotate(180deg) scale(0.85); }
.p5 { transform: rotate(240deg) scale(0.85); }
.p6 { transform: rotate(300deg) scale(0.85); }

/* نواة التنفس */
.lotus-core {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 50%;
 background: radial-gradient(circle, rgba(18, 28, 42, 0.95) 0%, rgba(10, 16, 26, 0.9) 100%);
  border: 1.5px solid rgba(112, 214, 202, 0.4);
  box-shadow: 0 0 50px var(--cyan-soft), inset 0 0 25px rgba(112, 214, 202, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 3;
  transition: transform 4s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.8s ease, box-shadow 4s ease;
}

/* حركة تفتح وانغلاق الزهرة التلقائية الفائقة */
.lotus-stage.inhale .lotus-core {
  transform: scale(1.35);
  box-shadow: 0 0 80px rgba(112, 214, 202, 0.5), inset 0 0 35px rgba(112, 214, 202, 0.35);
  border-color: var(--cyan-glow);
}
.lotus-stage.inhale .lotus-petal {
  opacity: 1;
}
.lotus-stage.inhale .p1 { transform: rotate(0deg) scale(1.4) translateY(-20px); }
.lotus-stage.inhale .p2 { transform: rotate(60deg) scale(1.4) translateY(-20px); }
.lotus-stage.inhale .p3 { transform: rotate(120deg) scale(1.4) translateY(-20px); }
.lotus-stage.inhale .p4 { transform: rotate(180deg) scale(1.4) translateY(-20px); }
.lotus-stage.inhale .p5 { transform: rotate(240deg) scale(1.4) translateY(-20px); }
.lotus-stage.inhale .p6 { transform: rotate(300deg) scale(1.4) translateY(-20px); }

.lotus-stage.hold .lotus-core {
  transform: scale(1.35);
  box-shadow: 0 0 95px rgba(235, 213, 179, 0.5);
  border-color: var(--gold-warm);
}

.lotus-stage.exhale .lotus-core {
  transform: scale(0.9);
  box-shadow: 0 0 30px rgba(112, 214, 202, 0.15);
}
.lotus-stage.exhale .lotus-petal {
  opacity: 0.35;
}
.lotus-stage.exhale .p1 { transform: rotate(0deg) scale(0.85); }
.lotus-stage.exhale .p2 { transform: rotate(60deg) scale(0.85); }
.lotus-stage.exhale .p3 { transform: rotate(120deg) scale(0.85); }
.lotus-stage.exhale .p4 { transform: rotate(180deg) scale(0.85); }
.lotus-stage.exhale .p5 { transform: rotate(240deg) scale(0.85); }
.lotus-stage.exhale .p6 { transform: rotate(300deg) scale(0.85); }

.breath-status {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}

.breath-counter {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--cyan-glow);
  margin-top: 0.2rem;
}

.breath-instruction {
  font-size: 1.15rem;
  font-weight: 300;
  color: var(--text-muted);
  max-width: 440px;
  line-height: 1.8;
  min-height: 55px;
  transition: opacity 0.4s ease;
}

/* شريط السلام الداخلي */
.peace-meter {
  width: 220px;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  margin-top: 1.5rem;
  overflow: hidden;
}

.peace-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan-glow), var(--gold-warm));
  border-radius: 4px;
  transition: width 1s linear;
}

.peace-time {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  letter-spacing: 0.5px;
}

/* التذييل */
.zen-footer {
  position: absolute;
  bottom: 22px;
  width: 100%;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.6;
  pointer-events: none;
  z-index: 10;
}

/* بطاقة الحكمة */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 5, 8, 0.75);
  backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.wisdom-card {
  position: relative;
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7), 0 0 50px var(--cyan-soft);
  backdrop-filter: blur(25px);
  transform: scale(0.92);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.active .wisdom-card {
  transform: scale(1);
}

.close-modal {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--text-muted);
  cursor: pointer;
}
 .wisdom-symbol {
  font-size: 2.2rem;
  color: var(--cyan-glow);
  margin-bottom: 1rem;
}

.wisdom-text {
  font-size: 1.35rem;
  line-height: 2;
  color: #fff;
  margin-bottom: 1.5rem;
}

.wisdom-tag {
  font-size: 0.85rem;
  color: var(--gold-warm);
}

@media (max-width: 768px) {
  .zen-header {
    padding: 1.25rem;
    flex-direction: column;
    gap: 1rem;
  }
  .lotus-stage {
    width: 230px;
    height: 230px;
  }
  .lotus-core {
    width: 130px;
    height: 130px;
  }
  .lotus-petal {
    width: 80px;
    height: 160px;
  }
}