/* ==========================================================================
   زاد السائرين — common.css
   الأنماط المشتركة بين كل صفحات المشروع: الأساس، السقف، الدرج، الأزرار،
   البطاقات، تدرّج النصوص، التذييل، والحركات.
   ========================================================================== */

@import url('variables.css');

/* ---------------------------------- Reset ---------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

html {
  -webkit-text-size-adjust: 100%;
}

img, video { -webkit-user-drag: none; }

input, textarea { -webkit-user-select: text; user-select: text; }

html, body {
  height: 100%;
}

body {
  direction: rtl;
  font-family: 'Cairo', 'Tajawal', sans-serif;
  font-size: calc(16px * var(--font-scale));
  color: var(--text-h2);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-color: #05070a;
}

/* ------------------------------ الخلفية العامة ------------------------------ */
.app-bg {
  position: fixed;
  inset: -6%;
  z-index: -2;
  background-image: var(--app-bg-image);
  background-size: cover;
  background-position: var(--bg-pos-x) var(--bg-pos-y);
  background-repeat: no-repeat;
  transform: rotate(var(--bg-rotate)) scale(var(--bg-scale));
  transition: background-image var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-standard);
}

.app-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 6, 10, 0.72) 0%, rgba(5, 7, 10, var(--bg-overlay-opacity)) 30%, rgba(3, 4, 7, 0.85) 100%);
}

.app-shell {
  max-width: var(--app-max-w);
  margin: 0 auto;
  min-height: 100vh;
  padding-top: var(--header-h);
  display: flex;
  flex-direction: column;
  position: relative;
}

/* ==========================================================================
   السقف (Header)
   ========================================================================== */
.app-header {
  position: fixed;
  top: 0;
  right: 50%;
  transform: translateX(50%);
  width: 100%;
  max-width: var(--app-max-w);
  height: var(--header-h);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  gap: 8px;
  background: linear-gradient(180deg, rgba(150, 185, 214, 0.22), rgba(120, 155, 185, 0.08) 70%, rgba(90, 120, 150, 0.04));
  backdrop-filter: blur(var(--blur-header));
  -webkit-backdrop-filter: blur(var(--blur-header));
  border-bottom: 1px solid rgba(215, 230, 247, 0.16);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.35);
}

.app-header__title {
  flex: 1;
  text-align: center;
  font-family: 'Reem Kufi', sans-serif;
  font-size: calc(1.12rem * var(--font-scale));
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--text-h1);
  background: linear-gradient(90deg, #c9dcef, #ffffff 45%, #a9cbe8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: var(--shadow-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-header .icon-btn {
  flex-shrink: 0;
}

/* زر الهامبرغر المتحرك (3 خطوط -> إغلاق) */
.hamburger-btn {
  width: 42px;
  height: 42px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.ham-line {
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: #eef5ff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  transition: transform var(--t-med) var(--ease-standard),
              opacity var(--t-fast) var(--ease-standard),
              width var(--t-med) var(--ease-standard);
}

.hamburger-btn.is-open .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger-btn.is-open .ham-line:nth-child(2) { width: 0; opacity: 0; }
.hamburger-btn.is-open .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   الأزرار الموحّدة — شفافة + ضبابية 12px + إطار ناعم 10px + حواف دائرية
   + وميض ضوئي من أعلى اليمين إلى أسفل اليسار
   ========================================================================== */
.btn,
.icon-btn,
.section-card,
.toggle,
.drawer-item,
.login-tab,
.ad-arrow {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  cursor: pointer;
  border: none;
  outline: none;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur-btn));
  -webkit-backdrop-filter: blur(var(--blur-btn));
  box-shadow:
    inset 0 0 0 1.5px var(--glass-border),
    inset 0 0 0 var(--frame-btn) var(--glass-frame-tint),
    0 6px 18px rgba(0, 0, 0, 0.28);
  color: var(--text-h2);
  transition: transform var(--t-fast) var(--ease-standard),
              box-shadow var(--t-fast) var(--ease-standard),
              background-color var(--t-fast) var(--ease-standard);
}

.btn::before,
.icon-btn::before,
.section-card::before,
.toggle::before,
.drawer-item::before,
.login-tab::before,
.ad-arrow::before {
  content: '';
  position: absolute;
  inset: -60%;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0) 42%, var(--glow-sheen) 50%, rgba(255, 255, 255, 0) 58%);
  transform: translate(70%, -70%);
  opacity: 0;
}

.btn.is-active::before,
.icon-btn.is-active::before,
.section-card.is-active::before,
.toggle.is-active::before,
.drawer-item.is-active::before,
.login-tab.is-active::before,
.ad-arrow.is-active::before,
.btn:hover::before,
.icon-btn:hover::before,
.section-card:hover::before,
.drawer-item:hover::before {
  animation: sheen-sweep 850ms var(--ease-standard) both;
}

@keyframes sheen-sweep {
  from { opacity: 0.9; transform: translate(70%, -70%); }
  60%  { opacity: 0.55; }
  to   { opacity: 0; transform: translate(-70%, 70%); }
}

.btn:active, .icon-btn:active, .section-card:active, .ad-arrow:active {
  transform: scale(0.96);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: var(--radius-btn);
  font-family: inherit;
  font-size: calc(0.92rem * var(--font-scale));
  font-weight: 700;
  text-decoration: none;
  text-shadow: var(--shadow-text);
  z-index: 0;
}

.btn > * { position: relative; z-index: 2; }

.btn-block { width: 100%; }

.btn-primary {
  background: rgba(140, 190, 255, 0.14);
  box-shadow:
    inset 0 0 0 1.5px rgba(199, 224, 250, 0.55),
    inset 0 0 0 var(--frame-btn) rgba(150, 200, 255, 0.05),
    0 8px 22px rgba(60, 120, 200, 0.25);
}

.btn-ghost { background: transparent; }

.btn-danger { color: var(--text-danger); }
.btn-danger .svg-icon { stroke: var(--text-danger); }

.btn-sm { padding: 8px 16px; font-size: calc(0.8rem * var(--font-scale)); }

.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  z-index: 0;
}
.icon-btn > * { position: relative; z-index: 2; }

.svg-icon {
  width: 20px;
  height: 20px;
  stroke: #eef5ff;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.7));
  position: relative;
  z-index: 2;
}

/* ---------- مفتاح تشغيل/إطفاء (Toggle) ---------- */
.toggle {
  width: 54px;
  height: 30px;
  border-radius: 999px;
  padding: 0;
  z-index: 0;
}
.toggle-thumb {
  position: absolute;
  z-index: 2;
  top: 3px;
  right: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(150deg, #ffffff, #cbdaea);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  transition: transform var(--t-fast) var(--ease-standard), background var(--t-fast);
}
.toggle.on {
  background: rgba(130, 190, 255, 0.22);
  box-shadow:
    inset 0 0 0 1.5px rgba(180, 215, 255, 0.6),
    inset 0 0 0 var(--frame-btn) rgba(150, 200, 255, 0.06),
    0 6px 16px rgba(60, 130, 210, 0.25);
}
.toggle.on .toggle-thumb {
  transform: translateX(-24px);
  background: linear-gradient(150deg, #eaf5ff, #9fd0ff);
}
.toggle[disabled] { opacity: 0.45; pointer-events: none; }

/* ==========================================================================
   البطاقات الموحّدة — شفافة + ضبابية 6px + إطار ناعم 12px + حواف منحنية
   + انميشن ظهور/اختفاء بالتلاشي
   ========================================================================== */
.card {
  position: relative;
  background: var(--card-bg);
  backdrop-filter: blur(var(--blur-card));
  -webkit-backdrop-filter: blur(var(--blur-card));
  border-radius: var(--radius-card);
  box-shadow:
    inset 0 0 0 1.5px rgba(255, 255, 255, 0.1),
    inset 0 0 0 var(--frame-card) var(--card-frame-tint),
    var(--shadow-pop);
  padding: 20px;
  opacity: 0;
  transform: translateY(16px) scale(0.985);
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
  will-change: opacity, transform;
}

.card.in-view {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.card.card-leaving {
  opacity: 0;
  transform: translateY(-8px) scale(0.985);
  transition: opacity var(--t-fast) var(--ease-standard), transform var(--t-fast) var(--ease-standard);
}

/* ==========================================================================
   تدرّج النصوص حسب الثيم
   ========================================================================== */
h1, .text-h1 {
  font-size: calc(1.7rem * var(--font-scale));
  font-weight: 800;
  color: var(--text-h1);
  background: linear-gradient(90deg, #c9dcef, #eef7ff 45%, #9dc3e6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: var(--shadow-text);
  line-height: 1.35;
}

h2, .text-h2 {
  font-size: calc(1.18rem * var(--font-scale));
  font-weight: 700;
  color: var(--text-h2);
  text-shadow: var(--shadow-text);
  line-height: 1.4;
}

h3, .text-h3 {
  font-size: calc(1rem * var(--font-scale));
  font-weight: 600;
  color: var(--text-h3);
  text-shadow: var(--shadow-text);
  line-height: 1.5;
}

small, .text-h4 {
  font-size: calc(0.82rem * var(--font-scale));
  font-weight: 500;
  color: var(--text-h4);
  text-shadow: var(--shadow-text);
  line-height: 1.5;
}

p { font-size: calc(0.92rem * var(--font-scale)); color: var(--text-h3); text-shadow: var(--shadow-text); line-height: 1.7; }

.num-font { font-family: 'JetBrains Mono', monospace !important; direction: ltr; unicode-bidi: isolate; }
.en-font { font-family: 'JetBrains Mono', monospace !important; }

.chip, .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: var(--radius-text);
  background: var(--glass-bg);
  box-shadow: inset 0 0 0 1px var(--glass-border), inset 0 0 0 var(--frame-text) var(--glass-frame-tint);
  font-size: calc(0.74rem * var(--font-scale));
  color: var(--text-h4);
  text-shadow: var(--shadow-text);
}

/* ==========================================================================
   درج التنقل (Side Drawer)
   ========================================================================== */
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(2, 3, 5, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-standard);
}
.drawer-overlay.open { opacity: 1; pointer-events: auto; }

.side-drawer {
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  right: 0;
  width: min(305px, 82vw);
  z-index: 401;
  display: flex;
  flex-direction: column;
  background-image: var(--app-bg-image);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  border-top-left-radius: var(--radius-drawer);
  border-bottom-left-radius: var(--radius-drawer);
  overflow: hidden;
  transform: translateX(100%);
  transition: transform var(--t-slow) var(--ease-out);
  box-shadow: var(--shadow-drawer);
}
.side-drawer.open { transform: translateX(0); }

.side-drawer::before {
  content: '';
  position: absolute;
  inset: 0;
  backdrop-filter: blur(var(--blur-drawer));
  -webkit-backdrop-filter: blur(var(--blur-drawer));
  background: linear-gradient(160deg, rgba(6, 8, 12, 0.55), rgba(6, 8, 12, 0.75));
  border-inline-start: 1px solid rgba(255, 255, 255, 0.12);
}

.drawer-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 26px 18px 18px;
  overflow-y: auto;
}

.drawer-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-bottom: 18px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.drawer-logo {
  width: 54px;
  height: 54px;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.5));
}
.drawer-app-name {
  font-family: 'Reem Kufi', sans-serif;
  font-size: calc(1.05rem * var(--font-scale));
  color: var(--text-h1);
  text-shadow: var(--shadow-text);
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.drawer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-card-sm);
  font-weight: 700;
  font-size: calc(0.92rem * var(--font-scale));
  text-decoration: none;
  color: var(--text-h2);
  text-shadow: var(--shadow-text);
  z-index: 0;
}
.drawer-item > * { position: relative; z-index: 2; }
.drawer-item .svg-icon { width: 19px; height: 19px; }
.drawer-item.active {
  background: rgba(140, 190, 255, 0.14);
  box-shadow: inset 0 0 0 1.5px rgba(190, 220, 250, 0.5), inset 0 0 0 var(--frame-btn) rgba(150, 200, 255, 0.05);
}
.drawer-item.danger { color: var(--text-danger); }
.drawer-item.danger .svg-icon { stroke: var(--text-danger); }

.drawer-footer {
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.drawer-copyright {
  font-size: calc(0.7rem * var(--font-scale));
  color: var(--text-h4);
  text-shadow: var(--shadow-text);
  line-height: 1.6;
}
.drawer-copyright a { color: var(--text-h1); text-decoration: none; }

/* ==========================================================================
   عناصر الإدخال (Forms)
   ========================================================================== */
.input-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }

.input-label {
  font-size: calc(0.8rem * var(--font-scale));
  font-weight: 700;
  color: var(--text-h3);
  text-shadow: var(--shadow-text);
}

.input-field {
  width: 100%;
  padding: 13px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8.4px);
  -webkit-backdrop-filter: blur(8.4px);
  color: #ffffff;
  font-family: inherit;
  font-size: calc(0.92rem * var(--font-scale));
  transition: box-shadow var(--t-fast) var(--ease-standard);
}
.input-field::placeholder { color: rgba(255, 255, 255, 0.35); }
.input-field:focus {
  outline: none;
  box-shadow: inset 0 0 0 1.5px rgba(160, 205, 245, 0.75), 0 0 0 4px rgba(120, 175, 230, 0.14);
}

.input-hint { font-size: calc(0.72rem * var(--font-scale)); color: var(--text-h4); text-shadow: var(--shadow-text); }

.form-error {
  font-size: calc(0.82rem * var(--font-scale));
  color: var(--text-danger);
  text-shadow: var(--shadow-text);
  min-height: 1.2em;
}
.form-success { color: var(--text-success); }

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(150deg, #ffffff, #a9cbe8);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5), 0 0 0 4px rgba(160, 200, 240, 0.15);
  cursor: pointer;
  margin-top: -7px;
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border: none; border-radius: 50%;
  background: linear-gradient(150deg, #ffffff, #a9cbe8);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  cursor: pointer;
}

/* ==========================================================================
   حالة "غير متاح حالياً"
   ========================================================================== */
.unavailable-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  min-height: 60vh;
}
.unavailable-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  max-width: 320px;
  padding: 34px 26px;
}
.unavailable-icon {
  width: 62px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--glass-bg);
  box-shadow: inset 0 0 0 1.5px var(--glass-border);
  margin-bottom: 6px;
}
.unavailable-icon .svg-icon { width: 28px; height: 28px; opacity: 0.85; }
.unavailable-title { margin-bottom: 2px; }
.unavailable-msg { font-weight: 700; }
.unavailable-sub { max-width: 260px; }
.unavailable-card .btn { margin-top: 10px; }

/* ==========================================================================
   التذييل (Footer) — الدعم والحقوق
   ========================================================================== */
.app-footer {
  margin-top: auto;
  padding: 22px 18px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}
.app-footer .copyright {
  font-size: calc(0.76rem * var(--font-scale));
  color: var(--text-h4);
  text-shadow: var(--shadow-text);
  line-height: 1.7;
}
.app-footer .copyright a { color: var(--text-h1); text-decoration: none; font-weight: 700; }

/* ==========================================================================
   تلميح توست (Toast)
   ========================================================================== */
.toast {
  position: fixed;
  bottom: 26px;
  right: 50%;
  transform: translateX(50%) translateY(20px);
  z-index: 900;
  padding: 12px 22px;
  border-radius: var(--radius-btn);
  background: rgba(15, 18, 24, 0.72);
  backdrop-filter: blur(16.8px);
  -webkit-backdrop-filter: blur(16.8px);
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.15), 0 10px 30px rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: calc(0.86rem * var(--font-scale));
  font-weight: 600;
  text-shadow: var(--shadow-text);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-fast) var(--ease-standard), transform var(--t-fast) var(--ease-standard);
  max-width: 88vw;
  text-align: center;
}
.toast.show { opacity: 1; transform: translateX(50%) translateY(0); }

/* ==========================================================================
   حركة انتقال الصفحة (fade عند المغادرة)
   ========================================================================== */
.app-shell, .login-main {
  animation: page-fade-in var(--t-slow) var(--ease-out) both;
}
@keyframes page-fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
body.page-leaving .app-shell,
body.page-leaving .login-main {
  animation: page-fade-out var(--t-fast) var(--ease-standard) both;
}
@keyframes page-fade-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-8px); }
}

/* ==========================================================================
   سكرول بار خفيف
   ========================================================================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.18); border-radius: 999px; }
::-webkit-scrollbar-track { background: transparent; }

/* ==========================================================================
   الاستجابة (Responsive)
   ========================================================================== */
@media (min-width: 560px) {
  :root { --app-max-w: 520px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* focus visible لإتاحة الوصول بالكيبورد */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid rgba(170, 210, 250, 0.9);
  outline-offset: 2px;
}