/* ============ الخط — علم الرمل ============ */
:root {
  --sand-1: #e8d5ae;
  --sand-2: #dcc391;
  --sand-3: #c9a86a;
  --ink: #3b2f1e;
  --ink-soft: #6b5a3e;
  --paper: #faf3e3;
  --card: #fffaf0;
  --accent: #a0622d;
  --accent-deep: #7c4a1e;
  --good: #2e7d43;
  --bad: #b3402e;
  --mixed: #8a7a2e;
  --line: #d8c49a;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(80, 60, 20, 0.15);
}

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

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

body {
  font-family: 'Amiri', 'Scheherazade New', 'Noto Naskh Arabic', 'Traditional Arabic', serif;
  background:
    radial-gradient(1200px 500px at 50% -10%, #f6ead0 0%, transparent 60%),
    var(--paper);
  color: var(--ink);
  direction: rtl;
  min-height: 100vh;
  line-height: 1.8;
}

.app {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 14px 90px;
}

/* ---------- الرأس ---------- */
header.top {
  text-align: center;
  padding: 22px 8px 10px;
}
header.top h1 {
  font-size: 2rem;
  color: var(--accent-deep);
  letter-spacing: 1px;
}
header.top .subtitle {
  color: var(--ink-soft);
  font-size: 1rem;
}
.bsm { color: var(--accent); font-size: 1.05rem; margin-bottom: 4px; }

/* ---------- التنقل السفلي ---------- */
nav.tabs {
  position: fixed;
  bottom: 0; right: 0; left: 0;
  display: flex;
  justify-content: space-around;
  background: var(--card);
  border-top: 2px solid var(--line);
  padding: 8px 4px calc(8px + env(safe-area-inset-bottom));
  z-index: 50;
}
nav.tabs button {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink-soft);
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 10px;
}
nav.tabs button .ticon { display: block; font-size: 1.3rem; }
nav.tabs button.active { color: var(--accent-deep); background: #f3e7cd; font-weight: bold; }

/* ---------- الشاشات ---------- */
.screen { display: none; animation: fadein 0.35s ease; }
.screen.visible { display: block; }
@keyframes fadein { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin: 14px 0;
}
.card h2 { color: var(--accent-deep); font-size: 1.35rem; margin-bottom: 10px; }
.card h3 { color: var(--accent-deep); font-size: 1.15rem; margin-bottom: 6px; }
.muted { color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- شاشة السؤال ---------- */
textarea#question {
  width: 100%;
  min-height: 84px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: #fffdf7;
  font-family: inherit;
  font-size: 1.1rem;
  padding: 10px 12px;
  color: var(--ink);
  resize: vertical;
}
textarea#question:focus { outline: 2px solid var(--sand-3); }

.qtypes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.qtype {
  border: 1.5px solid var(--line);
  background: #fffdf7;
  border-radius: 10px;
  padding: 10px 8px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
}
.qtype .qicon { display: block; font-size: 1.4rem; }
.qtype.selected {
  border-color: var(--accent);
  background: #f6e3c8;
  font-weight: bold;
  box-shadow: 0 0 0 2px rgba(160, 98, 45, 0.25);
}

/* ---------- الأزرار ---------- */
.btn {
  display: inline-block;
  font-family: inherit;
  font-size: 1.15rem;
  border: none;
  border-radius: 12px;
  padding: 12px 26px;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.15s;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(160deg, var(--accent), var(--accent-deep));
  color: #fff7e8;
  box-shadow: var(--shadow);
  width: 100%;
  margin-top: 14px;
}
.btn-ghost {
  background: #f3e7cd;
  color: var(--accent-deep);
  border: 1px solid var(--line);
  font-size: 1rem;
  padding: 9px 16px;
}
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.btn-row .btn { flex: 1; min-width: 110px; }

/* ---------- شاشة الخط (الرمل) ---------- */
.progress-lines {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.progress-lines .count { font-size: 1.2rem; color: var(--accent-deep); font-weight: bold; }

#sandwrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--sand-3);
  box-shadow: inset 0 0 30px rgba(120, 90, 40, 0.35), var(--shadow);
  touch-action: none;
}
#sand { display: block; width: 100%; height: 210px; touch-action: none; cursor: crosshair; }
#sandhint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(80, 55, 20, 0.55);
  font-size: 1.05rem;
  pointer-events: none;
  text-align: center;
  padding: 0 20px;
}

/* سجل الأسطر: أربع أمهات */
.mothers-record {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 12px;
}
.mother-slot {
  background: #fffdf7;
  border: 1.5px dashed var(--line);
  border-radius: 10px;
  padding: 8px 4px;
  text-align: center;
  min-height: 118px;
}
.mother-slot.done {
  border-style: solid;
  border-color: var(--accent);
  background: #fdf5e4;
  animation: motherdone 0.5s ease;
}
@keyframes motherdone {
  0% { transform: scale(0.94); box-shadow: 0 0 0 4px rgba(160, 98, 45, 0.35); }
  100% { transform: none; box-shadow: none; }
}
.mother-slot .mlabel { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 4px; }
.mother-slot .mname { font-size: 0.9rem; color: var(--accent-deep); font-weight: bold; margin-top: 4px; }
.dotrow { display: flex; justify-content: center; gap: 7px; height: 15px; align-items: center; }
.dotrow .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--ink);
}
.dotrow.pending .dot { background: #cbb894; }

/* ---------- شكل رملي (بطاقة) ---------- */
.figure-dots { display: inline-flex; flex-direction: column; gap: 5px; padding: 6px 2px; }
.figure-dots .dotrow .dot { background: var(--accent-deep); }
.figure-dots.big .dotrow .dot { width: 12px; height: 12px; }

/* ---------- شاشة النتيجة ---------- */
.verdict-card { text-align: center; }
.verdict-icon { font-size: 2.6rem; }
.verdict-title { font-size: 1.5rem; color: var(--accent-deep); margin: 6px 0; }
.gauge {
  height: 14px;
  border-radius: 8px;
  background: linear-gradient(to left, #b3402e, #d9b23a, #2e7d43);
  position: relative;
  margin: 14px 6px 4px;
}
.gauge .needle {
  position: absolute;
  top: -7px;
  width: 4px; height: 28px;
  background: var(--ink);
  border-radius: 2px;
  transform: translateX(50%);
}
.gauge-labels { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--ink-soft); padding: 0 4px; }

.detail-list { list-style: none; }
.detail-list li {
  padding: 10px 6px;
  border-bottom: 1px dashed var(--line);
  font-size: 1.02rem;
}
.detail-list li:last-child { border-bottom: none; }
.detail-list .dlabel { color: var(--accent); font-weight: bold; }

.fav-line { font-size: 1.1rem; color: var(--accent-deep); font-weight: bold; }

.special-box {
  background: #efe6f3;
  border: 1px solid #cdb8d8;
  border-right: 4px solid #7a5590;
  color: #4a3358;
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 12px;
  font-size: 1.05rem;
  text-align: right;
}

/* ---------- محادثة الخط ---------- */
#chat-log {
  max-height: 340px;
  overflow-y: auto;
  padding: 6px 2px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}
.bubble {
  max-width: 85%;
  padding: 9px 14px;
  border-radius: 14px;
  font-size: 1.02rem;
  line-height: 1.7;
  white-space: pre-wrap;
}
.b-khat {
  align-self: flex-start;
  background: #f3e7cd;
  border: 1px solid var(--line);
  border-bottom-right-radius: 4px;
  color: var(--ink);
}
.b-user {
  align-self: flex-end;
  background: linear-gradient(160deg, var(--accent), var(--accent-deep));
  color: #fff7e8;
  border-bottom-left-radius: 4px;
}
.bubble.typing { color: var(--ink-soft); letter-spacing: 3px; }

.chat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.chip {
  font-family: inherit;
  font-size: 0.92rem;
  background: #fffdf7;
  border: 1.5px solid var(--line);
  color: var(--accent-deep);
  border-radius: 20px;
  padding: 5px 14px;
  cursor: pointer;
  transition: all 0.15s;
}
.chip:hover, .chip:active { border-color: var(--accent); background: #f6e3c8; }

.chat-form { display: flex; gap: 8px; }
#chat-input {
  flex: 1;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  background: #fffdf7;
  font-family: inherit;
  font-size: 1.05rem;
  padding: 10px 14px;
  color: var(--ink);
  min-width: 0;
}
#chat-input:focus { outline: 2px solid var(--sand-3); }
.chat-send { width: auto; margin-top: 0; padding: 10px 20px; font-size: 1rem; }

/* ---------- التفاصيل المطوية ---------- */
.tech-details { margin: 14px 0; }
.tech-details > summary {
  cursor: pointer;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 18px;
  font-size: 1.05rem;
  color: var(--accent-deep);
  box-shadow: var(--shadow);
  list-style: none;
}
.tech-details > summary::-webkit-details-marker { display: none; }
.tech-details > summary::before { content: '◂ '; transition: transform 0.2s; }
.tech-details[open] > summary::before { content: '▾ '; }

/* ---------- ميزان الاحتمالات ---------- */
.prob-row { margin-bottom: 10px; }
.prob-label { display: flex; justify-content: space-between; font-size: 1rem; margin-bottom: 3px; }
.prob-label b { color: var(--accent-deep); }
.prob-track {
  height: 12px;
  border-radius: 7px;
  background: #efe4c8;
  overflow: hidden;
  direction: rtl;
}
.prob-bar { height: 100%; border-radius: 7px; transition: width 0.6s ease; }
.prob-bar.pos { background: linear-gradient(to left, #3d8f54, #2e7d43); }
.prob-bar.neg { background: linear-gradient(to left, #c65a44, #b3402e); }

.factor-row { margin: 10px 0; }
.factor-label { display: flex; justify-content: space-between; font-size: 0.95rem; margin-bottom: 3px; }
.factor-track {
  position: relative;
  height: 10px;
  background: #efe4c8;
  border-radius: 6px;
  direction: ltr;
}
.factor-mid {
  position: absolute;
  left: 50%; top: -2px; bottom: -2px;
  width: 2px;
  background: var(--ink-soft);
  opacity: 0.5;
}
.factor-bar {
  position: absolute;
  top: 0; bottom: 0;
  border-radius: 6px;
  transition: width 0.6s ease;
}
.factor-bar.pos { left: 50%; background: #2e7d43; }
.factor-bar.neg { right: 50%; background: #b3402e; }
.factor-dot {
  position: absolute;
  left: calc(50% - 4px); top: 1px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--mixed);
}

.evidence-line { margin-top: 12px; font-size: 1rem; padding: 8px 12px; border-radius: 8px; }
.ev-strong  { background: #e8f3e4; color: var(--good); }
.ev-leaning { background: #f4efdb; color: #6b5e1f; }
.ev-mixed   { background: #f8ecdc; color: #8a5a2e; }
.ev-neutral { background: #efeae0; color: var(--ink-soft); }

.history-item {
  display: block;
  width: 100%;
  text-align: right;
  font-family: inherit;
  background: #fffdf7;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 8px;
  cursor: pointer;
  color: var(--ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.history-item:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.history-item .hi-top {
  display: flex;
  justify-content: space-between;
  font-weight: bold;
  color: var(--accent-deep);
  font-size: 1.05rem;
}
.history-item .hi-fav { color: var(--ink-soft); }
.history-item .hi-mid { font-size: 0.98rem; margin: 2px 0; }
.history-item .hi-sub { font-size: 0.85rem; }

.advice-box {
  background: #f6e9cf;
  border-right: 4px solid var(--accent);
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 10px;
  font-size: 1.05rem;
}

/* ---------- تخت الرمل ---------- */
.takht {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  direction: rtl;
}
.thouse {
  background: #fffdf7;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  text-align: center;
  padding: 6px 2px;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.thouse:hover, .thouse:focus-visible { border-color: var(--accent); box-shadow: var(--shadow); }
.thouse .hnum { font-size: 0.72rem; color: var(--ink-soft); }
.thouse .hname { font-size: 0.78rem; color: var(--accent-deep); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.thouse .figure-dots { padding: 3px 0; gap: 3px; }
.thouse .figure-dots .dotrow { height: 9px; gap: 4px; }
.thouse .figure-dots .dotrow .dot { width: 6px; height: 6px; }
.thouse.q-good { background: #eef7ea; border-color: #9dc59a; }
.thouse.q-bad { background: #fdeeea; border-color: #dfa79b; }
.thouse.q-mixed { background: #f9f5e4; }
.thouse.highlight { outline: 3px solid var(--accent); }

.span2 { grid-column: span 2; }
.span4 { grid-column: span 4; }
.span8 { grid-column: span 8; }

/* ---------- موسوعة الأشكال ---------- */
.fig-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
.fig-card {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  align-items: start;
}
.fig-card .fmeta { font-size: 0.9rem; color: var(--ink-soft); }
.badge {
  display: inline-block;
  font-size: 0.82rem;
  border-radius: 20px;
  padding: 1px 10px;
  margin-inline-start: 6px;
  vertical-align: middle;
}
.badge.b2 { background: #d9efd6; color: var(--good); }
.badge.b1 { background: #e6f2e0; color: var(--good); }
.badge.b0 { background: #f2edd4; color: var(--mixed); }
.badge.b-1 { background: #f8e4dc; color: var(--bad); }
.badge.b-2 { background: #f4d3ca; color: var(--bad); }

/* ---------- نافذة تفاصيل البيت ---------- */
.modal-back {
  position: fixed; inset: 0;
  background: rgba(50, 35, 10, 0.5);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
}
.modal-back.open { display: flex; }
.modal {
  background: var(--paper);
  border-radius: 18px 18px 0 0;
  padding: 20px 18px 30px;
  width: 100%;
  max-width: 760px;
  max-height: 80vh;
  overflow-y: auto;
  animation: slideup 0.25s ease;
}
@keyframes slideup { from { transform: translateY(40px); opacity: 0.4; } to { transform: none; opacity: 1; } }
.modal .close-x {
  float: left;
  background: none; border: none;
  font-size: 1.5rem;
  color: var(--ink-soft);
  cursor: pointer;
}

footer.foot {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.88rem;
  padding: 20px 10px 10px;
}

@media (max-width: 480px) {
  header.top h1 { font-size: 1.6rem; }
  .thouse .hname { font-size: 0.66rem; }
  #sand { height: 180px; }
}