/* ==========================================================================
   استایل‌های بخش ویژه طرح و محاسبه‌گر اقساط — سکشن تیره Titanium
   Novin Khodro Fast Installment Calculator Styles
   ========================================================================== */

.installment-special-section,
.calculator-card,
#installment-plan,
.calc-results-box,
.slide-installment-hint,
.nav-link-item.inst-highlight,
.mob-bar-btn.calc {
  display: none !important;
  visibility: hidden !important;
  height: 0 !important;
  max-height: 0 !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
}

.installment-banner-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 2.75rem;
}

.slogan-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(252, 224, 76, 0.12);
  color: #FCE04C;
  padding: 0.4rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: var(--nk-fs-sm);
  font-weight: 800;
  margin-bottom: 1rem;
  border: 1px solid rgba(233, 191, 50, 0.4);
}

.slogan-pill svg {
  flex-shrink: 0;
}

.inst-headline {
  font-size: var(--nk-fs-h2);
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.text-gradient-blue {
  background: linear-gradient(135deg, #F1E781 0%, #FCE04C 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #FCE04C;
}

.inst-subhead {
  font-size: var(--nk-fs-body);
  color: var(--text-on-dark-muted);
  line-height: 1.85;
}

.installment-layout {
  display: grid;
  grid-template-columns: 1.05fr 1.25fr;
  gap: 3rem;
  align-items: start;
}

.installment-steps-box {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.inst-step-card {
  background: var(--surface-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.25);
  transition: var(--transition-smooth);
}

.inst-step-card:hover {
  transform: translateX(-4px);
  border-color: rgba(252, 224, 76, 0.35);
}

.inst-step-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
  color: #0B1220;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: var(--nk-fs-lg);
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(233, 191, 50, 0.28); /* R72: هالهٔ آبی → طلایی (D2) */
}

.inst-step-text h3 {
  font-size: var(--nk-fs-body);
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 0.3rem;
}

.inst-step-text p {
  font-size: var(--nk-fs-sm);
  color: var(--text-on-dark-muted);
  line-height: 1.7;
}

.inst-feature-trust-badge {
  background: rgba(16, 185, 129, 0.1);
  border: 1.5px solid rgba(52, 211, 153, 0.35);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #A7F3D0;
}

.inst-feature-trust-badge strong {
  display: block;
  font-size: var(--nk-fs-sm);
  font-weight: 900;
  margin-bottom: 0.15rem;
}

.inst-feature-trust-badge span {
  font-size: var(--nk-fs-xs);
  color: #6EE7B7;
  line-height: 1.5;
}

/* کارت محاسبه‌گر اقساط آنلاین — سطح روشن شناور روی سکشن تیره */
.calculator-card {
  background: #ffffff;
  border: 1px solid rgba(147, 197, 253, 0.25);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.55);
  position: relative;
}

.calc-header-badge {
  display: inline-block;
  background: rgba(252, 224, 76, 0.12);
  color: #A1822E;
  font-size: var(--nk-fs-xs);
  font-weight: 800;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
  border: 1px solid rgba(233, 191, 50, 0.35);
}

.calculator-card h3 {
  font-size: var(--nk-fs-subhead);
  font-weight: 900;
  color: var(--text-title);
  margin-bottom: 0.35rem;
}

.calc-subtitle {
  font-size: var(--nk-fs-sm);
  color: #475569; /* #94A3B8 was 2.56:1 on white card — AA fail; 7.58:1 now */
  margin-bottom: 1.75rem;
}

.calc-control-group {
  margin-bottom: 1.6rem;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.65rem;
  font-size: var(--nk-fs-sm);
  font-weight: 800;
  color: var(--text-title);
}

.calc-val-badge {
  color: #92400E;
  font-weight: 900;
  font-size: var(--nk-fs-h3);
  background: rgba(252, 224, 76, 0.14);
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(233, 191, 50, 0.35);
  font-variant-numeric: tabular-nums;
}

.calc-range-input {
  width: 100%;
  height: 12px;
  border-radius: var(--radius-full);
  background: #E2E8F0;
  outline: none;
  cursor: pointer;
  accent-color: var(--brand-gold);
  margin-bottom: 0.6rem;
  touch-action: pan-y;
}

.calc-range-input:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
}

.slider-limit-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--nk-fs-xs);
  color: var(--text-light);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

/* شماره‌گذاری مراحل محاسبه‌گر — نشان دایره‌ای طلایی در ردیف عنوان */
.calc-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  min-width: 1.5rem;
  margin-left: 0.55rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
  color: #1F2937;
  font-size: var(--nk-fs-xs);
  font-weight: 900;
  vertical-align: middle;
  box-shadow: 0 2px 6px rgba(233, 191, 50, 0.35);
}

/* حالت فعال مرحله: حاشیه و هاله طلایی هنگام تعامل کاربر */
.calc-control-group {
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 0.75rem 0.85rem;
  margin: 0 -0.85rem 1.6rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.calc-control-group.active {
  border-color: rgba(252, 224, 76, 0.65);
  background: rgba(252, 224, 76, 0.05);
  box-shadow: 0 0 0 4px rgba(252, 224, 76, 0.12);
}

.calc-control-group.active .calc-step-num {
  box-shadow: 0 0 0 4px rgba(252, 224, 76, 0.28), 0 2px 6px rgba(233, 191, 50, 0.35);
}

/* پیام اعتبارسنجی درون‌خطی فارسی */
.calc-inline-note {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--nk-fs-xs);
  font-weight: 700;
  line-height: 1.75;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.95rem;
  margin-bottom: 1.4rem;
}

.calc-inline-note.note-warning {
  background: rgba(252, 224, 76, 0.12);
  border: 1px solid rgba(252, 224, 76, 0.55);
  color: #92400E;
}

.calc-inline-note.note-info {
  background: rgba(252, 224, 76, 0.07);
  border: 1px solid rgba(233, 191, 50, 0.3);
  color: #92400E;
}

/* راند ۲۹: حالت خطای واضح محاسبه‌گر */
.calc-inline-note.note-error {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #B91C1C;
}

.calc-results-box.calc-error {
  opacity: 0.55;
  filter: grayscale(0.6);
  border-color: rgba(239, 68, 68, 0.55);
  box-shadow: none;
}

.btn-apply-loan.btn-disabled {
  opacity: 0.5;
  pointer-events: none;
  cursor: not-allowed;
}

/* کلیدهای سریع پیش‌فرض قیمت (Preset Pills) با تاچ تارگت استاندارد */
.quick-preset-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.preset-pill-btn {
  min-height: var(--touch-target-min);
  padding: 0 1rem;
  border-radius: var(--radius-md);
  font-size: var(--nk-fs-xs);
  font-weight: 800;
  background: var(--bg-subtle);
  border: 1.5px solid var(--border-subtle);
  color: var(--text-body);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.preset-pill-btn:hover {
  background: rgba(252, 224, 76, 0.1);
  border-color: var(--brand-gold);
  color: #92400E;
}

.preset-pill-btn.active {
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
  color: #0B1220;
  border-color: var(--brand-gold);
  box-shadow: 0 2px 10px rgba(233, 191, 50, 0.35);
}

/* کلیدهای تعداد ماه بازپرداخت */
.tenure-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
}

.tenure-btn {
  height: var(--touch-target-min);
  min-height: var(--touch-target-min);
  padding: 0 0.5rem;
  border-radius: var(--radius-md);
  font-size: var(--nk-fs-sm);
  font-weight: 800;
  background: var(--bg-subtle);
  border: 1.5px solid var(--border-subtle);
  color: var(--text-body);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.tenure-btn:hover {
  border-color: var(--brand-gold);
  color: #92400E;
}

.tenure-btn.active {
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
  color: #0B1220;
  border-color: var(--brand-gold);
  box-shadow: 0 2px 10px rgba(233, 191, 50, 0.35);
}

/* باکس خروجی محاسبات — بلوک نتیجه برجسته با هویت طلایی برند */
/* R35: پنل نتیجه/خلاصه محاسبه‌گر — سطح تیره برند با هاله طلایی */
.calc-results-box {
  background: linear-gradient(135deg, #111827 0%, #1F2937 100%);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.6rem;
  margin: 1.75rem 0 1.5rem;
  border: 1px solid rgba(252, 224, 76, 0.4);
  box-shadow: 0 8px 28px -10px rgba(252, 224, 76, 0.25), inset 0 1px 0 rgba(252, 224, 76, 0.15);
  position: relative;
  overflow: hidden;
}

.calc-results-box::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(to left, #FCE04C, rgba(233, 191, 50, 0.25));
}

.calc-res-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  font-size: var(--nk-fs-sm);
}

.res-label {
  color: var(--text-on-dark-muted);
  font-weight: 700;
}

.res-val {
  color: var(--text-on-dark);
  font-weight: 900;
  font-size: var(--nk-fs-body);
  font-variant-numeric: tabular-nums;
}

.calc-res-row.highlight {
  border-top: 1.5px solid rgba(252, 224, 76, 0.35);
  margin-top: 0.7rem;
  padding-top: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.res-label-main {
  font-size: var(--nk-fs-h3);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.6;
}

.res-val-main {
  background: linear-gradient(135deg, #F1E781 0%, #FCE04C 55%, #DBB12B 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #FCE04C;
  font-size: var(--nk-fs-subhead);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  text-shadow: 0 0 22px rgba(252, 224, 76, 0.25);
  white-space: nowrap;
}

.calc-action-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.btn-apply-loan {
  width: 100%;
  height: var(--touch-target-min);
  min-height: var(--touch-target-min);
  padding: 0 1.25rem;
  background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
  color: #ffffff;
  border-radius: var(--radius-md);
  font-size: var(--nk-fs-body);
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.4);
  transition: var(--transition-smooth);
}

.btn-apply-loan:hover {
  background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(239, 68, 68, 0.5);
  color: #ffffff;
}

.btn-calc-phone {
  width: 100%;
  height: var(--touch-target-min);
  min-height: var(--touch-target-min);
  padding: 0 1.25rem;
  background: var(--bg-subtle);
  border: 1.5px solid var(--border-subtle);
  color: var(--text-title);
  border-radius: var(--radius-md);
  font-size: var(--nk-fs-sm);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
}

.btn-calc-phone:hover {
  background: var(--surface-900);
  color: #ffffff;
  border-color: var(--surface-900);
}

/* ==========================================================================
   R35: حلقه فوکوس طلایی برند روی تمام کنترل‌های محاسبه‌گر
   ========================================================================== */
.preset-pill-btn:focus-visible,
.tenure-btn:focus-visible,
.btn-apply-loan:focus-visible,
.btn-calc-phone:focus-visible,
.calc-range-input:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
  border-radius: var(--radius-md);
}

.btn-apply-loan:hover {
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
  color: #0B1220;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(233, 191, 50, 0.45);
}

.btn-calc-phone:hover {
  background: rgba(252, 224, 76, 0.08);
  border-color: var(--brand-gold);
  color: #92400E;
}

/* R35: حرکت کاهش‌یافته — غیرفعال‌سازی ترنزیشن‌ها و انیمیشن‌های محاسبه‌گر */
@media (prefers-reduced-motion: reduce) {
  .calc-control-group,
  .calc-control-group.active,
  .preset-pill-btn,
  .tenure-btn,
  .btn-apply-loan,
  .btn-calc-phone,
  .calc-results-box,
  .res-val-main {
    transition: none !important;
    animation: none !important;
  }

  .btn-apply-loan:hover,
  .btn-calc-phone:hover {
    transform: none !important;
  }
}

/* ==========================================================================
   راند ۴۲: پالایش طلایی نهایی — هِیرلاین طلایی و هالهٔ هاور روی کارت‌ها
   ========================================================================== */

/* هِیرلاین طلایی بالای کارت محاسبه‌گر — هماهنگ با cta-band راند ۳۱ */
.calculator-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(252, 224, 76, 0) 0%, #FCE04C 50%, rgba(233, 191, 50, 0) 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  pointer-events: none;
}

/* حاشیهٔ طلایی هاور + هالهٔ نرم روی کارت محاسبه‌گر */
.calculator-card {
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.calculator-card:hover {
  border-color: rgba(252, 224, 76, 0.55);
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.55), 0 0 0 4px rgba(252, 224, 76, 0.08);
}

/* کارت‌های گام: هِیرلاین طلایی + حاشیه و هالهٔ طلایی هنگام هاور */
.inst-step-card {
  position: relative;
  overflow: hidden;
}

.inst-step-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(252, 224, 76, 0) 0%, rgba(252, 224, 76, 0.9) 50%, rgba(233, 191, 50, 0) 100%);
  opacity: 0.65;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.inst-step-card:hover {
  transform: translateX(-4px);
  border-color: rgba(252, 224, 76, 0.55);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.25), 0 0 0 4px rgba(252, 224, 76, 0.08);
}

.inst-step-card:hover::before {
  opacity: 1;
}

/* حالت فعال/انتخاب‌شده: گرادیان طلایی با متن تیره برند */
.calculator-card.is-selected {
  border-color: transparent;
  outline: 2px solid #FCE04C;
  outline-offset: -2px;
}

.calculator-card.is-selected::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(135deg, #FCE04C 0%, #E9BF32 100%);
}

/* حلقهٔ فوکوس طلایی روی کنترل‌های محاسبه‌گر (راند ۴۲ — پوشش کامل) */
.calculator-card input[type='range']:focus-visible,
.calculator-card button:focus-visible,
.calculator-card select:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
}

/* حرکت کاهش‌یافته — پوشش عناصر راند ۴۲ */
@media (prefers-reduced-motion: reduce) {
  .calculator-card,
  .inst-step-card,
  .inst-step-card::before {
    transition: none !important;
    animation: none !important;
  }

  .calculator-card:hover,
  .inst-step-card:hover {
    transform: none !important;
  }
}