/* ============================================================
   trade-in.css
   PhoneDoc ATL — Trade-In Shop & Device Detail Styles
   ============================================================ */

/* ── Trade-In Hero ───────────────────────────────────────── */
.tradein-hero {
  min-height: 50vh;
  background: linear-gradient(
    160deg,
    #0d0d0d 0%,
    #1a1a1a 40%,
    #1a0f05 70%,
    #1a1a1a 100%
  );
  position: relative;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  overflow: hidden;
}

.tradein-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 50% at 50% 100%,
    rgba(229, 57, 53, 0.1) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.tradein-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 60px var(--gutter);
}

.tradein-hero__title {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 60px);
  color: var(--color-text-on-dark);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.tradein-hero__subtitle {
  font-family: var(--font-body);
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  max-width: 540px;
  margin: 0 auto;
}

/* ── Trade-In Filter Bar ─────────────────────────────────── */
.tradein-filter-bar {
  position: sticky;
  top: var(--nav-height-scrolled);
  background-color: var(--color-dark-bg);
  z-index: 100;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.tradein-filter-bar__inner {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 2px;
}

.tradein-filter-bar__inner::after {
  content: '';
  flex-shrink: 0;
  width: 24px;
}

.tradein-filter-bar__inner::-webkit-scrollbar {
  display: none;
}

/* ── Trade-In Grid Section ───────────────────────────────── */
.tradein-grid-section {
  padding: var(--space-10) 0;
  background-color: var(--color-dark-bg);
  min-height: 400px;
}

/* ── Trade-In Grid ───────────────────────────────────────── */
.tradein-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .tradein-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .tradein-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Device Listing Card ─────────────────────────────────── */
.device-listing-card {
  background-color: var(--color-dark-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-decoration: none;
  display: block;
}

.device-listing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(229, 57, 53, 0.3);
}

.device-listing-card__image {
  width: 100%;
  height: 220px;
  background-color: #1e1e1e;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.device-listing-card__image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  padding: 12px;
  display: block;
}

.device-listing-card__image-placeholder {
  width: 100%;
  height: 200px;
  background-color: #2a2a2a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: rgba(255, 255, 255, 0.15);
}

.device-listing-card__body {
  padding: 16px;
}

.device-listing-card__name {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-on-dark);
  margin-bottom: 4px;
  line-height: 1.3;
}

.device-listing-card__price {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.device-listing-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
}

.device-listing-card__specs {
  font-family: var(--font-label);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.04em;
}

/* ── Condition Badges ────────────────────────────────────── */
.condition-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-label);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  font-weight: 400;
}

.condition-badge--excellent {
  background: rgba(67, 160, 71, 0.2);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}

.condition-badge--good {
  background: rgba(255, 193, 7, 0.2);
  color: var(--color-star);
  border: 1px solid var(--color-star);
}

.condition-badge--fair {
  background: rgba(102, 102, 102, 0.2);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-text-secondary);
}

/* ── Sold Overlay ────────────────────────────────────────── */
.device-listing-card--sold {
  opacity: 0.5;
  pointer-events: none;
}

.device-listing-card--sold::after {
  content: 'SOLD';
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: var(--font-label);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(211, 47, 47, 0.9);
  color: white;
  letter-spacing: 0.08em;
}

.device-listing-card {
  position: relative;
}

/* ── Empty State ─────────────────────────────────────────── */
.tradein-empty {
  text-align: center;
  padding: 80px 24px;
  grid-column: 1 / -1;
}

.tradein-empty__icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
}

.tradein-empty__text {
  font-family: var(--font-body);
  font-size: 16px;
  color: rgba(255, 255, 255, 0.4);
}

/* ── Skeleton Dark ───────────────────────────────────────── */
.tradein-grid-section .skeleton--card {
  background: linear-gradient(
    90deg,
    #2a2a2a 25%,
    #333333 37%,
    #2a2a2a 63%
  );
  background-size: 1200px 100%;
  animation: skeleton-shimmer 1.4s ease infinite;
  height: 280px;
}

/* ============================================================
   DEVICE DETAIL PAGE
   ============================================================ */

.device-detail {
  padding-top: var(--nav-height);
  background-color: var(--color-dark-bg);
  min-height: 100vh;
  color: var(--color-text-on-dark);
}

.device-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  padding: 24px 0 0;
  transition: color 0.2s ease;
}

.device-detail__back:hover {
  color: var(--color-primary);
}

.device-detail__back::before {
  content: '←';
}

.device-detail__layout {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 48px;
  padding: var(--space-6) 0 var(--space-10);
  align-items: start;
}

@media (max-width: 900px) {
  .device-detail__layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ── Device Image ────────────────────────────────────────── */
.device-detail__image-wrap {
  aspect-ratio: 1 / 1;
  background-color: #1e1e1e;
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.device-detail__image-wrap img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  padding: 20px;
  display: block;
}

.device-detail__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  color: rgba(255, 255, 255, 0.1);
}

.device-detail__thumbnails {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.device-detail__thumb {
  width: 72px;
  height: 72px;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s ease;
  flex-shrink: 0;
}

.device-detail__thumb:hover,
.device-detail__thumb--active {
  border-color: var(--color-primary);
}

.device-detail__thumb {
  background-color: #1e1e1e;
}

.device-detail__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}

/* ── Device Info ─────────────────────────────────────────── */
.device-detail__info {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.device-detail__badge-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.device-detail__category {
  font-family: var(--font-label);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.device-detail__name {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  color: var(--color-text-on-dark);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.device-detail__price {
  font-family: var(--font-body);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 12px 0;
}

.device-detail__desc {
  font-family: var(--font-body);
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin: 24px 0;
  max-width: 100%;
}

/* ── Specs Table ─────────────────────────────────────────── */
.device-detail__specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 24px 0;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.spec-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.spec-label {
  font-family: var(--font-label);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
  min-width: 120px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.spec-value {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-on-dark);
  font-weight: 500;
  line-height: 1.4;
}

/* ── Buy CTA ─────────────────────────────────────────────── */
.buy-cta {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.buy-cta .btn--primary {
  width: 100%;
  font-size: 16px;
  padding: 16px 28px;
}

.buy-cta__note {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
}

/* ── Purchase Modal Extensions ───────────────────────────── */
.purchase-modal .modal__card {
  max-width: 560px;
}

.purchase-modal__device-summary {
  background-color: var(--color-light-gray);
  border-radius: var(--radius-input);
  padding: 16px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.purchase-modal__device-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--color-border);
  flex-shrink: 0;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.purchase-modal__device-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.purchase-modal__device-name {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.purchase-modal__device-price {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 600;
}

.purchase-modal__title {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

/* Purchase modal calendar */
.purchase-modal .calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.purchase-modal .calendar-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.purchase-modal .calendar-nav {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 14px;
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.purchase-modal .calendar-nav:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.purchase-modal .calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 16px;
}

.purchase-modal .calendar-day-header {
  font-family: var(--font-label);
  font-size: 10px;
  color: var(--color-text-secondary);
  text-align: center;
  padding: 4px 0;
  letter-spacing: 0.04em;
}

.purchase-modal .calendar-day {
  aspect-ratio: 1;
  border: none;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s ease;
  background: none;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.purchase-modal .calendar-day:hover:not(:disabled) {
  background: rgba(229, 57, 53, 0.1);
  color: var(--color-primary);
}

.purchase-modal .calendar-day--selected {
  background: var(--color-primary) !important;
  color: white !important;
}

.purchase-modal .calendar-day--today {
  font-weight: 700;
  color: var(--color-primary);
}

.purchase-modal .calendar-day:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.purchase-modal .calendar-day--other-month {
  opacity: 0.25;
}

.purchase-modal .time-slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.purchase-modal .time-slot-btn {
  padding: 8px 4px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-input);
  background: none;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.purchase-modal .time-slot-btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.purchase-modal .time-slot-btn--selected {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.purchase-modal .time-slot-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Success screen */
.purchase-success {
  text-align: center;
  padding: 16px 0;
}

.purchase-success__icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
}

.purchase-success__title {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.purchase-success__ref {
  font-family: var(--font-label);
  font-size: 14px;
  color: var(--color-primary);
  background: rgba(229, 57, 53, 0.08);
  border: 1px solid rgba(229, 57, 53, 0.2);
  padding: 10px 20px;
  border-radius: var(--radius-input);
  display: inline-block;
  margin: 12px 0;
  letter-spacing: 0.08em;
}

.purchase-success__note {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 360px;
  margin: 0 auto;
}

/* ── Trade-In CTA Banner ─────────────────────────────────── */
.tradein-cta {
  padding: 80px 0;
  background: #111111;
  text-align: center;
}

.tradein-cta__title {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--color-text-on-dark);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.tradein-cta p {
  color: rgba(255, 255, 255, 0.6);
  max-width: 480px;
  margin: 0 auto 24px;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .tradein-hero__content {
    padding: 40px var(--gutter);
  }

  .tradein-hero__subtitle {
    font-size: 16px;
  }

  .device-detail__name {
    font-size: 28px;
  }

  .device-detail__price {
    font-size: 22px;
  }

  .spec-label {
    min-width: 100px;
  }

  .purchase-modal .time-slots-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}