/* Marketing/explainer page styles — HowItWorks + PDP enhancements */

/* ===== HOW HERO — left copy + right photo ===== */
.how-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
  align-items: center;
}
@media (min-width: 1024px) {
  .how-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--s-12);
  }
}
.how-hero__copy { min-width: 0; max-width: 720px; }

.how-hero__visual {
  display: none;
  position: relative;
  aspect-ratio: 5 / 4;
  max-width: 540px;
  width: 100%;
  margin-left: auto;
}
@media (min-width: 1024px) { .how-hero__visual { display: block; } }

.how-hero__photo {
  position: absolute; inset: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow:
    0 30px 60px -20px rgba(15,27,45,0.30),
    0 12px 24px -12px rgba(15,27,45,0.18);
  background: var(--km-deep-3);
}
.how-hero__photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.02);
}
.how-hero__photo-grad {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,61,98,0) 35%, rgba(10,61,98,0.45) 100%),
    linear-gradient(135deg, rgba(10,61,98,0.15) 0%, rgba(10,61,98,0) 60%);
}

.how-hero__chip {
  position: absolute;
  left: -16px; top: 28px;
  display: flex; align-items: center; gap: 10px;
  background: white;
  padding: 10px 14px 10px 12px;
  border-radius: 12px;
  box-shadow:
    0 16px 32px -10px rgba(15,27,45,0.22),
    0 4px 10px -2px rgba(15,27,45,0.08);
  z-index: 2;
  animation: snap-float 6.5s ease-in-out infinite;
}
.how-hero__chip-dot {
  width: 9px; height: 9px;
  background: var(--km-good);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(30,142,92,0.2);
  animation: km-pulse 1.8s ease-in-out infinite;
}
.how-hero__chip-lbl {
  font-size: 9px; font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--km-good);
  margin-bottom: 1px;
}
.how-hero__chip-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--km-ink-900);
}

.how-hero__badge {
  position: absolute;
  right: -14px; bottom: 28px;
  width: 230px;
  background: white;
  padding: 16px;
  border-radius: 14px;
  box-shadow:
    0 20px 40px -12px rgba(15,27,45,0.26),
    0 4px 12px -4px rgba(15,27,45,0.10);
  z-index: 2;
  animation: snap-float 7.5s ease-in-out infinite reverse;
}
.how-hero__badge-row {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px;
  color: var(--km-ink-500);
  margin-bottom: 6px;
}
.how-hero__badge-row svg { color: var(--km-good); flex-shrink: 0; }
.how-hero__badge-num {
  font-size: 30px;
  font-weight: 700;
  color: var(--km-ink-900);
  letter-spacing: -0.02em;
  line-height: 1;
}
.how-hero__badge-sub {
  font-size: 12px;
  color: var(--km-ink-500);
  margin-top: 4px;
}

/* ===== MANIFESTO ===== */
.manifesto {
  display: flex;
  gap: var(--s-5);
  align-items: flex-start;
  padding: var(--s-6) var(--s-6);
  background: var(--km-ink-900);
  color: white;
  border-radius: var(--r-3);
  position: relative;
  overflow: hidden;
}
.manifesto::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto auto;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(242,163,16,0.16), transparent 65%);
  pointer-events: none;
}
.manifesto__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: var(--r-2);
  background: var(--km-accent);
  color: var(--km-ink-900);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.manifesto__big {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: white;
  margin-bottom: var(--s-3);
  position: relative;
}
.manifesto__big strong { color: var(--km-accent); font-weight: 700; }
.manifesto__sub {
  color: rgba(255,255,255,0.74);
  font-size: var(--t-15, 15px);
  line-height: 1.6;
  max-width: 640px;
  position: relative;
}
.manifesto__sub strong { color: white; font-weight: 600; }
@media (max-width: 640px) {
  .manifesto { flex-direction: column; gap: var(--s-3); padding: var(--s-5) var(--s-4); }
}

/* ===== TELEMETRY ===== */
.telemetry {
  background: white;
  border: 1px solid var(--km-line);
  border-radius: var(--r-3);
  padding: var(--s-5);
  position: relative;
  overflow: hidden;
}
.telemetry::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(15,27,45,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15,27,45,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.telemetry__head {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  margin-bottom: var(--s-4);
  position: relative;
}
.telemetry__pulse {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--km-good);
  box-shadow: 0 0 0 5px rgba(30, 142, 92, 0.16);
  animation: km-pulse 1.8s ease-in-out infinite;
}
.telemetry__title {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--km-deep);
  font-weight: 700;
}
.telemetry__sub {
  font-size: 12px;
  color: var(--km-ink-500);
  margin-left: auto;
}
.telemetry__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
  position: relative;
}
@media (min-width: 720px) { .telemetry__grid { grid-template-columns: repeat(4, 1fr); } }
.telemetry__cell {
  padding: var(--s-3) 0;
  border-top: 1px solid var(--km-line);
}
@media (min-width: 720px) {
  .telemetry__cell {
    border-top: 0;
    border-left: 1px solid var(--km-line);
    padding: 0 var(--s-3);
  }
  .telemetry__cell:first-child { border-left: 0; padding-left: 0; }
}
.telemetry__num {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--km-ink-900);
  line-height: 1;
}
.telemetry__lbl {
  font-size: var(--t-13);
  color: var(--km-ink-700);
  margin-top: 4px;
  font-weight: 500;
}
.telemetry__hint {
  font-size: 10px;
  color: var(--km-ink-400);
  margin-top: 4px;
  letter-spacing: 0.04em;
}
.telemetry__foot {
  position: relative;
  margin-top: var(--s-4);
  padding-top: var(--s-3);
  border-top: 1px dashed var(--km-line);
  font-size: 10px;
  color: var(--km-ink-400);
  letter-spacing: 0.02em;
}

/* ===== VS TABLE — marketplace vs kolaymarin ===== */
.vs-table {
  border: 1px solid var(--km-line);
  border-radius: var(--r-3);
  overflow: hidden;
  background: white;
}
.vs-table__head {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  background: var(--km-paper-2);
  padding: var(--s-3) var(--s-4);
  border-bottom: 1px solid var(--km-line);
}
.vs-table__col {
  font-size: var(--t-13);
  font-weight: 700;
  color: var(--km-ink-900);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.vs-table__col-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--km-ink-400);
  font-weight: 700;
}
.vs-table__col-tag--us { color: var(--km-deep); }
.vs-table__col--us { color: var(--km-deep); }
.vs-table__row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  padding: var(--s-3) var(--s-4);
  border-bottom: 1px solid var(--km-line);
  align-items: center;
  font-size: var(--t-13);
}
.vs-table__row:last-child { border-bottom: 0; }
.vs-table__k {
  font-weight: 600;
  color: var(--km-ink-700);
}
.vs-table__v {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1.4;
}
.vs-table__v--them { color: var(--km-ink-500); }
.vs-table__v--them svg { color: var(--km-bad); flex-shrink: 0; }
.vs-table__v--us { color: var(--km-ink-900); font-weight: 500; }
.vs-table__v--us svg { color: var(--km-good); flex-shrink: 0; }
@media (max-width: 640px) {
  .vs-table__head, .vs-table__row {
    grid-template-columns: 1fr;
    gap: var(--s-1);
  }
  .vs-table__head .vs-table__col:not(:first-child) { display: none; }
  .vs-table__v {
    padding-left: var(--s-3);
    margin-left: 4px;
  }
  .vs-table__v--them { border-left: 2px solid var(--km-bad-soft); }
  .vs-table__v--us { border-left: 2px solid var(--km-good); }
}

/* ===== PHOTO EXPLAIN ===== */
.photo-explain {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
  padding: var(--s-6);
  background: white;
  border: 1px solid var(--km-line);
  border-radius: var(--r-3);
}
@media (min-width: 901px) { .photo-explain { grid-template-columns: 1.3fr 1fr; gap: var(--s-8); } }
.photo-explain__demo {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  background: var(--km-paper-2);
  border-radius: var(--r-2);
  padding: var(--s-4);
}
.photo-explain__phase {
  display: flex;
  gap: var(--s-3);
  align-items: stretch;
}
.photo-explain__phase-num {
  display: inline-flex;
  align-items: flex-start;
  justify-content: center;
  width: 24px;
  font-size: 10px;
  font-weight: 700;
  color: var(--km-ink-400);
  letter-spacing: 0.06em;
  padding-top: var(--s-2);
}
.photo-explain__dropzone {
  flex: 1;
  border: 2px dashed var(--km-line-strong);
  border-radius: var(--r-2);
  padding: var(--s-5) var(--s-3);
  background: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  color: var(--km-ink-400);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.photo-explain__result {
  flex: 1;
  background: white;
  border: 1px solid var(--km-line);
  border-left: 3px solid var(--km-good);
  border-radius: var(--r-2);
  padding: var(--s-3);
}
.photo-explain__match {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--km-good);
  padding: 2px 6px;
  background: var(--km-good-soft);
  border-radius: 4px;
}

/* ===== VERIFY GRID — how we verify merchants ===== */
.verify-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-3);
}
@media (min-width: 641px) { .verify-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 901px) { .verify-grid { grid-template-columns: repeat(3, 1fr); } }
.verify-card {
  display: flex;
  gap: var(--s-3);
  align-items: flex-start;
  padding: var(--s-4);
  background: white;
  border: 1px solid var(--km-line);
  border-radius: var(--r-2);
  transition: border-color .12s, box-shadow .12s;
}
.verify-card:hover { border-color: var(--km-line-strong); box-shadow: var(--shadow-2); }
.verify-card__icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: var(--r-1);
  background: var(--km-deep-soft);
  color: var(--km-deep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.verify-card strong {
  display: block;
  font-size: var(--t-14);
  font-weight: 600;
  color: var(--km-ink-900);
  margin-bottom: 4px;
  letter-spacing: -0.005em;
}
.verify-card p {
  font-size: 12px;
  color: var(--km-ink-600);
  line-height: 1.5;
  margin: 0;
}
.verify-card p strong { display: inline; font-size: 12px; color: var(--km-deep); }

/* ===== PDP enhancements ===== */

/* "Neden bu satıcı?" — reasons strip on cheapest offer */
.offer__reasons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--s-2);
}
.offer__reason {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  background: white;
  color: var(--km-good);
  border: 1px solid var(--km-good);
  border-radius: var(--r-pill);
  letter-spacing: -0.005em;
}
.offer__reason svg { color: var(--km-good); }
.offer__reason--neutral {
  background: var(--km-paper-2);
  color: var(--km-ink-700);
  border-color: var(--km-line);
}
.offer__reason--neutral svg { color: var(--km-ink-500); }

/* Freshness color coding on offers */
.offer__fresh--fresh { color: var(--km-good) !important; font-weight: 600; }
.offer__fresh--fresh svg { color: var(--km-good); }
.offer__fresh--ok { color: var(--km-ink-500); }
.offer__fresh--ok svg { color: var(--km-ink-500); }
.offer__fresh--warn { color: var(--km-warn) !important; font-weight: 500; }
.offer__fresh--warn svg { color: var(--km-warn); }
.offer__fresh--stale { color: var(--km-bad) !important; font-weight: 500; }
.offer__fresh--stale svg { color: var(--km-bad); }

.offer__fresh-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  margin-right: 2px;
  vertical-align: middle;
}
.offer__fresh--fresh .offer__fresh-dot { background: var(--km-good); box-shadow: 0 0 0 2px rgba(30,142,92,0.18); animation: km-pulse 1.8s ease-in-out infinite; }
.offer__fresh--ok    .offer__fresh-dot { background: var(--km-ink-400); }
.offer__fresh--warn  .offer__fresh-dot { background: var(--km-warn); }
.offer__fresh--stale .offer__fresh-dot { background: var(--km-bad); }

/* PDP live activity ribbon (above offer table) */
.pdp-activity {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-wrap: wrap;
  padding: var(--s-3) var(--s-4);
  background: var(--km-paper-2);
  border-radius: var(--r-2);
  font-size: var(--t-13);
  color: var(--km-ink-600);
  margin-bottom: var(--s-3);
}
.pdp-activity__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--km-good);
  box-shadow: 0 0 0 4px rgba(30, 142, 92, 0.18);
  animation: km-pulse 1.8s ease-in-out infinite;
  flex-shrink: 0;
}
.pdp-activity strong { color: var(--km-ink-900); font-weight: 700; }
.pdp-activity__sep { color: var(--km-ink-300); }

/* Savings emphasis chip in LPS */
.savings-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: var(--km-accent);
  color: var(--km-ink-900);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin-left: 6px;
}

/* Expanded "Kolaymarin Garantisi" panel — also lives on PDP aside */
.kg-panel {
  background: linear-gradient(155deg, var(--km-deep) 0%, var(--km-deep-3) 100%);
  color: white;
  border-radius: var(--r-3);
  padding: var(--s-5);
  position: relative;
  overflow: hidden;
}
.kg-panel::before {
  content: "";
  position: absolute;
  inset: -50% -30% auto auto;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(242,163,16,0.14), transparent 65%);
  pointer-events: none;
}
.kg-panel__title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--km-accent);
  font-weight: 700;
  margin-bottom: var(--s-3);
  position: relative;
}
.kg-list {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  position: relative;
}
.kg-list li {
  display: flex;
  gap: var(--s-2);
  font-size: var(--t-13);
  color: rgba(255,255,255,0.84);
  line-height: 1.45;
}
.kg-list svg { flex-shrink: 0; color: var(--km-accent); margin-top: 2px; }
.kg-list strong { color: white; font-weight: 600; display: block; margin-bottom: 2px; }