/* ══════════════════════════════════════════════════════════════════
   Designer-service Landing — /dlya-dizajnerov/
   Theme vintajj-2025 · prefix .ds-* · built on bamboo-products pattern
   Brand tokens reused: --v25-primary (terracotta #A65A3C)
   ══════════════════════════════════════════════════════════════════ */

.ds-landing,
.ds-landing p,
.ds-landing li,
.ds-landing td,
.ds-landing div {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #1C1917;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.ds-landing {
  --ds-cream: #FBF7F4;
  --ds-surface: #FFFFFF;
  --ds-border: #E7E5E4;
  --ds-muted: #78716C;
  --ds-brass: #A6824A;
  --ds-forest: #4A6B5C;
  --ds-tier-1: #D4B896;
  --ds-tier-2: #C5A38F;
  --ds-tier-3: #A6824A;
  --ds-tier-4: var(--v25-primary, #A65A3C);

  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
  font-size: 16px;
  line-height: 1.65;
}

.ds-landing h1, .ds-landing h2 {
  color: #1C1917;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.ds-landing h1 { font-size: 44px; line-height: 1.1; margin: 0 0 18px; }
.ds-landing h2 { font-size: 30px; line-height: 1.2; margin: 0 0 20px; }

.ds-landing h3 {
  font-family: 'Inter', sans-serif !important;
  font-style: normal !important;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: #1C1917;
  margin: 0 0 8px;
}

.ds-landing section {
  padding: 32px 0;
  border-bottom: 1px solid var(--ds-border);
}
.ds-landing section:last-child { border-bottom: none; }

.ds-section-lead {
  color: var(--ds-muted);
  font-size: 16px;
  margin: -8px 0 24px;
  max-width: 720px;
}

.ds-sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ══ CTA buttons ══ */
.ds-cta-primary {
  display: inline-block;
  background: var(--v25-primary, #A65A3C);
  color: #fff !important;
  padding: 13px 28px;
  border-radius: 9999px;
  font-size: 15px; font-weight: 600;
  text-decoration: none !important;
  border: none; cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}
.ds-cta-primary:hover { background: #8B4A32; }
.ds-cta-primary:active { transform: translateY(1px); }
.ds-cta-primary:focus-visible { outline: 3px solid rgba(166, 90, 60, 0.35); outline-offset: 2px; }
.ds-cta-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.ds-cta-secondary {
  display: inline-block;
  background: transparent;
  color: var(--v25-primary, #A65A3C) !important;
  padding: 13px 26px;
  border-radius: 9999px;
  font-size: 15px; font-weight: 600;
  text-decoration: none !important;
  border: 1.5px solid var(--v25-primary, #A65A3C);
  cursor: pointer;
  transition: all 0.15s ease;
}
.ds-cta-secondary:hover {
  background: rgba(166, 90, 60, 0.08);
}

/* ══ 1. HERO ══ */
.ds-hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 56px 0 48px !important;
  border-bottom: 1px solid var(--ds-border);
}

.ds-hero-text .ds-eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--v25-primary, #A65A3C);
  font-weight: 600;
  margin-bottom: 16px;
  padding: 4px 12px;
  background: rgba(166, 90, 60, 0.08);
  border-radius: 9999px;
}

.ds-hero-text .ds-lead {
  font-size: 19px;
  line-height: 1.55;
  color: #44403C;
  margin: 0 0 28px;
  max-width: 540px;
}

.ds-hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.ds-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 13px;
  color: var(--ds-muted);
  margin-top: 18px;
}
.ds-hero-meta span::before {
  content: "✓ ";
  color: var(--ds-brass);
  font-weight: 700;
}

.ds-hero-image {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--ds-cream) 0%, #F0E9DF 100%);
  box-shadow: 0 4px 24px rgba(28, 25, 23, 0.06);
}
.ds-hero-image img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
}
.ds-hero-image:not(:has(img))::after {
  content: "AI · Curated · 24h";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--v25-primary, #A65A3C);
  font-size: 24px; font-weight: 600; letter-spacing: 0.04em;
}

/* ══ 2. ЦЕННОСТИ (3 карточки AI / Curated / 24h) ══ */
.ds-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ds-value-card {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 14px;
  padding: 28px 24px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ds-value-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(28, 25, 23, 0.06);
}
.ds-value-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(166, 90, 60, 0.08);
  color: var(--v25-primary, #A65A3C);
  font-size: 20px;
  margin-bottom: 16px;
  font-weight: 600;
}
.ds-value-card h3 { margin-bottom: 10px; }
.ds-value-card p {
  font-size: 14px; color: var(--ds-muted); line-height: 1.6;
  margin: 0;
}

/* ══ 3. КАК ЭТО РАБОТАЕТ (4-step timeline) ══ */
.ds-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 28px;
  position: relative;
}
.ds-flow::before {
  content: "";
  position: absolute;
  top: 28px; left: 12.5%; right: 12.5%;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--v25-primary, #A65A3C) 20%, var(--v25-primary, #A65A3C) 80%, transparent);
  z-index: 0;
}
.ds-flow-step {
  text-align: center;
  padding: 0 12px;
  position: relative;
  z-index: 1;
}
.ds-flow-num {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--ds-surface);
  border: 2px solid var(--v25-primary, #A65A3C);
  color: var(--v25-primary, #A65A3C);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  box-shadow: 0 2px 8px rgba(166, 90, 60, 0.12);
}
.ds-flow-step h3 {
  font-size: 15px;
  margin-bottom: 6px;
}
.ds-flow-step p {
  font-size: 13px;
  color: var(--ds-muted);
  line-height: 1.5;
  margin: 0;
}

/* ══ 4. CASHBACK LADDER ══ */
.ds-cashback {
  background: var(--ds-cream);
  border-radius: 18px;
  padding: 36px 32px !important;
  border-bottom: none !important;
  margin: 8px 0;
}
.ds-cashback h2 { margin-bottom: 8px; }
.ds-cashback-lead {
  color: var(--ds-muted);
  margin-bottom: 24px;
  max-width: 640px;
}
.ds-ladder {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.ds-tier {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.ds-tier:hover {
  transform: translateY(-2px);
  border-color: var(--v25-primary, #A65A3C);
}
.ds-tier::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--ds-tier-1);
}
.ds-tier-2-card::before { background: var(--ds-tier-2); }
.ds-tier-3-card::before { background: var(--ds-tier-3); }
.ds-tier-4-card::before { background: var(--ds-tier-4); }

.ds-tier-percent {
  font-size: 36px;
  font-weight: 700;
  color: var(--v25-primary, #A65A3C);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
  font-feature-settings: 'tnum' 1;
}
.ds-tier-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}
.ds-tier-volume {
  font-size: 13px;
  color: var(--ds-muted);
}

.ds-cashback-calc {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 14px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
}
.ds-calc-input-wrap {
  display: flex; flex-direction: column; gap: 8px;
}
.ds-calc-label {
  font-size: 13px; color: var(--ds-muted); font-weight: 500;
}
.ds-calc-input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--ds-border);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  background: var(--ds-cream);
  font-feature-settings: 'tnum' 1;
}
.ds-calc-input:focus {
  outline: none;
  border-color: var(--v25-primary, #A65A3C);
  background: var(--ds-surface);
}
.ds-calc-result {
  text-align: center;
  min-width: 220px;
}
.ds-calc-result-tier {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ds-muted);
  margin-bottom: 4px;
}
.ds-calc-result-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--v25-primary, #A65A3C);
  line-height: 1;
  font-feature-settings: 'tnum' 1;
}
.ds-calc-result-amount {
  font-size: 13px;
  color: var(--ds-muted);
  margin-top: 6px;
  font-feature-settings: 'tnum' 1;
}

.ds-cashback-note {
  font-size: 13px;
  color: var(--ds-muted);
  margin-top: 16px;
  line-height: 1.6;
}

/* ══ 5. SHOWCASE — анонимные stub-кейсы ══ */
.ds-showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.ds-case {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 14px;
  padding: 22px 22px 24px;
  position: relative;
}
.ds-case-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ds-forest);
  font-weight: 600;
  background: rgba(74, 107, 92, 0.08);
  padding: 4px 10px;
  border-radius: 9999px;
  margin-bottom: 14px;
}
.ds-case h3 { font-size: 17px; margin-bottom: 8px; }
.ds-case-meta {
  font-size: 13px;
  color: var(--ds-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--ds-border);
  font-feature-settings: 'tnum' 1;
}

/* ══ 6. EVENT/HoReCa secondary section ══ */
.ds-secondary {
  background: linear-gradient(135deg, rgba(74, 107, 92, 0.06) 0%, rgba(166, 90, 60, 0.04) 100%);
  border-radius: 16px;
  padding: 36px 32px !important;
  margin: 8px 0;
  border-bottom: none !important;
}
.ds-secondary-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: center;
}
.ds-secondary h2 { margin-bottom: 12px; }
.ds-secondary p { color: #44403C; max-width: 520px; }
.ds-secondary-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  display: grid;
  gap: 8px;
}
.ds-secondary-list li {
  font-size: 14px;
  color: #44403C;
  padding-left: 22px;
  position: relative;
}
.ds-secondary-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--ds-forest);
  font-weight: 700;
}

/* ══ 7. FAQ ══ */
.ds-faq {
  display: grid;
  gap: 10px;
  max-width: 880px;
}
.ds-faq-item {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
}
.ds-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 500;
  color: #1C1917;
  position: relative;
  padding-right: 48px;
  transition: background 0.15s ease;
}
.ds-faq-item summary::-webkit-details-marker { display: none; }
.ds-faq-item summary::after {
  content: "+";
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--v25-primary, #A65A3C);
  font-weight: 400;
  transition: transform 0.15s ease;
}
.ds-faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}
.ds-faq-item summary:hover {
  background: rgba(166, 90, 60, 0.03);
}
.ds-faq-answer {
  padding: 0 24px 20px;
  font-size: 14px;
  color: #44403C;
  line-height: 1.7;
}
.ds-faq-answer p:last-child { margin-bottom: 0; }

/* ══ 8. ФОРМЫ — registration + project-request ══ */
.ds-forms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.ds-form-block {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 16px;
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
}
.ds-form-block h3 {
  font-size: 22px;
  margin-bottom: 8px;
  font-weight: 600;
}
.ds-form-block .ds-section-lead {
  margin: 0 0 22px;
  font-size: 14px;
}

.ds-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.ds-field {
  display: grid;
  gap: 6px;
}
.ds-field-span-2 { grid-column: 1 / -1; }
.ds-field > span {
  font-size: 13px;
  font-weight: 500;
  color: #44403C;
}
.ds-req {
  color: var(--v25-primary, #A65A3C);
  font-style: normal;
  margin-left: 2px;
}
.ds-field input,
.ds-field select,
.ds-field textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 11px 14px;
  border: 1px solid var(--ds-border);
  border-radius: 10px;
  background: var(--ds-cream);
  color: #1C1917;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.ds-field input:focus,
.ds-field select:focus,
.ds-field textarea:focus {
  outline: none;
  border-color: var(--v25-primary, #A65A3C);
  background: var(--ds-surface);
}
.ds-field input::placeholder,
.ds-field textarea::placeholder {
  color: #A8A29E;
}
.ds-field-error input,
.ds-field-error select,
.ds-field-error textarea {
  border-color: #B91C1C;
  background: rgba(185, 28, 28, 0.04);
}
.ds-field-msg {
  font-size: 12px;
  color: #B91C1C;
  margin-top: 2px;
  min-height: 14px;
}

/* segments selector */
.ds-segments {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.ds-segment {
  display: block;
  cursor: pointer;
  border: 1px solid var(--ds-border);
  border-radius: 10px;
  padding: 10px 8px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  background: var(--ds-cream);
  transition: all 0.15s ease;
}
.ds-segment input { display: none; }
.ds-segment:hover { border-color: var(--v25-primary, #A65A3C); }
.ds-segment.is-active {
  background: rgba(166, 90, 60, 0.08);
  border-color: var(--v25-primary, #A65A3C);
  color: var(--v25-primary, #A65A3C);
  font-weight: 600;
}

/* upload */
.ds-upload-wrap { position: relative; }
.ds-upload {
  display: block;
  border: 2px dashed var(--ds-border);
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  cursor: pointer;
  background: var(--ds-cream);
  transition: all 0.15s ease;
}
.ds-upload:hover {
  border-color: var(--v25-primary, #A65A3C);
  background: rgba(166, 90, 60, 0.03);
}
.ds-upload input { display: none; }
.ds-upload-icon {
  font-size: 26px;
  color: var(--v25-primary, #A65A3C);
  margin-bottom: 6px;
}
.ds-upload-text strong {
  display: block;
  font-size: 14px;
  color: #1C1917;
  font-weight: 600;
}
.ds-upload-hint {
  font-size: 12px;
  color: var(--ds-muted);
}
.ds-upload-status {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ds-forest);
  min-height: 18px;
}
.ds-upload-status.is-error { color: #B91C1C; }
.ds-upload-preview {
  display: none;
  margin-top: 10px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--ds-border);
}
.ds-upload-preview img {
  display: block;
  width: 100%;
  max-height: 220px;
  object-fit: cover;
}
.ds-upload-preview.is-shown { display: block; }

/* honeypot */
.ds-honey {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0;
}

/* consent block */
.ds-consent {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  background: var(--ds-cream);
  border-radius: 10px;
  font-size: 13px;
  color: #44403C;
  line-height: 1.5;
}
.ds-consent label {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  cursor: pointer;
}
.ds-consent input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--v25-primary, #A65A3C);
  margin-top: 2px;
}
.ds-consent a {
  color: var(--v25-primary, #A65A3C);
  text-decoration: underline;
}

.ds-form-submit {
  margin-top: auto;
}
.ds-form-status {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  display: none;
  line-height: 1.5;
}
.ds-form-status.is-success {
  display: block;
  background: rgba(74, 107, 92, 0.08);
  color: var(--ds-forest);
  border: 1px solid rgba(74, 107, 92, 0.2);
}
.ds-form-status.is-error {
  display: block;
  background: rgba(185, 28, 28, 0.06);
  color: #B91C1C;
  border: 1px solid rgba(185, 28, 28, 0.2);
}

/* ══ Mobile ══ */
@media (max-width: 980px) {
  .ds-hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 36px 0 28px !important;
  }
  .ds-landing h1 { font-size: 34px; }
  .ds-landing h2 { font-size: 26px; }

  .ds-values-grid { grid-template-columns: 1fr; }

  .ds-flow { grid-template-columns: repeat(2, 1fr); gap: 24px 12px; }
  .ds-flow::before { display: none; }
  .ds-flow-step { padding: 0 8px; }

  .ds-ladder { grid-template-columns: repeat(2, 1fr); }

  .ds-cashback-calc {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .ds-calc-result { min-width: 0; }

  .ds-secondary-grid { grid-template-columns: 1fr; gap: 20px; }

  .ds-forms-grid { grid-template-columns: 1fr; gap: 20px; }
  .ds-form-block { padding: 22px 18px; }

  .ds-segments { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 580px) {
  .ds-landing { padding: 0 14px; }
  .ds-landing h1 { font-size: 28px; }
  .ds-landing h2 { font-size: 22px; }
  .ds-hero-text .ds-lead { font-size: 16px; }
  .ds-hero-ctas { flex-direction: column; gap: 10px; }
  .ds-hero-ctas a { width: 100%; text-align: center; }
  .ds-tier-percent { font-size: 28px; }
  .ds-flow-num { width: 44px; height: 44px; font-size: 16px; }
  .ds-cashback, .ds-secondary { padding: 24px 18px !important; }
}