/* TASK-023 / 023A — SaaS başvuru CRO
   Açık form paneli + koyu yan panel. WCAG AA kontrast.
*/

:root {
  --page-bg: #070b14;
  --panel-dark: rgba(15, 23, 42, .88);
  --form-bg: #ffffff;
  --form-ink: #0f172a;
  --form-muted: #475569;
  --form-faint: #64748b;
  --form-line: #e2e8f0;
  --form-line-strong: #cbd5e1;
  --form-focus: #0891b2;
  --form-focus-ring: rgba(8, 145, 178, .22);
  --form-glow: 0 0 0 3px rgba(8, 145, 178, .22), 0 0 18px rgba(34, 211, 238, .28);
  --accent: #0891b2;
  --accent-strong: #0e7490;
  --accent2: #0d9488;
  --ok: #047857;
  --ok-bg: #ecfdf5;
  --err: #b91c1c;
  --err-bg: #fef2f2;
  --warn-bg: #fffbeb;
  --info-bg: #f0f9ff;
  --shadow: 0 28px 70px rgba(2, 6, 23, .45);
  --radius: 20px;
  --font: "Outfit", system-ui, -apple-system, sans-serif;
  --display: "Sora", "Outfit", system-ui, sans-serif;
  --sticky-h: 72px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.signup-page {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: #e2e8f0;
  background:
    radial-gradient(900px 480px at 12% -8%, rgba(34, 211, 238, .16), transparent 55%),
    radial-gradient(700px 420px at 100% 0%, rgba(45, 212, 191, .1), transparent 50%),
    linear-gradient(165deg, #05080f, #0b1220 52%, #0a1628);
}

a { color: var(--accent); }
a:hover { color: var(--accent-strong); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: #fff;
  color: #0f172a;
  padding: 8px 12px;
  z-index: 100;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

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

.signup-shell {
  width: min(1080px, calc(100% - 32px));
  margin: 28px auto 40px;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, .22);
  box-shadow: var(--shadow);
  background: var(--panel-dark);
}

.signup-aside {
  padding: 36px 32px 32px;
  color: #e2e8f0;
  background:
    radial-gradient(500px 280px at 20% 0%, rgba(34, 211, 238, .14), transparent 60%),
    linear-gradient(180deg, rgba(15, 23, 42, .4), rgba(2, 6, 23, .55));
}

.signup-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #f8fafc;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 28px;
}
.signup-brand img { width: 36px; height: 36px; }

.signup-aside h1 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: clamp(1.45rem, 2.4vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -.02em;
  color: #f8fafc;
}

.signup-aside .lead {
  margin: 0 0 28px;
  color: #94a3b8;
  line-height: 1.55;
  font-size: .98rem;
}

.trust-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.trust-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, .18);
  background: rgba(2, 6, 23, .35);
  color: #e2e8f0;
  font-size: .92rem;
  line-height: 1.4;
}

.trust-list .mark {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(45, 212, 191, .18);
  color: #5eead4;
  font-size: .75rem;
  font-weight: 800;
}

.aside-foot {
  margin-top: 28px;
  color: #94a3b8;
  font-size: .85rem;
}
.aside-foot a { color: #67e8f9; }

.signup-main {
  background: var(--form-bg);
  color: var(--form-ink);
  padding: 28px 32px 32px;
}

/* Progress */
.signup-progress {
  margin: 0 0 20px;
}
.signup-progress ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.signup-progress li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  color: var(--form-faint);
  font-size: .68rem;
  font-weight: 600;
  line-height: 1.25;
  min-width: 0;
}
.signup-progress .step-num {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--form-line-strong);
  background: #fff;
  color: var(--form-muted);
  font-size: .78rem;
  font-weight: 700;
}
.signup-progress .is-current {
  color: var(--accent-strong);
}
.signup-progress .is-current .step-num {
  border-color: var(--accent);
  background: linear-gradient(135deg, #ecfeff, #f0fdfa);
  color: var(--accent-strong);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, .12);
}
.signup-progress .step-label {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Hero + badge */
.signup-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin: 0 0 20px;
}
.signup-hero h2 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--form-ink);
}
.hero-promise {
  margin: 0;
  color: var(--form-muted);
  font-size: .92rem;
  line-height: 1.55;
}
.time-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: #0f766e;
  background: linear-gradient(135deg, #ecfdf5, #ecfeff);
  border: 1px solid #99f6e4;
  white-space: nowrap;
}

.messages {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}
.messages li {
  padding: 12px 14px;
  border-radius: 12px;
  font-size: .92rem;
  line-height: 1.4;
  border: 1px solid transparent;
}
.messages .success,
.messages li.success { background: var(--ok-bg); color: var(--ok); border-color: #a7f3d0; }
.messages .error,
.messages li.error { background: var(--err-bg); color: var(--err); border-color: #fecaca; }
.messages .info,
.messages li.info,
.messages .warning,
.messages li.warning { background: var(--info-bg); color: #075985; border-color: #bae6fd; }

.field { margin-bottom: 14px; }
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--form-ink);
  margin: 0 0 6px;
}

.field .hint {
  display: block;
  margin-top: 4px;
  font-size: .78rem;
  color: var(--form-faint);
}

.saas-input,
.signup-main select,
.signup-main input[type="text"],
.signup-main input[type="email"],
.signup-main input[type="tel"],
.signup-main input[type="url"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--form-line-strong);
  background: #fff;
  color: var(--form-ink);
  font: inherit;
  font-size: 1rem;
  line-height: 1.3;
  transition: border-color .15s ease, box-shadow .15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.phone-split {
  display: grid;
  grid-template-columns: minmax(96px, 118px) 1fr;
  gap: 8px;
}
.phone-cc {
  padding: 12px 10px;
  border-radius: 12px;
  border: 1px solid var(--form-line-strong);
  background: #fff;
  color: var(--form-ink);
  font: inherit;
  font-size: .92rem;
  font-weight: 600;
}

.signup-main select:not(.phone-cc) {
  background-image: linear-gradient(45deg, transparent 50%, #64748b 50%),
    linear-gradient(135deg, #64748b 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% + 2px), calc(100% - 12px) calc(50% + 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

.saas-input::placeholder,
.signup-main input::placeholder {
  color: #64748b;
  opacity: 1;
}

.saas-input:hover,
.signup-main select:hover,
.signup-main input:hover,
.phone-cc:hover {
  border-color: #94a3b8;
}

.saas-input:focus,
.signup-main select:focus,
.signup-main input:focus,
.phone-cc:focus {
  outline: none;
  border-color: var(--form-focus);
  box-shadow: var(--form-glow);
}

.saas-input[aria-invalid="true"],
.field.has-error .saas-input,
.field.has-error select,
.pick-fieldset.has-error .size-card,
.pick-fieldset.has-error .sector-card {
  border-color: #f87171;
}

.field.has-error .saas-input {
  background: #fffafa;
}

.field-error {
  margin-top: 6px;
  color: var(--err);
  font-size: .82rem;
  line-height: 1.35;
}
.field-error ul {
  margin: 0;
  padding-left: 1.1rem;
}

/* Size + sector cards */
.pick-fieldset {
  margin: 4px 0 16px;
  padding: 0;
  border: 0;
  min-width: 0;
}
.pick-fieldset legend {
  padding: 0;
  margin: 0 0 8px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--form-ink);
}

.size-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.size-card,
.sector-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 52px;
  padding: 10px 6px;
  border-radius: 12px;
  border: 1.5px solid var(--form-line-strong);
  background: #fff;
  cursor: pointer;
  text-align: center;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.size-card:hover,
.sector-card:hover {
  border-color: #94a3b8;
}
.size-card:has(input:focus-visible),
.sector-card:has(input:focus-visible) {
  box-shadow: var(--form-glow);
  border-color: var(--form-focus);
}
.size-card:has(input:checked),
.sector-card:has(input:checked) {
  border-color: var(--accent);
  background: linear-gradient(180deg, #ecfeff, #f0fdfa);
  box-shadow: 0 0 0 1px rgba(8, 145, 178, .25);
}
.size-card input,
.sector-card input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}
.size-card-label {
  font-size: .88rem;
  font-weight: 700;
  color: var(--form-ink);
}

.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.sector-card {
  min-height: 72px;
  padding: 12px 8px;
}
.sector-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 1rem;
  background: #f1f5f9;
  color: var(--accent-strong);
}
.sector-card:has(input:checked) .sector-icon {
  background: rgba(8, 145, 178, .12);
}
.sector-card-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--form-ink);
}

.sector-card[data-sektor="Üretim"] .sector-icon::before { content: "🏭"; }
.sector-card[data-sektor="Makine"] .sector-icon::before { content: "⚙️"; }
.sector-card[data-sektor="Metal"] .sector-icon::before { content: "🔩"; }
.sector-card[data-sektor="Otomotiv"] .sector-icon::before { content: "🚗"; }
.sector-card[data-sektor="Elektrik"] .sector-icon::before { content: "⚡"; }
.sector-card[data-sektor="Plastik"] .sector-icon::before { content: "🧴"; }
.sector-card[data-sektor="Gıda"] .sector-icon::before { content: "🍽️"; }
.sector-card[data-sektor="Kimya"] .sector-icon::before { content: "🧪"; }
.sector-card[data-sektor="Diğer"] .sector-icon::before { content: "📦"; }

.check-field {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: flex-start;
  margin: 12px 0;
  color: var(--form-muted);
  font-size: .9rem;
  line-height: 1.45;
}
.check-label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  flex: 1 1 220px;
  cursor: pointer;
}
.check-field input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
  flex-shrink: 0;
}
.check-field a { color: var(--accent-strong); font-weight: 600; }

.linkish {
  display: inline;
  margin-left: 6px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent-strong);
  font: inherit;
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}
.linkish:focus-visible {
  outline: 2px solid var(--form-focus);
  outline-offset: 2px;
  border-radius: 4px;
}

.privacy-note {
  margin: 14px 0 0;
  padding: 10px 12px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid var(--form-line);
  color: var(--form-muted);
  font-size: .82rem;
  line-height: 1.4;
  display: flex;
  gap: 8px;
  align-items: center;
}

.signup-form-actions {
  margin-top: 16px;
}

.btn-submit {
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  color: #042f2e;
  background: linear-gradient(90deg, #22d3ee, #2dd4bf);
  box-shadow: 0 10px 28px rgba(34, 211, 238, .28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform .15s ease, filter .15s ease, opacity .15s ease;
}
.btn-submit:hover:not(:disabled) { filter: brightness(1.05); transform: translateY(-1px); }
.btn-submit:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px #fff, 0 0 0 6px rgba(8, 145, 178, .45);
}
.btn-submit:disabled {
  opacity: .72;
  cursor: wait;
  transform: none;
}

.btn-spinner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(4, 47, 46, .25);
  border-top-color: #042f2e;
  animation: spin .7s linear infinite;
  display: none;
}
.btn-submit.is-loading .btn-spinner { display: inline-block; }
.btn-submit.is-loading .btn-label { opacity: .9; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

.signup-links {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: .88rem;
  color: var(--form-muted);
}
.signup-links a { color: var(--accent-strong); font-weight: 600; text-decoration: none; }
.signup-links a:hover { text-decoration: underline; }

.saas-hp {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
}

/* Mobile sticky CTA — reserved space avoids CLS */
.mobile-sticky-cta {
  display: none;
}

/* KVKK dialog */
.kvkk-dialog {
  border: 0;
  border-radius: 16px;
  padding: 0;
  max-width: min(440px, calc(100vw - 32px));
  color: var(--form-ink);
  box-shadow: var(--shadow);
}
.kvkk-dialog::backdrop {
  background: rgba(2, 6, 23, .55);
}
.kvkk-dialog-inner {
  margin: 0;
  padding: 22px 22px 18px;
}
.kvkk-dialog h3 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: 1.15rem;
}
.kvkk-dialog p {
  margin: 0 0 10px;
  color: var(--form-muted);
  font-size: .92rem;
  line-height: 1.5;
}
.kvkk-dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
}
.kvkk-dialog-actions a {
  font-weight: 700;
  color: var(--accent-strong);
}

/* Success page */
.success-shell {
  width: min(520px, calc(100% - 32px));
  margin: 48px auto;
  background: var(--form-bg);
  color: var(--form-ink);
  border-radius: var(--radius);
  border: 1px solid rgba(148, 163, 184, .25);
  box-shadow: var(--shadow);
  padding: 40px 32px 32px;
  text-align: center;
}
.success-mail {
  margin: 0 auto 14px;
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
}
.success-mail-svg {
  display: block;
  filter: drop-shadow(0 8px 16px rgba(4, 120, 87, .18));
  animation: mail-pop .7s ease both;
}
.mail-dot {
  animation: mail-pulse 1.6s ease-in-out infinite;
  transform-origin: center;
}
.success-lead {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-strong) !important;
}
.success-shell h1 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-size: 1.55rem;
  color: var(--form-ink);
}
.success-shell p {
  margin: 0 0 12px;
  color: var(--form-muted);
  line-height: 1.55;
}
.success-steps {
  text-align: left;
  margin: 22px 0 8px;
  padding: 16px 18px;
  border-radius: 14px;
  background: #f8fafc;
  border: 1px solid var(--form-line);
  color: var(--form-ink);
  font-size: .92rem;
}
.success-steps ol {
  margin: 8px 0 0;
  padding-left: 1.2rem;
  color: var(--form-muted);
}
.success-steps li { margin: 6px 0; }
.success-actions {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}
.btn-secondary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--form-line-strong);
  background: #fff;
  color: var(--form-ink);
  text-decoration: none;
  font-weight: 600;
  font: inherit;
  cursor: pointer;
}
.btn-secondary:hover { border-color: #94a3b8; }

@keyframes mail-pop {
  0% { opacity: 0; transform: translateY(8px) scale(.92); }
  60% { opacity: 1; transform: translateY(-2px) scale(1.03); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes mail-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .45; }
}

@media (max-width: 900px) {
  .signup-shell {
    grid-template-columns: 1fr;
    width: min(560px, calc(100% - 24px));
  }
  .signup-aside { padding: 28px 24px 20px; }
  .signup-main { padding: 24px 24px 28px; }
  .size-grid { grid-template-columns: repeat(3, 1fr); }
  .sector-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  body.signup-page {
    padding-bottom: calc(var(--sticky-h) + env(safe-area-inset-bottom, 0px));
  }
  .signup-shell {
    margin: 16px auto 24px;
    width: calc(100% - 20px);
    border-radius: 16px;
  }
  .field-row { grid-template-columns: 1fr; }
  .signup-aside h1 { font-size: 1.35rem; }
  .trust-list li { font-size: .88rem; }
  .signup-hero {
    flex-direction: column;
    align-items: stretch;
  }
  .time-badge { align-self: flex-start; }
  .signup-progress ol { gap: 4px; }
  .signup-progress .step-label {
    font-size: .62rem;
  }
  .size-grid { grid-template-columns: repeat(3, 1fr); }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
  .phone-split { grid-template-columns: 108px 1fr; }

  /* Form içi CTA gizle — sabit alt bar (yer rezervi CLS önler) */
  .signup-form-actions { display: none; }
  .mobile-sticky-cta {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
    background: rgba(255, 255, 255, .94);
    border-top: 1px solid var(--form-line);
    backdrop-filter: blur(8px);
    /* Sabit yükseklik ≈ --sticky-h — layout kayması yok */
    min-height: var(--sticky-h);
  }
  .success-shell { margin: 24px auto; padding: 28px 20px; }
}

@media (max-width: 390px) {
  .signup-progress .step-label { display: none; }
  .signup-progress li { gap: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .btn-spinner { animation: none; }
  .btn-submit { transition: none; }
  .success-mail-svg,
  .mail-dot { animation: none; }
  .saas-input,
  .signup-main input,
  .signup-main select { transition: none; }
}