/* ═══════════════════════════════════════════════════
   Kvetomat Kalkulačka — Stylesheet
   Verzia: 1.0.0
═══════════════════════════════════════════════════ */

:root {
  --kk-primary:        #3d7a4f;
  --kk-primary-light:  #e8f5ec;
  --kk-primary-dark:   #2e5e3c;
  --kk-text:           #1a1a1a;
  --kk-muted:          #6b7280;
  --kk-border:         #e5e7eb;
  --kk-bg:             #f8faf8;
  --kk-white:          #ffffff;
  --kk-radius:         14px;
  --kk-shadow:         0 4px 24px rgba(0,0,0,.07);
  --kk-font:           'DM Sans', 'Segoe UI', sans-serif;
}

.kk-wrapper {
  font-family: var(--kk-font);
  color: var(--kk-text);
  max-width: 860px;
  margin: 0 auto;
  padding: 16px;
  box-sizing: border-box;
}

/* ── Header ──────────────────────────────────────────── */
.kk-header {
  text-align: center;
  margin-bottom: 32px;
}
.kk-header-icon {
  font-size: 2.4rem;
  margin-bottom: 10px;
}
.kk-title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  margin: 0 0 8px;
  line-height: 1.2;
}
.kk-subtitle {
  color: var(--kk-muted);
  margin: 0 0 14px;
  font-size: .97rem;
  max-width: 500px;
  margin-inline: auto;
}
.kk-vat-note {
  display: inline-block;
  background: var(--kk-primary-light);
  color: var(--kk-primary-dark);
  border-radius: 999px;
  padding: 5px 16px;
  font-size: .83rem;
  font-weight: 600;
}

/* ── Form wrap ───────────────────────────────────────── */
.kk-form-wrap {
  background: var(--kk-white);
  border-radius: 22px;
  padding: 32px;
  box-shadow: var(--kk-shadow);
  border: 1px solid var(--kk-border);
}

/* ── Sections / fieldsets ────────────────────────────── */
.kk-section {
  border: none;
  padding: 0;
  margin: 0 0 28px;
}
.kk-section-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--kk-border);
  margin-bottom: 20px;
  width: 100%;
}
.kk-legend-icon { font-size: 1.1rem; }
.kk-legend-green { color: #16a34a; }
.kk-legend-red   { color: #dc2626; }
.kk-legend-blue  { color: #2563eb; }

/* ── Grid ────────────────────────────────────────────── */
.kk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.kk-field-full {
  grid-column: 1 / -1;
}

/* ── Field ───────────────────────────────────────────── */
.kk-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.kk-field label {
  font-size: .9rem;
  font-weight: 600;
  color: #374151;
}
.kk-required { color: #dc2626; }
.kk-optional { color: var(--kk-muted); font-weight: 400; font-size: .82rem; }

/* ── Input ───────────────────────────────────────────── */
.kk-input-wrap {
  position: relative;
}
.kk-input-wrap input,
.kk-field > input[type="email"],
.kk-field > input[type="tel"] {
  width: 100%;
  box-sizing: border-box;
  height: 46px;
  padding: 0 42px 0 14px;
  border: 2px solid var(--kk-border);
  border-radius: 10px;
  font-size: .97rem;
  font-family: var(--kk-font);
  background: var(--kk-white);
  color: var(--kk-text);
  transition: border-color .18s, box-shadow .18s;
  outline: none;
  -moz-appearance: textfield;
}
.kk-field > input[type="email"],
.kk-field > input[type="tel"] {
  padding-right: 14px;
}
.kk-input-wrap input::-webkit-inner-spin-button,
.kk-input-wrap input::-webkit-outer-spin-button { -webkit-appearance: none; }

.kk-input-wrap input:focus,
.kk-field > input[type="email"]:focus,
.kk-field > input[type="tel"]:focus {
  border-color: var(--kk-primary);
  box-shadow: 0 0 0 3px rgba(61,122,79,.15);
}

.kk-unit {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kk-muted);
  font-size: .85rem;
  font-weight: 600;
  pointer-events: none;
}

/* ── Validation error ────────────────────────────────── */
.kk-field-error {
  font-size: .8rem;
  color: #dc2626;
  min-height: 16px;
}
.kk-form-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: .9rem;
  margin-bottom: 16px;
}

/* ── Submit button ───────────────────────────────────── */
.kk-btn-submit {
  display: block;
  width: 100%;
  height: 52px;
  background: var(--kk-primary);
  color: #fff;
  border: none;
  border-radius: 13px;
  font-family: var(--kk-font);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .18s, transform .12s, box-shadow .18s;
  box-shadow: 0 4px 16px rgba(61,122,79,.3);
  margin-top: 8px;
}
.kk-btn-submit:hover:not(:disabled) {
  background: var(--kk-primary-dark);
  box-shadow: 0 6px 20px rgba(61,122,79,.4);
}
.kk-btn-submit:active:not(:disabled) { transform: scale(.985); }
.kk-btn-submit:disabled { opacity: .7; cursor: not-allowed; }

/* ── Results ─────────────────────────────────────────── */
.kk-results-wrap { padding: 8px 0; }

.kk-results-header {
  text-align: center;
  margin-bottom: 28px;
}
.kk-results-title {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
  margin: 0;
}

.kk-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.kk-card {
  background: var(--kk-white);
  border: 2px solid var(--kk-border);
  border-radius: var(--kk-radius);
  padding: 22px 18px;
  box-shadow: var(--kk-shadow);
  transition: border-color .2s;
}
.kk-card:hover { border-color: var(--kk-primary); }

.kk-card-highlight {
  background: var(--kk-primary);
  border-color: var(--kk-primary-dark);
  color: #fff;
  box-shadow: 0 6px 24px rgba(61,122,79,.35);
}
.kk-card-highlight .kk-card-label { color: rgba(255,255,255,.85); }
.kk-card-highlight .kk-card-sub   { color: rgba(255,255,255,.75); }

.kk-card-label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--kk-muted);
  margin-bottom: 8px;
}
.kk-card-value {
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 6px;
}
.kk-card-sub {
  font-size: .78rem;
  color: var(--kk-muted);
}

/* ── Confirm box ─────────────────────────────────────── */
.kk-confirm-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
  border-radius: 12px;
  padding: 12px 20px;
  font-size: .9rem;
  text-align: center;
  margin-bottom: 20px;
}

/* ── Back button ─────────────────────────────────────── */
.kk-results-actions { text-align: center; }
.kk-btn-back {
  background: transparent;
  border: 2px solid var(--kk-border);
  border-radius: 10px;
  padding: 10px 28px;
  font-family: var(--kk-font);
  font-size: .93rem;
  font-weight: 600;
  color: var(--kk-text);
  cursor: pointer;
  transition: border-color .18s, background .18s;
}
.kk-btn-back:hover {
  border-color: var(--kk-primary);
  background: var(--kk-primary-light);
  color: var(--kk-primary-dark);
}

/* ── Animations ──────────────────────────────────────── */
@keyframes kkFadeIn {
  from { opacity:0; transform: translateY(14px); }
  to   { opacity:1; transform: translateY(0); }
}
.kk-results-wrap { animation: kkFadeIn .4s ease; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 560px) {
  .kk-form-wrap { padding: 20px 16px; }
  .kk-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 380px) {
  .kk-cards { grid-template-columns: 1fr; }
}