/* ============================================================
   EssentialNoPopups — shared.css
   Common styles used across all tool pages.
   Tool-specific styles stay in the page's own <style> block.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;1,400&family=DM+Sans:wght@400;500&display=swap');

/* ── VARIABLES ── */
:root {
  --teal:           #0F6E56;
  --teal-mid:       #1D9E75;
  --teal-light:     #e1f5ee;
  --teal-border:    #9FE1CB;
  --teal-text:      #085041;
  --warm-bg:        #faf8f5;
  --surface:        #ffffff;
  --border:         #e8e4de;
  --text:           #1a1a18;
  --muted:          #6b6860;
  --faint:          #a8a49e;
  --error:          #c0392b;
  --error-light:    #fdf0ee;
  --error-border:   #e8b4af;
  --warn:           #92600a;
  --warn-light:     #fef9ec;
  --warn-border:    #f5d98a;
  --premium:        #7c5cbf;
  --premium-light:  #f3f0fc;
  --premium-border: #c4b5f0;
}

/* ── RESET ── */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'DM Sans', sans-serif; background: var(--warm-bg); color: var(--text); min-height: 100vh; }
a { text-decoration: none; color: inherit; }

/* ── NAV ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,248,245,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 0 clamp(1rem, 4vw, 3rem);
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-family: 'Lora', serif; font-size: 1.1rem; letter-spacing: -0.01em; }
.nav-logo em { font-style: normal; color: var(--teal); }
.nav-back { font-size: 0.8rem; color: var(--muted); display: flex; align-items: center; gap: 6px; transition: color 0.15s; }
.nav-back:hover { color: var(--teal); }
.nav-badge { font-size: 0.7rem; font-weight: 500; letter-spacing: 0.06em; background: var(--teal-light); color: var(--teal-text); border: 1px solid var(--teal-border); border-radius: 99px; padding: 4px 12px; text-transform: uppercase; }

/* ── PAGE LAYOUT ── */
.page { max-width: 640px; margin: 0 auto; padding: clamp(2rem, 6vw, 3.5rem) clamp(1rem, 4vw, 2rem) 4rem; }

/* ── PAGE HEADER ── */
.page-header { margin-bottom: 2rem; opacity: 0; animation: fadeUp 0.4s 0.1s forwards; }
.breadcrumb { font-size: 0.75rem; color: var(--faint); margin-bottom: 0.75rem; display: flex; align-items: center; gap: 6px; }
.breadcrumb a:hover { color: var(--teal); }
.page-header h1 { font-family: 'Lora', serif; font-size: clamp(1.5rem, 4vw, 2rem); font-weight: 400; letter-spacing: -0.02em; margin-bottom: 0.4rem; }
.page-header p { font-size: 0.9rem; color: var(--muted); line-height: 1.6; }

/* ── INFO BUTTON & PANEL ── */
.info-btn-row { display: flex; align-items: flex-start; gap: 8px; }
.info-btn-row p { flex: 1; font-size: 0.9rem; color: var(--muted); line-height: 1.6; }
.info-btn {
  flex-shrink: 0; margin-top: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.5px solid var(--teal); background: var(--teal); color: #fff;
  font-size: 0.75rem; font-weight: 700; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.info-panel {
  margin-top: 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.info-panel-row {
  padding: 14px 16px; display: flex; gap: 10px; align-items: flex-start;
}
.info-panel-row + .info-panel-row { border-top: 1px solid var(--border); }
.info-panel-icon { font-size: 1rem; flex-shrink: 0; }
.info-panel-title { font-size: 0.8rem; font-weight: 500; color: var(--text); margin-bottom: 3px; }
.info-panel-text { font-size: 0.78rem; color: var(--muted); line-height: 1.5; }

/* ── CARD ── */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.75rem; margin-bottom: 1rem;
  opacity: 0; animation: fadeUp 0.4s 0.2s forwards;
}

/* ── LABELS ── */
label {
  display: block; font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 8px;
}

/* ── DROP ZONE ── */
.drop-zone {
  border: 2px dashed var(--border); border-radius: 12px;
  padding: 2.5rem 1.5rem; text-align: center; cursor: pointer;
  transition: all 0.2s; margin-bottom: 1.25rem; position: relative;
}
.drop-zone:hover, .drop-zone.dragover { border-color: var(--teal-border); background: var(--teal-light); }
.drop-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
.drop-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.drop-text { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.25rem; }
.drop-text strong { color: var(--teal); }
.drop-sub { font-size: 0.75rem; color: var(--faint); }

/* ── FORM INPUTS ── */
input[type="text"],
input[type="number"] {
  background: var(--warm-bg); border: 1px solid var(--border); border-radius: 10px;
  color: var(--text); font-family: 'DM Sans', sans-serif; font-size: 0.875rem;
  padding: 11px 14px; outline: none; transition: border-color 0.2s; width: 100%;
}
input[type="text"]:focus,
input[type="number"]:focus { border-color: var(--teal-border); }
input[type="text"]::placeholder { color: var(--faint); }

select {
  background: var(--warm-bg); border: 1px solid var(--border); border-radius: 10px;
  color: var(--text); font-family: 'DM Sans', sans-serif; font-size: 0.875rem;
  padding: 11px 14px; outline: none; cursor: pointer; appearance: none; width: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23a8a49e' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  transition: border-color 0.2s;
}
select:focus { border-color: var(--teal-border); }

input[type="range"] { width: 100%; accent-color: var(--teal); cursor: pointer; }

/* ── FORMAT PILLS ── */
.format-row { margin-bottom: 1.25rem; }
.format-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.format-pill {
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 16px;
  font-size: 0.82rem; font-weight: 500; cursor: pointer;
  background: var(--surface); color: var(--muted); transition: all 0.15s;
}
.format-pill:hover { border-color: var(--teal-border); color: var(--teal); }
.format-pill.selected { background: var(--teal-light); border-color: var(--teal-border); color: var(--teal-text); }

/* ── MODE TABS ── */
.mode-tabs { display: flex; gap: 4px; background: var(--warm-bg); border: 1px solid var(--border); border-radius: 10px; padding: 4px; margin-bottom: 1.25rem; }
.mode-tab { flex: 1; text-align: center; font-size: 0.82rem; font-weight: 500; padding: 8px; border-radius: 7px; cursor: pointer; color: var(--muted); transition: all 0.15s; user-select: none; }
.mode-tab.active { background: var(--surface); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

/* ── PRIMARY BUTTON ── */
.btn-primary {
  width: 100%; background: var(--teal); border: none; border-radius: 10px;
  color: #fff; font-family: 'DM Sans', sans-serif; font-size: 0.875rem; font-weight: 500;
  padding: 14px; cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-primary:hover { background: var(--teal-mid); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(15,110,86,0.25); }
.btn-primary:active { transform: translateY(0); box-shadow: none; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary.btn-done { opacity: 1; cursor: default; transform: none; box-shadow: none; }

/* ── NOTIFICATION ── */
.notification { border-radius: 10px; padding: 12px 16px; font-size: 0.8rem; line-height: 1.5; display: none; margin-bottom: 1rem; border: 1px solid; }
.notification.show { display: block; }
.notification.success { background: var(--teal-light); border-color: var(--teal-border); color: var(--teal-text); }
.notification.error { background: var(--error-light); border-color: var(--error-border); color: var(--error); }
.notification.info { background: #f0f6ff; border-color: #b8d4f8; color: #1a4a8a; }

/* ── PREVIEW GRID ── */
.preview-section { display: none; margin-bottom: 1.25rem; }
.preview-section.show { display: block; }
.preview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.preview-box { background: var(--warm-bg); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.preview-label { font-size: 0.68rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); padding: 8px 12px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.preview-label span { color: var(--teal-text); font-weight: 500; }
.preview-img-wrap { aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; overflow: hidden; background: #f0ede8; }
.preview-img-wrap img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* ── AD SLOTS ── */
.ad-slot, .ad-slot-inner { display: none !important; /* Hidden until AdSense approved — remove this line when live */ }
.ad-slot { margin: 1rem 0; opacity: 0; animation: fadeUp 0.4s 0.4s forwards; }
.ad-slot-inner {
  background: var(--surface); border: 1px dashed var(--border); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; color: var(--faint); letter-spacing: 0.06em; text-transform: uppercase;
}

/* ── INFO CARD (good to know) ── */
.info-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 1.25rem 1.5rem; opacity: 0; animation: fadeUp 0.4s 0.35s forwards; }
.info-card h3 { font-family: 'Lora', serif; font-size: 0.95rem; font-weight: 500; margin-bottom: 0.75rem; color: var(--text); }
.info-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.info-list li { font-size: 0.8rem; color: var(--muted); line-height: 1.6; padding-left: 14px; position: relative; }
.info-list li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--teal-border); position: absolute; left: 0; top: 7px; }

/* ── FOOTER ── */
footer { border-top: 1px solid var(--border); background: var(--surface); padding: 1.5rem clamp(1rem, 4vw, 3rem); display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; }
.footer-logo { font-family: 'Lora', serif; font-size: 0.95rem; }
.footer-logo em { font-style: normal; color: var(--teal); }
.footer-tagline { font-size: 0.72rem; color: var(--faint); margin-top: 2px; }
.footer-right { font-size: 0.78rem; color: var(--muted); text-align: right; line-height: 1.8; }
.footer-right a { color: var(--teal); font-weight: 500; }
.footer-right a:hover { text-decoration: underline; }

/* ── PREMIUM BADGE ── */
.premium-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.05em;
  background: var(--premium-light); color: var(--premium);
  border: 1px solid var(--premium-border);
  border-radius: 99px; padding: 2px 7px;
  margin-left: 6px; vertical-align: middle; text-transform: uppercase;
}

/* ── SPINNER ── */
.spinner {
  width: 15px; height: 15px; flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: #fff; border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── RESPONSIVE ── */
@media (max-width: 480px) {
  .preview-grid { grid-template-columns: 1fr; }
  .footer-right { text-align: left; }
}