/**
 * Pregnancy Calculators - Shared Styles
 * Version 3.0.0
 * All styles scoped under .calc-app to prevent WordPress/Elementor leaking
 * Colors use CSS custom properties for easy customization
 */

/* ============================================
   CSS CUSTOM PROPERTIES (defaults)
   ============================================ */
.calc-app {
  --pc-primary: #F06292;
  --pc-primary-dark: #e84a7a;
  --pc-secondary: #9575CD;
  --pc-info: #4FC3F7;
  --pc-success: #66BB6A;
  --pc-error: #e74c3c;
  --pc-text: #1a1a2e;
  --pc-text-muted: #6c757d;
  --pc-border: #e9ecef;
  --pc-bg: #f8f9fc;
  --pc-surface: #fff;
  --pc-surface-hover: #f1f3f5;
}

/* ============================================
   RESET & BASE
   ============================================ */
.calc-app *,.calc-app *::before,.calc-app *::after{box-sizing:border-box}
.calc-app{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--pc-bg);color:var(--pc-text);line-height:1.6;-webkit-font-smoothing:antialiased}
.calc-app h1,.calc-app h2,.calc-app h3,.calc-app h4,.calc-app h5,.calc-app h6{font-family:'Poppins',sans-serif;font-weight:700;line-height:1.3}
.calc-app .calc-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}

/* ============================================
   LAYOUT
   ============================================ */
.calc-app .calc-container{max-width:820px;margin:0 auto;padding:0 20px}

/* ============================================
   HEADER
   ============================================ */
.calc-app .calc-header{background:linear-gradient(135deg,var(--pc-primary) 0%,var(--pc-secondary) 100%);padding:40px 0 32px;text-align:center;position:relative;overflow:hidden}
.calc-app .calc-header::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:30px;background:var(--pc-bg);border-radius:30px 30px 0 0}
.calc-app .calc-header h1{color:#fff;font-size:clamp(1.5rem,4vw,2rem);margin-bottom:8px;letter-spacing:-0.5px}
.calc-app .calc-header p{color:rgba(255,255,255,.85);font-size:clamp(.9rem,2.5vw,1.05rem);max-width:540px;margin:0 auto}
.calc-app .calc-badge{display:inline-block;background:rgba(255,255,255,.2);color:#fff;padding:4px 14px;border-radius:20px;font-size:.75rem;font-weight:600;letter-spacing:.3px;margin-bottom:12px;backdrop-filter:blur(4px)}

/* ============================================
   CARDS
   ============================================ */
.calc-app .calc-card{background:var(--pc-surface);border-radius:16px;box-shadow:0 2px 12px rgba(0,0,0,.06),0 1px 4px rgba(0,0,0,.04);padding:28px 24px;margin-bottom:24px;transition:box-shadow .2s}
.calc-app .calc-card:hover{box-shadow:0 4px 24px rgba(0,0,0,.08),0 2px 8px rgba(0,0,0,.04)}
.calc-app .calc-card h2{font-size:1.2rem;color:var(--pc-text);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.calc-app .calc-card h2 .calc-icon{font-size:1.3rem}
.calc-app .calc-main-content{padding:24px 0 60px}

/* ============================================
   METHOD TABS (radio pill selector)
   ============================================ */
.calc-app .calc-method-tabs,.calc-app .calc-toggle-row,.calc-app .unit-toggle,.calc-app .units-row{display:flex;background:var(--pc-surface-hover);border-radius:14px;padding:4px;margin-bottom:24px;gap:4px}
.calc-app .calc-method-tabs input,.calc-app .calc-toggle-row input,.calc-app .unit-toggle input,.calc-app .units-row input{position:absolute;opacity:0;pointer-events:none}
.calc-app .calc-method-tabs label,.calc-app .calc-toggle-row label,.calc-app .unit-toggle label,.calc-app .units-row label{flex:1;text-align:center;padding:11px 10px;border-radius:11px;font-weight:600;font-size:.82rem;color:var(--pc-text-muted);cursor:pointer;transition:all .2s;user-select:none;line-height:1.2}
.calc-app .calc-method-tabs input:checked+label,.calc-app .calc-toggle-row input:checked+label,.calc-app .unit-toggle input:checked+label,.calc-app .units-row input:checked+label{background:var(--pc-surface);color:var(--pc-primary);box-shadow:0 2px 8px rgba(240,98,146,.15)}
.calc-app .calc-method-tabs label:focus-visible,.calc-app .calc-toggle-row label:focus-visible,.calc-app .unit-toggle label:focus-visible,.calc-app .units-row label:focus-visible{outline:2px solid var(--pc-primary);outline-offset:2px}

/* ============================================
   METHOD FIELDS (tab content)
   ============================================ */
.calc-app .calc-method-field,.calc-app .calc-field-group{display:none}
.calc-app .calc-method-field.active,.calc-app .calc-field-group.active{display:block;animation:calcFadeIn .3s ease}
@keyframes calcFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ============================================
   FORMS
   ============================================ */
.calc-app .calc-form-row,.calc-app .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.calc-app .calc-form-group{margin-bottom:18px}
.calc-app .calc-form-group.hidden{display:none}
.calc-app .calc-form-group label{display:block;font-weight:600;font-size:.85rem;color:#495057;margin-bottom:6px}
.calc-app .calc-form-group .calc-hint,.calc-app .calc-form-group .calc-label-hint{font-weight:400;font-size:.78rem;color:#adb5bd}
.calc-app .calc-form-group input,.calc-app .calc-form-group select{width:100%;padding:12px 14px;border:2px solid var(--pc-border);border-radius:12px;font-size:1rem;font-family:'Inter',sans-serif;background:var(--pc-surface);transition:border-color .2s,box-shadow .2s;color:var(--pc-text);appearance:none;-webkit-appearance:none}
.calc-app .calc-form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%236c757d'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}
.calc-app .calc-form-group input:focus,.calc-app .calc-form-group select:focus{border-color:var(--pc-primary);outline:none;box-shadow:0 0 0 4px rgba(240,98,146,.12)}
.calc-app .calc-form-group .calc-error-text{font-size:.78rem;color:var(--pc-error);margin-top:4px;display:none}
.calc-app .calc-form-group.has-error input,.calc-app .calc-form-group.has-error select{border-color:var(--pc-error)}
.calc-app .calc-form-group.has-error .calc-error-text{display:block}

/* Input with unit label */
.calc-app .calc-form-group .input-wrapper,.calc-app .calc-form-group .input-wrap{position:relative;display:flex;align-items:center}
.calc-app .calc-form-group .input-wrapper .unit-label,.calc-app .calc-form-group .input-wrap .unit-lbl{position:absolute;right:14px;font-size:.85rem;color:#adb5bd;font-weight:500;pointer-events:none}
.calc-app .calc-form-group .input-wrapper input,.calc-app .calc-form-group .input-wrap input{padding-right:50px}

/* ============================================
   BUTTONS
   ============================================ */
.calc-app .calc-btn-row{display:flex;gap:12px;margin-top:8px;flex-wrap:wrap}
.calc-app .calc-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border:none;border-radius:12px;font-family:'Inter',sans-serif;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s;text-decoration:none}
.calc-app .calc-btn-primary{background:linear-gradient(135deg,var(--pc-primary),var(--pc-primary-dark));color:#fff;box-shadow:0 4px 14px rgba(240,98,146,.3);flex:1}
.calc-app .calc-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(240,98,146,.4)}
.calc-app .calc-btn-primary:active{transform:translateY(0)}
.calc-app .calc-btn-secondary{background:var(--pc-surface-hover);color:#495057;flex:1}
.calc-app .calc-btn-secondary:hover{background:var(--pc-border)}
.calc-app .calc-btn-outline{background:transparent;color:var(--pc-text-muted);border:2px solid var(--pc-border)}
.calc-app .calc-btn-outline:hover{border-color:var(--pc-primary);color:var(--pc-primary)}
.calc-app .calc-btn:focus-visible{outline:2px solid var(--pc-primary);outline-offset:2px}

/* ============================================
   RESULT CARD
   ============================================ */
.calc-app .calc-result-card{display:none;background:linear-gradient(135deg,#fef6f9,#f3f0ff);border-radius:16px;padding:28px 24px;margin-bottom:24px;border:1px solid rgba(240,98,146,.15);animation:calcFadeUp .45s ease}
.calc-app .calc-result-card.visible{display:block}
@keyframes calcFadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.calc-app .calc-result-header{text-align:center;padding:8px 0 16px}
.calc-app .calc-result-header .calc-date-big,.calc-app .calc-result-header .calc-due-big,.calc-app .calc-result-header .calc-big-date{font-family:'Poppins',sans-serif;font-size:2.2rem;font-weight:800;color:var(--pc-text);line-height:1.2}
.calc-app .calc-result-header .calc-date-big .calc-sub,.calc-app .calc-result-header .calc-due-big .calc-sub,.calc-app .calc-result-header .calc-big-date .calc-sub{font-size:1rem;font-weight:400;color:var(--pc-text-muted)}
.calc-app .calc-result-header .calc-date-label,.calc-app .calc-result-header .calc-due-label,.calc-app .calc-result-header .calc-hl{font-size:.85rem;color:var(--pc-text-muted);font-weight:500;margin-bottom:2px}

/* ============================================
   STAT GRID
   ============================================ */
.calc-app .calc-stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin:16px 0}
.calc-app .calc-stat-grid .calc-stat{background:var(--pc-surface);border-radius:12px;padding:16px 14px;box-shadow:0 1px 4px rgba(0,0,0,.04);text-align:center}
.calc-app .calc-stat-grid .calc-stat .calc-stat-icon{font-size:1.3rem;margin-bottom:2px}
.calc-app .calc-stat-grid .calc-stat .calc-stat-value{font-size:1.2rem;font-weight:700;color:var(--pc-text)}
.calc-app .calc-stat-grid .calc-stat .calc-stat-value.primary{color:var(--pc-primary)}
.calc-app .calc-stat-grid .calc-stat .calc-stat-label{font-size:.78rem;color:var(--pc-text-muted);margin-top:2px}

/* ============================================
   PROGRESS BAR
   ============================================ */
.calc-app .calc-progress-wrap{margin:16px 0}
.calc-app .calc-progress-wrap .calc-prog-label{display:flex;justify-content:space-between;font-size:.82rem;color:var(--pc-text-muted);margin-bottom:6px;font-weight:500}
.calc-app .calc-progress-wrap .calc-prog-bar{height:14px;background:var(--pc-border);border-radius:20px;overflow:hidden}
.calc-app .calc-progress-wrap .calc-prog-bar .calc-fill{height:100%;background:linear-gradient(90deg,var(--pc-primary),var(--pc-secondary));border-radius:20px;width:0%;transition:width .8s ease}

/* ============================================
   INFO BOX
   ============================================ */
.calc-app .calc-info-box{background:var(--pc-surface);border-radius:12px;padding:20px;margin-top:16px;border-left:4px solid var(--pc-info)}
.calc-app .calc-info-box h4{font-size:.95rem;margin-bottom:6px;color:var(--pc-info)}
.calc-app .calc-info-box p{font-size:.88rem;color:#495057;line-height:1.7}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */
.calc-app .calc-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--pc-text);color:#fff;padding:14px 24px;border-radius:12px;font-weight:500;font-size:.9rem;opacity:0;transition:all .3s;z-index:999;pointer-events:none;white-space:nowrap}
.calc-app .calc-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ============================================
   TIMELINE
   ============================================ */
.calc-app .calc-timeline{margin:16px 0;padding:0;list-style:none;position:relative}
.calc-app .calc-timeline::before{content:'';position:absolute;left:15px;top:8px;bottom:8px;width:2px;background:var(--pc-border)}
.calc-app .calc-timeline .calc-tl-item{display:flex;gap:16px;padding:8px 0;position:relative}
.calc-app .calc-timeline .calc-tl-item .calc-tl-dot{width:32px;height:32px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:#fff;z-index:1}
.calc-app .calc-timeline .calc-tl-item .calc-tl-dot.pink{background:var(--pc-primary)}
.calc-app .calc-timeline .calc-tl-item .calc-tl-dot.purple{background:var(--pc-secondary)}
.calc-app .calc-timeline .calc-tl-item .calc-tl-dot.blue{background:var(--pc-info)}
.calc-app .calc-timeline .calc-tl-item .calc-tl-dot.green{background:var(--pc-success)}
.calc-app .calc-timeline .calc-tl-item .calc-tl-content{flex:1;padding-top:4px}
.calc-app .calc-timeline .calc-tl-item .calc-tl-content .calc-tl-date{font-weight:700;font-size:.95rem;color:var(--pc-text)}
.calc-app .calc-timeline .calc-tl-item .calc-tl-content .calc-tl-label{font-size:.82rem;color:var(--pc-text-muted)}

/* ============================================
   PROGRESS RING (Gestational Age, IVF)
   ============================================ */
.calc-app .calc-progress-ring-wrap{display:flex;justify-content:center;margin:8px 0 16px}
.calc-app .calc-progress-ring{width:120px;height:120px;border-radius:50%;background:conic-gradient(var(--pc-primary) var(--pct,0%),var(--pc-border) var(--pct,0%));display:flex;align-items:center;justify-content:center;position:relative}
.calc-app .calc-progress-ring-inner{width:90px;height:90px;border-radius:50%;background:var(--pc-surface);display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:'Poppins',sans-serif;font-weight:700;font-size:1.2rem;color:var(--pc-text)}
.calc-app .calc-progress-ring-inner small{font-size:.65rem;font-weight:500;color:var(--pc-text-muted);display:block;margin-top:-2px}

/* ============================================
   STAGE/TRIMESTER BADGES
   ============================================ */
.calc-app .calc-stage-badge,.calc-app .calc-tri-badge{display:inline-block;padding:6px 24px;border-radius:20px;font-weight:700;font-size:.9rem;margin:4px 0 8px}
.calc-app .calc-stage-badge.first,.calc-app .calc-tri-badge.first{background:#fff3cd;color:#856404}
.calc-app .calc-stage-badge.second,.calc-app .calc-tri-badge.second{background:#d4edda;color:#155724}
.calc-app .calc-stage-badge.third,.calc-app .calc-tri-badge.third{background:#f8d7da;color:#721c24}
.calc-app .calc-stage-badge.prep{background:#e8f4fd;color:#0c5460}

/* ============================================
   RESPONSIVE
   ============================================ */
@media(max-width:600px){
  .calc-app .calc-card{padding:20px 16px}
  .calc-app .calc-method-tabs,.calc-app .calc-toggle-row,.calc-app .unit-toggle,.calc-app .units-row{flex-direction:column}
  .calc-app .calc-form-row,.calc-app .form-grid{grid-template-columns:1fr}
  .calc-app .calc-stat-grid{grid-template-columns:1fr 1fr}
  .calc-app .calc-btn-row{flex-direction:column}
  .calc-app .calc-result-header .calc-date-big,.calc-app .calc-result-header .calc-due-big,.calc-app .calc-result-header .calc-big-date{font-size:1.7rem}
}

/* ============================================
   PRINT
   ============================================ */
@page{size:auto;margin:12mm}
@media print{
  @page{ margin:1cm 1.2cm; }

  /* Isolate the calculator from the surrounding theme entirely. Using
     display:none (via :has()) rather than visibility:hidden so hidden
     elements actually collapse out of the layout — visibility:hidden
     alone still reserves their box space, which was producing an extra
     near-blank trailing page. */
  body :not(.calc-app):not(.calc-app *):not(:has(.calc-app)){
    display:none!important;
  }
  html, body{ height:auto!important; margin:0!important; padding:0!important; }
  .calc-app{ margin:0!important; box-shadow:none; }

  /* Force EVERY color, gradient and background to print exactly as shown
     on screen — this is what makes it look like a screenshot rather than
     a stripped-down report. */
  .calc-app, .calc-app *{
    -webkit-print-color-adjust:exact!important;
    print-color-adjust:exact!important;
    color-adjust:exact!important;
  }

  /* Hide only what's genuinely meaningless on paper (clickable controls) */
  .calc-app .calc-btn-row, .calc-app .calc-btn,
  .calc-app .print-hide, .calc-app .calc-toast{
    display:none!important;
  }

  .calc-app .calc-card, .calc-app .calc-result-card, .calc-app .calc-stat, .calc-app .calc-tl-item{
    break-inside:avoid;
  }
  .calc-app .calc-main-content{ padding:16px 0; }
  .calc-app table{ break-inside:avoid; }
  .calc-app a[href]::after{ content:""; }

  /* RESULT-ONLY MODE — added by shared.js right before printing, only when
     the calculator actually has a visible result (see beforeprint listener).
     Utility tools with no .calc-result-card (checklist, timer, planner...)
     are unaffected and print their full content as usual. */
  body.pc-print-result-only .calc-app .calc-header{ display:none!important; }
  body.pc-print-result-only .calc-app .calc-main-content > .calc-container > *:not(.calc-result-card){
    display:none!important;
  }
  body.pc-print-result-only .calc-app .calc-result-card{
    display:block!important; margin:0!important;
  }
  body.pc-print-result-only .calc-app .calc-main-content{ padding:0!important; }
  body.pc-print-result-only .calc-app .calc-container{ padding:0!important; }
}