/* ═══════════════════════════════════════════════════════════════
   RECOLLECTIBLE DESIGN SYSTEM — recollectible-ds.css
   Single source of truth for all UI components.
   Import this on every page:
     <link rel="stylesheet" href="/recollectible-ds.css">
   ═══════════════════════════════════════════════════════════════

   TABLE OF CONTENTS
   1.  CSS Custom Properties (tokens)
   2.  Reset & base
   3.  Typography scale
   4.  Floating-label fields
        — Input (text, email, date, password)
        — Textarea
        — Select / Dropdown
   5.  Field states: hover, focus, typing, error, warning, success,
                     loading, disabled
   6.  Field helper text
   7.  Field layout helpers (.ds-field-row, .ds-field-wrap)
   8.  Buttons (primary, secondary, disabled)
   9.  Button loading state + spinner
   10. Cards
   11. Progress indicators
   12. Dividers
   13. Toast / inline alert
   14. Utility classes
   ═══════════════════════════════════════════════════════════════ */


/* ─────────────────────────────────────────────────────────────
   1. CSS CUSTOM PROPERTIES
   ───────────────────────────────────────────────────────────── */
:root {
  /* ── Brand colours ── */
  --c-purple-d:    #420085;
  --c-purple:      #6B00B3;
  --c-purple-l:    #F4F3F5;
  --c-lilac:       #EDE4F5;
  --c-dusk:        #9E0059;
  --c-orange:      #FF4F00;

  /* ── Neutrals ── */
  --c-black:       #000000;
  --c-grey-d:      #4D4D4D;   /* Neutral/D_Grey  — body text, field text */
  --c-grey-m:      #717171;   /* Neutral/M_Grey  — secondary text */
  --c-grey-l:      #AEAEAE;   /* Neutral/L_Grey  — placeholders, hints */
  --c-grey-blue:   #D2D3D5;   /* Neutral/Grey-blue — borders, dividers */
  --c-white:       #FFFFFF;

  /* ── Semantic ── */
  --c-danger:      #DE0049;
  --c-danger-d:    #A80037;
  --c-danger-bg:   #FFF1F0;
  --c-warning:     #A86500;
  --c-warning-bg:  #FFF8EC;
  --c-success:     #008055;
  --c-success-bg:  #F1FBF8;

  /* ── Shadows ── */
  --shadow-sm:     0px 2px 4px rgba(171, 190, 209, 0.6);
  --shadow-md:     0px 4px 8px rgba(171, 190, 209, 0.4);
  --shadow-lg:     0px 8px 16px rgba(171, 190, 209, 0.4);

  /* ── Border radii ── */
  --r-xs:   2px;
  --r-sm:   4px;
  --r-md:   8px;
  --r-lg:   12px;
  --r-xl:   16px;
  --r-full: 9999px;

  /* ── Transitions ── */
  --t-fast:   0.12s ease;
  --t-base:   0.18s ease;
  --t-slow:   0.28s ease;

  /* ── Typography ── */
  --font:          'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --text-xs:       12px;
  --text-sm:       14px;
  --text-base:     16px;
  --text-lg:       18px;
  --text-xl:       22px;
  --text-2xl:      28px;
  --text-3xl:      36px;
  --text-4xl:      48px;
  --text-5xl:      72px;
}


/* ─────────────────────────────────────────────────────────────
   2. RESET & BASE
   ───────────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 24px;
  color: var(--c-grey-d);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


/* ─────────────────────────────────────────────────────────────
   3. TYPOGRAPHY SCALE
   ───────────────────────────────────────────────────────────── */

/* Display / hero */
.ds-display {
  font-size: var(--text-5xl);
  font-weight: 200;
  line-height: 76px;
  letter-spacing: -0.06em;
  color: var(--c-black);
}

/* Headings */
.ds-h1 {
  font-size: var(--text-4xl);
  font-weight: 200;
  line-height: 52px;
  letter-spacing: -0.04em;
  color: var(--c-black);
}
.ds-h2 {
  font-size: var(--text-3xl);
  font-weight: 300;
  line-height: 44px;
  letter-spacing: -0.04em;
  color: var(--c-black);
}
.ds-h3 {
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 36px;
  letter-spacing: -0.04em;
  color: var(--c-black);
}
.ds-h4 {
  font-size: var(--text-xl);
  font-weight: 300;
  line-height: 32px;
  letter-spacing: -0.03em;
  color: var(--c-black);
}

/* Body */
.ds-body-lg { font-size: var(--text-lg); line-height: 28px; font-weight: 400; color: var(--c-grey-d); }
.ds-body    { font-size: var(--text-base); line-height: 24px; font-weight: 400; color: var(--c-grey-d); }
.ds-body-sm { font-size: var(--text-sm); line-height: 20px; font-weight: 400; color: var(--c-grey-d); }

/* Labels / captions */
.ds-label {
  font-size: var(--text-xs);
  line-height: 16px;
  font-weight: 400;
  color: var(--c-grey-m);
}
.ds-eyebrow {
  font-size: 11px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-grey-l);
}

/* Link */
.ds-link {
  color: var(--c-purple);
  text-decoration: none;
  font-size: inherit;
  transition: opacity var(--t-fast);
}
.ds-link:hover { opacity: 0.8; text-decoration: underline; }


/* ─────────────────────────────────────────────────────────────
   4 & 5. FLOATING-LABEL FIELDS + STATES
   ───────────────────────────────────────────────────────────── */

/**
 * USAGE
 * ─────
 * Every field needs a wrapper and a sibling <label>:
 *
 *   <div class="ds-field-wrap">
 *     <input type="text" class="ds-field" id="name" placeholder=" ">
 *     <label for="name">Recipient name</label>
 *   </div>
 *
 * For select:
 *   <div class="ds-field-wrap">
 *     <select class="ds-field ds-select" id="occ">
 *       <option value="" disabled selected></option>
 *       …
 *     </select>
 *     <label for="occ">Occasion type</label>
 *   </div>
 *
 * For textarea:
 *   <div class="ds-field-wrap">
 *     <textarea class="ds-field ds-textarea" id="story" placeholder=" "></textarea>
 *     <label for="story">Your story</label>
 *   </div>
 *
 * State modifiers (add to .ds-field-wrap):
 *   .error   .warning   .success   .loading   .disabled
 */

/* ── Wrapper ── */
.ds-field-wrap {
  position: relative;
  width: 100%;
}

/* ── Base field ── */
.ds-field {
  display: block;
  width: 100%;
  padding: 22px 20px 10px;
  background: var(--c-purple-l);
  border: 1.5px solid transparent;
  border-radius: var(--r-sm);
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 24px;
  font-weight: 400;
  color: var(--c-grey-d);
  outline: none;
  transition:
    border-color var(--t-base),
    background   var(--t-base),
    color        var(--t-base);
  appearance: none;
  -webkit-appearance: none;
}

/* Hide native placeholder — floating label acts as placeholder */
.ds-field::placeholder { color: transparent; }

/* ── Floating label ── */
.ds-field-wrap label {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 24px;
  color: var(--c-grey-l);
  pointer-events: none;
  transition:
    top       var(--t-base),
    font-size var(--t-base),
    color     var(--t-base),
    transform var(--t-base);
}

/* Slide label up when field is focused or has a value */
.ds-field:focus ~ label,
.ds-field:not(:placeholder-shown) ~ label,
.ds-field.has-value ~ label {
  top: 10px;
  transform: translateY(0);
  font-size: var(--text-xs);
  line-height: 16px;
  color: var(--c-grey-m);
}

/* ── Textarea — label starts at top, not vertically centred ── */
.ds-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
  padding-top: 28px;
}
.ds-field-wrap .ds-textarea ~ label {
  top: 18px;
  transform: none;
}
.ds-textarea:focus ~ label,
.ds-textarea:not(:placeholder-shown) ~ label,
.ds-textarea.has-value ~ label {
  top: 10px;
  font-size: var(--text-xs);
  line-height: 16px;
  color: var(--c-grey-m);
}

/* ── Select / dropdown ── */
.ds-select {
  cursor: pointer;
  padding-right: 44px;
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%234D4D4D' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
/* When open / value selected, rotate chevron */
.ds-select:focus {
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M18 15l-6-6-6 6' stroke='%236B00B3' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* ── Date input ── */
/*
 * The browser's calendar popup cannot be styled — it is native OS UI.
 * We can however make the field itself match the DS exactly:
 * — explicit height so it doesn't collapse on mobile
 * — text-align: left to stop Safari centering the date value
 * — hide the native calendar icon (we render our own via .ds-icon-right)
 * — padding-right: 48px to make room for our custom icon
 */
input[type="date"].ds-field {
  height: 56px;
  text-align: left;
  padding-right: 48px;       /* room for our custom calendar icon */
  cursor: pointer;
}

/* Hide native browser calendar icon across all browsers */
input[type="date"].ds-field::-webkit-calendar-picker-indicator {
  opacity: 0;
  position: absolute;
  right: 0;
  width: 48px;
  height: 100%;
  cursor: pointer;
}
input[type="date"].ds-field::-webkit-inner-spin-button,
input[type="date"].ds-field::-webkit-clear-button {
  display: none;
}

/* Label for date field — always starts at top since we always show the value */
.ds-field-wrap:has(input[type="date"]) label {
  top: 10px;
  transform: translateY(0);
  font-size: var(--text-xs);
  line-height: 16px;
  color: var(--c-grey-m);
}

/* ── Icon-right variant (e.g. calendar, search) ── */
.ds-field-wrap .ds-icon-right {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--c-grey-d);
  display: flex;
  align-items: center;
}
.ds-field-wrap:has(.ds-icon-right) .ds-field { padding-right: 48px; }

/* ── HOVER ── */
.ds-field:hover { border-color: var(--c-purple); }

/* ── FOCUS / TYPING ── */
.ds-field:focus {
  border-color: var(--c-purple);
  background: var(--c-white);
  color: var(--c-grey-d);
}
.ds-field:focus ~ .ds-icon-right { color: var(--c-purple); }

/* ── ERROR ── */
.ds-field-wrap.error .ds-field {
  background: var(--c-danger-bg);
  border-color: transparent;
  color: var(--c-grey-d);
}
.ds-field-wrap.error .ds-field:focus {
  border-color: var(--c-danger);
  background: var(--c-white);
}
.ds-field-wrap.error label { color: var(--c-grey-m); }

/* ── WARNING ── */
.ds-field-wrap.warning .ds-field {
  background: var(--c-warning-bg);
  border-color: transparent;
  color: var(--c-grey-d);
}
.ds-field-wrap.warning .ds-field:focus {
  border-color: var(--c-warning);
  background: var(--c-white);
}

/* ── SUCCESS ── */
.ds-field-wrap.success .ds-field {
  background: var(--c-purple-l);
  border-color: transparent;
}
.ds-field-wrap.success .ds-field:focus { border-color: var(--c-success); }
.ds-field-wrap.success label { color: var(--c-grey-m); }

/* ── DISABLED ── */
.ds-field-wrap.disabled .ds-field,
.ds-field:disabled {
  color: var(--c-grey-blue);
  cursor: not-allowed;
  background: var(--c-purple-l);
  border-color: transparent;
}
.ds-field-wrap.disabled label { color: var(--c-grey-blue); }

/* ── LOADING ── */
.ds-field-wrap.loading .ds-field { color: var(--c-grey-blue); }


/* ─────────────────────────────────────────────────────────────
   6. FIELD HELPER TEXT
   ───────────────────────────────────────────────────────────── */
.ds-field-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: var(--text-xs);
  line-height: 16px;
  font-weight: 400;
  color: var(--c-grey-m);
}
.ds-field-hint svg { flex-shrink: 0; }
.ds-field-hint.error   { color: var(--c-danger); }
.ds-field-hint.warning { color: var(--c-warning); }
.ds-field-hint.success { color: var(--c-success); }
.ds-field-hint.loading { color: var(--c-grey-blue); }

/* Character count (right-aligned) */
.ds-char-count {
  font-size: var(--text-xs);
  line-height: 16px;
  color: var(--c-grey-l);
  text-align: right;
  margin-top: 6px;
}


/* ─────────────────────────────────────────────────────────────
   7. FIELD LAYOUT HELPERS
   ───────────────────────────────────────────────────────────── */

/* Two-column row */
.ds-field-row {
  display: flex;
  gap: 20px;
  width: 100%;
}
.ds-field-row > .ds-field-wrap,
.ds-field-row > * { flex: 1; min-width: 0; }

/* Thin divider between field groups */
.ds-field-divider {
  width: 40px;
  height: 1px;
  background: var(--c-grey-blue);
  margin: 4px auto;
}

/* Vertical stack with consistent gap */
.ds-field-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

/* Textarea footer (mic + char count) */
.ds-textarea-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
}

/* Mic link */
.ds-mic-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  font-family: var(--font);
  font-size: var(--text-sm);
  color: var(--c-purple);
  cursor: pointer;
  padding: 0;
  position: relative;
  top: -5px;
  transition: opacity var(--t-fast);
}
.ds-mic-link:hover { opacity: 0.8; }
.ds-mic-link.recording { color: var(--c-danger); }


/* ─────────────────────────────────────────────────────────────
   8. BUTTONS
   ───────────────────────────────────────────────────────────── */

/* Shared base */
.ds-btn,
.ds-btn-secondary,
.ds-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  height: 48px;
  border-radius: var(--r-sm);
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 20px;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  border: none;
  transition: opacity var(--t-fast), background var(--t-fast), border-color var(--t-fast);
  appearance: none;
  -webkit-appearance: none;
}

/* ── Primary ── */
.ds-btn {
  background: var(--c-purple);
  color: var(--c-white);
}
.ds-btn:hover:not(:disabled)  { opacity: 0.88; }
.ds-btn:active:not(:disabled) { opacity: 0.75; }

/* ── Secondary (outlined) ── */
.ds-btn-secondary {
  background: var(--c-white);
  color: var(--c-purple);
  border: 1.5px solid var(--c-purple);
}
.ds-btn-secondary:hover:not(:disabled)  { opacity: 0.8; }
.ds-btn-secondary:active:not(:disabled) { opacity: 0.65; }

/* ── Ghost (text-only) ── */
.ds-btn-ghost {
  background: transparent;
  color: var(--c-purple);
  padding: 0;
  height: auto;
}
.ds-btn-ghost:hover:not(:disabled) { opacity: 0.8; }

/* ── Disabled state (all variants) ── */
.ds-btn:disabled,
.ds-btn-secondary:disabled,
.ds-btn-ghost:disabled {
  background: var(--c-purple-l);
  color: var(--c-grey-blue);
  border-color: transparent;
  cursor: not-allowed;
  opacity: 1;
}

/* ── Centering helper ── */
.ds-btn-center {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 8px;
}


/* ─────────────────────────────────────────────────────────────
   9. BUTTON LOADING STATE + SPINNER
   ───────────────────────────────────────────────────────────── */
.ds-btn.loading,
.ds-btn-secondary.loading {
  pointer-events: none;
  opacity: 0.7;
}
.ds-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: ds-spin 0.7s linear infinite;
  flex-shrink: 0;
  display: none;
}
.ds-btn.loading .ds-spinner,
.ds-btn-secondary.loading .ds-spinner { display: block; }
.ds-btn.loading .ds-btn-label,
.ds-btn-secondary.loading .ds-btn-label { opacity: 0.8; }
@keyframes ds-spin { to { transform: rotate(360deg); } }

/* Recording pulse dot */
.ds-recording-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-danger);
  animation: ds-pulse 1s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes ds-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.75); }
}


/* ─────────────────────────────────────────────────────────────
   10. CARDS
   ───────────────────────────────────────────────────────────── */
.ds-card {
  background: var(--c-white);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 600px;
  position: relative;
}

/* Close button (absolute top-right) */
.ds-card-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-grey-m);
  padding: 0;
  transition: color var(--t-fast);
}
.ds-card-close:hover { color: var(--c-black); }

/* Card header */
.ds-card-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  margin-bottom: 32px;
  text-align: center;
}

/* Card logo */
.ds-card-logo {
  height: 30px;
  width: auto;
  display: block;
  margin: 0 auto 24px;
}

/* Card body (the form/content area) */
.ds-card-body {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
}


/* ─────────────────────────────────────────────────────────────
   11. PROGRESS INDICATORS
   ───────────────────────────────────────────────────────────── */

/* Dot progress (3-step) */
.ds-progress-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 32px;
}
.ds-progress-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-grey-blue);
  transition: background var(--t-base);
}
.ds-progress-dot.done   { background: var(--c-purple); }
.ds-progress-dot.active { background: var(--c-purple); opacity: 0.5; }

/* Bar progress */
.ds-progress-bars {
  display: flex;
  gap: 6px;
  width: 100%;
  margin-bottom: 24px;
}
.ds-progress-bar {
  flex: 1;
  height: 2px;
  border-radius: 2px;
  background: var(--c-grey-blue);
  transition: background var(--t-base);
}
.ds-progress-bar.done   { background: var(--c-purple); }
.ds-progress-bar.active { background: var(--c-purple); opacity: 0.5; }


/* ─────────────────────────────────────────────────────────────
   12. DIVIDERS
   ───────────────────────────────────────────────────────────── */
.ds-divider {
  width: 100%;
  height: 1px;
  background: var(--c-grey-blue);
  border: none;
  margin: 0;
}
.ds-divider-short {
  width: 40px;
  height: 1px;
  background: var(--c-grey-blue);
  border: none;
  margin: 0 auto;
}


/* ─────────────────────────────────────────────────────────────
   13. INLINE ALERTS / TOAST
   ───────────────────────────────────────────────────────────── */

/* Inline alert (inside a form) */
.ds-alert {
  display: none;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  font-size: var(--text-sm);
  line-height: 20px;
  width: 100%;
}
.ds-alert.visible { display: flex; }
.ds-alert.error   { background: var(--c-danger-bg);  color: var(--c-danger-d); }
.ds-alert.warning { background: var(--c-warning-bg); color: var(--c-warning);  }
.ds-alert.success { background: var(--c-success-bg); color: var(--c-success);  }

/* Toast (fixed, bottom-centre) */
.ds-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--c-black);
  color: var(--c-white);
  padding: 12px 20px;
  border-radius: var(--r-sm);
  font-size: var(--text-sm);
  line-height: 20px;
  white-space: nowrap;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  z-index: 999;
  pointer-events: none;
}
.ds-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.ds-toast.success { background: var(--c-success); }
.ds-toast.error   { background: var(--c-danger-d); }


/* ─────────────────────────────────────────────────────────────
   14. UTILITY CLASSES
   ───────────────────────────────────────────────────────────── */
.ds-text-center { text-align: center; }
.ds-text-right  { text-align: right;  }
.ds-text-left   { text-align: left;   }

.ds-color-purple  { color: var(--c-purple); }
.ds-color-grey-d  { color: var(--c-grey-d); }
.ds-color-grey-m  { color: var(--c-grey-m); }
.ds-color-grey-l  { color: var(--c-grey-l); }
.ds-color-danger  { color: var(--c-danger);  }
.ds-color-success { color: var(--c-success); }

.ds-mt-sm { margin-top: 8px;  }
.ds-mt-md { margin-top: 16px; }
.ds-mt-lg { margin-top: 24px; }
.ds-mt-xl { margin-top: 32px; }
.ds-mb-sm { margin-bottom: 8px;  }
.ds-mb-md { margin-bottom: 16px; }
.ds-mb-lg { margin-bottom: 24px; }
.ds-mb-xl { margin-bottom: 32px; }

.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;
}


/* ─────────────────────────────────────────────────────────────
   RESPONSIVE OVERRIDES
   ───────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .ds-card { padding: 40px 24px; }
  .ds-field-row { flex-direction: column; gap: 16px; }
  .ds-h1 { font-size: 36px; line-height: 42px; }
  .ds-h2 { font-size: 28px; line-height: 34px; }
  .ds-h3 { font-size: 22px; line-height: 30px; }
  .ds-display { font-size: 36px; line-height: 42px; letter-spacing: -0.04em; }
}