/* =============================================================
   TrueThings — Design Tokens
   colors_and_type.css
   Source of truth derived from BetweenUs/ios/Twosome/Utilities/Theme.swift
   ============================================================= */

@import url("https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800;900&family=Lora:ital,wght@1,400;1,500;1,600;1,700&family=JetBrains+Mono:wght@500;700&display=swap");

:root {
  /* ── BRAND COLORS ──────────────────────────────────────────── */
  --color-logo-pink:        #F53399;   /* Theme.coral — primary CTA, accents, active state */
  --color-bubblegum:        #FF80CC;   /* Theme.pink — gradient end, soft surfaces */
  --color-plum:             #9F47D9;   /* Tertiary purple — paywall hero gradient only */
  --color-deep-pink:        #D11077;   /* Hero gradient start (paywall) */

  /* ── SURFACE ───────────────────────────────────────────────── */
  --color-cream:            #FFF5F8;   /* Theme.cream — page bg, barely-pink white */
  --color-card:             #FFFFFF;   /* Theme.cardBackground */
  --color-card-border:      #F2DEEC;   /* Theme.cardBorder */
  --color-light-pink:       #F5339926; /* Theme.lightCoral — 15% of logo-pink */

  /* ── TEXT ──────────────────────────────────────────────────── */
  --color-warm-brown:       #421A33;   /* Theme.warmBrown — body text */
  --color-text-secondary:   #734C61;   /* Theme.textSecondary — captions */
  --color-text-tertiary:    #997588;   /* Theme.textTertiary — meta, chevrons */
  --color-text-inverse:     #FFFFFF;

  /* ── SEMANTIC ──────────────────────────────────────────────── */
  --color-success:          #1FB85C;
  --color-success-soft:     #1FB85C1A; /* 10% */
  --color-warning:          #F3A220;
  --color-danger:           #E14040;

  /* ── GAME PALETTE PAIRS (each gradient = start, end) ───────── */
  --game-pink-start:        #F53399;
  --game-pink-end:          #FF80CC;
  --game-blue-start:        #6699FF;
  --game-blue-end:          #386BE0;
  --game-teal-start:        #2EB89E;
  --game-teal-end:          #107A66;
  --game-red-start:         #D92E38;
  --game-red-end:           #F26B2E;
  --game-green-start:       #26B866;
  --game-green-end:         #147D47;
  --game-purple-start:      #8C59E6;
  --game-purple-end:        #592EB8;

  /* ── TYPOGRAPHY ────────────────────────────────────────────── */
  --font-rounded: "Nunito", -apple-system, "SF Pro Rounded", system-ui, sans-serif;
  --font-serif:   "Lora", "New York", Georgia, serif;
  --font-mono:    "JetBrains Mono", "SF Mono", Menlo, monospace;

  /* Semantic type — match SwiftUI .system(...) sizes              */
  /* iOS default size is 17pt; we set body = 17px to mirror exactly */
  --type-display-size:   34px;  --type-display-weight:   800;  --type-display-leading: 1.1;
  --type-title-size:     28px;  --type-title-weight:     700;  --type-title-leading:   1.15;
  --type-title2-size:    22px;  --type-title2-weight:    700;  --type-title2-leading:  1.2;
  --type-title3-size:    20px;  --type-title3-weight:    700;  --type-title3-leading:  1.25;
  --type-headline-size:  17px;  --type-headline-weight:  700;  --type-headline-leading:1.3;
  --type-body-size:      17px;  --type-body-weight:      400;  --type-body-leading:    1.4;
  --type-callout-size:   16px;  --type-callout-weight:   500;  --type-callout-leading: 1.35;
  --type-subhead-size:   15px;  --type-subhead-weight:   500;  --type-subhead-leading: 1.35;
  --type-footnote-size:  13px;  --type-footnote-weight:  500;  --type-footnote-leading:1.35;
  --type-caption-size:   12px;  --type-caption-weight:   500;  --type-caption-leading: 1.3;
  --type-caption2-size:  11px;  --type-caption2-weight:  600;  --type-caption2-leading:1.3;

  /* Tracking — used on caps badges                                */
  --tracking-caps: 0.06em;

  /* ── RADII ─────────────────────────────────────────────────── */
  --radius-sm:   10px;
  --radius-md:   14px;
  --radius-lg:   18px;
  --radius-xl:   22px;
  --radius-2xl:  26px;
  --radius-3xl:  28px;
  --radius-pill: 999px;

  /* ── SPACING (multiples of 4) ──────────────────────────────── */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  14px;   /* common inner card padding */
  --space-5:  16px;   /* page horizontal padding */
  --space-6:  20px;   /* big inner card padding   */
  --space-7:  24px;
  --space-8:  28px;
  --space-9:  32px;

  /* ── SHADOWS ───────────────────────────────────────────────── */
  --shadow-soft:            0 4px 8px rgba(0, 0, 0, 0.04);
  --shadow-colored-medium:  0 6px 12px rgba(245, 51, 153, 0.30);
  --shadow-colored-strong:  0 10px 20px rgba(245, 51, 153, 0.45);
  --shadow-warmbrown:       0 8px 18px rgba(66, 26, 51, 0.35);

  /* ── MOTION ────────────────────────────────────────────────── */
  --ease-spring:        cubic-bezier(0.34, 1.56, 0.64, 1);   /* matches SwiftUI .spring(response: 0.4, damping: 0.85) */
  --ease-spring-soft:   cubic-bezier(0.32, 0.72, 0.36, 1);
  --duration-fast:      0.18s;
  --duration-base:      0.32s;
  --duration-slow:      0.6s;

  /* ── LAYERS ────────────────────────────────────────────────── */
  --z-card:    1;
  --z-sticky:  10;
  --z-sheet:   50;
  --z-overlay: 100;
}

/* =============================================================
   Semantic helpers — use these classes in HTML rather than raw vars
   ============================================================= */

html {
  font-family: var(--font-rounded);
  color: var(--color-warm-brown);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.tt-h1, h1.tt {
  font: var(--type-display-weight) var(--type-display-size)/var(--type-display-leading) var(--font-rounded);
  color: var(--color-warm-brown);
  letter-spacing: -0.01em;
}
.tt-h2, h2.tt {
  font: var(--type-title-weight) var(--type-title-size)/var(--type-title-leading) var(--font-rounded);
  color: var(--color-warm-brown);
}
.tt-h3, h3.tt {
  font: var(--type-title2-weight) var(--type-title2-size)/var(--type-title2-leading) var(--font-rounded);
  color: var(--color-warm-brown);
}
.tt-headline {
  font: var(--type-headline-weight) var(--type-headline-size)/var(--type-headline-leading) var(--font-rounded);
  color: var(--color-warm-brown);
}
.tt-body {
  font: var(--type-body-weight) var(--type-body-size)/var(--type-body-leading) var(--font-rounded);
  color: var(--color-warm-brown);
}
.tt-subhead {
  font: var(--type-subhead-weight) var(--type-subhead-size)/var(--type-subhead-leading) var(--font-rounded);
  color: var(--color-warm-brown);
}
.tt-caption {
  font: var(--type-caption-weight) var(--type-caption-size)/var(--type-caption-leading) var(--font-rounded);
  color: var(--color-text-secondary);
}
.tt-caption2 {
  font: var(--type-caption2-weight) var(--type-caption2-size)/var(--type-caption2-leading) var(--font-rounded);
  color: var(--color-text-tertiary);
}

/* The sentiment line: italic serif. Use this for couple names,
   "Made for two", the daily question prose, time-together. */
.tt-serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  color: var(--color-warm-brown);
}

/* All-caps tracking badge (FULL ACCESS, ACTIVE, PRO). */
.tt-allcaps {
  font: 700 11px/1 var(--font-rounded);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
}

/* Mono for invite codes. */
.tt-mono {
  font: 600 13px/1.3 var(--font-mono);
  letter-spacing: 0.04em;
}

/* =============================================================
   Common surface utilities
   ============================================================= */

.tt-card-white {
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.tt-card-gradient-pink {
  background: linear-gradient(135deg, var(--color-logo-pink), var(--color-bubblegum));
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-colored-medium);
  color: #fff;
}

.tt-card-gradient-warmbrown {
  background: var(--color-warm-brown);
  border-radius: var(--radius-3xl);
  box-shadow: var(--shadow-warmbrown);
  color: #fff;
}

.tt-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font: 600 12px/1 var(--font-rounded);
}

.tt-pill-on-color {  /* pill that sits on a gradient hero */
  background: rgba(255, 255, 255, 0.20);
  color: #fff;
}

.tt-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, var(--color-deep-pink), var(--color-bubblegum));
  color: #fff;
  font: 700 16px/1 var(--font-rounded);
  box-shadow: var(--shadow-colored-strong);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-spring);
}
.tt-btn-primary:active { transform: scale(0.96); }

.tt-btn-pink {  /* solid logo-pink CTA, no gradient */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border: 0;
  border-radius: var(--radius-md);
  background: var(--color-logo-pink);
  color: #fff;
  font: 700 16px/1 var(--font-rounded);
  box-shadow: 0 6px 12px rgba(245, 51, 153, 0.30);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-spring);
}
.tt-btn-pink:active { transform: scale(0.96); }

.tt-btn-ghost {  /* circle icon button on cream */
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-soft);
  color: var(--color-logo-pink);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
}

/* Ghost decoration — the giant low-opacity SF Symbol that
   anchors the top-right of every gradient card.                */
.tt-ghost-deco {
  position: absolute;
  top: -14px; right: -14px;
  font-size: 110px;
  color: rgba(255, 255, 255, 0.10);
  pointer-events: none;
}