/* ══════════════════════════════════════════════════════════════
   WishLink — style.css
   Covers: tokens, layout, card, greeting, generator,
   festival themes (birthday / newyear / pongal / deepavali)
══════════════════════════════════════════════════════════════ */

/* ── Base Tokens (Birthday defaults) ───────────────────────── */
:root {
  --bg:        #0e0916;
  --surface:   rgba(255,255,255,0.05);
  --border:    rgba(255,255,255,0.10);
  --accent1:   #f0c060;
  --accent2:   #f0607a;
  --accent3:   #a855f7;
  --gold:      #f0c060;
  --gold-dim:  #b8924a;
  --cream:     #fdf6ed;
  --muted:     rgba(253,246,237,0.50);
  --bar-a:     #a855f7;
  --bar-b:     #f0607a;
  --bar-c:     #f0c060;
  --r:         22px;
  --ease:      cubic-bezier(0.4,0,0.2,1);
}

/* ── Festival Themes ────────────────────────────────────────── */
body.theme-newyear {
  --bg:       #060d1a;
  --accent1:  #c0d8ff;
  --accent2:  #4fc3f7;
  --accent3:  #e8d5a3;
  --gold:     #c0d8ff;
  --gold-dim: #7baed4;
  --bar-a:    #4fc3f7;
  --bar-b:    #c0d8ff;
  --bar-c:    #e8d5a3;
}

body.theme-pongal {
  --bg:       #0d1200;
  --accent1:  #f5c842;
  --accent2:  #e07b39;
  --accent3:  #6abf69;
  --gold:     #f5c842;
  --gold-dim: #b8943a;
  --bar-a:    #6abf69;
  --bar-b:    #e07b39;
  --bar-c:    #f5c842;
}

body.theme-deepavali {
  --bg:       #130800;
  --accent1:  #ffb347;
  --accent2:  #ff6b35;
  --accent3:  #ffd700;
  --gold:     #ffb347;
  --gold-dim: #c47f1a;
  --bar-a:    #ff6b35;
  --bar-b:    #ffd700;
  --bar-c:    #ffb347;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  min-height: 100dvh;
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--cream);
  overflow-x: hidden;
  transition: background 0.6s var(--ease);
}

/* ── Background ─────────────────────────────────────────────── */
#bg-canvas {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
}
.bg-grad {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 15% 15%, rgba(168,85,247,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 55% 45% at 85% 75%, rgba(240,96,122,0.16) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 50% 0%,  rgba(240,192,96,0.09) 0%, transparent 55%),
    linear-gradient(175deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 60%, #1e1030) 60%, var(--bg) 100%);
  transition: background 0.6s var(--ease);
}

/* ── Balloons ───────────────────────────────────────────────── */
.balloons {
  position: fixed; inset: 0; z-index: 2; pointer-events: none; overflow: hidden;
}
.balloon {
  position: absolute; bottom: -120px; border-radius: 50%; opacity: 0;
  animation: rise var(--dur) ease-in-out var(--delay) infinite;
  filter: blur(0.4px);
}
.balloon::after {
  content: '';
  position: absolute; bottom: -15px; left: 50%; transform: translateX(-50%);
  width: 1px; height: 15px; background: rgba(255,255,255,0.25);
}
@keyframes rise {
  0%   { opacity: 0;   transform: translateY(0)      translateX(0) scale(0.8); }
  8%   { opacity: 0.7; }
  85%  { opacity: 0.5; }
  100% { opacity: 0;   transform: translateY(-115vh)  translateX(var(--drift)) scale(1.05); }
}

/* ── Confetti canvas ────────────────────────────────────────── */
#confetti-canvas {
  position: fixed; inset: 0; z-index: 3; pointer-events: none;
}

/* ── Layout ─────────────────────────────────────────────────── */
#app {
  position: relative; z-index: 10;
  min-height: 100dvh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 28px 16px 60px;
}

/* ── Card ───────────────────────────────────────────────────── */
.card {
  position: relative;
  width: 100%; max-width: 510px;
  background: rgba(255,255,255,0.048);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.05) inset,
    0 50px 100px rgba(0,0,0,0.55),
    0 10px 30px rgba(0,0,0,0.3);
  opacity: 0; transform: translateY(32px) scale(0.98);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
  overflow: visible;
}
.card.in { opacity: 1; transform: translateY(0) scale(1); }

/* Traditional Toran (Garland) at the top of the screen */
.toran-decor {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 75px;
  z-index: 1000;
  pointer-events: none;
  overflow: hidden;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: flex-start;
}
.toran-decor img {
  display: block;
  flex-shrink: 0;
  width: 33.334vw;
  height: 75px;
  object-fit: fill;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.4));
  animation: toranSway 7s ease-in-out infinite;
  transform-origin: top center;
}
.toran-decor img:nth-child(2) {
  animation-delay: -1.8s;
}
.toran-decor img:nth-child(3) {
  animation-delay: -3.6s;
}

@keyframes toranSway {
  0%, 100% { transform: scaleY(1) rotate(0deg); }
  50% { transform: scaleY(1.03) rotate(0.3deg); }
}

/* Show toran for Pongal & Deepavali themes */
body.theme-pongal .toran-decor,
body.theme-deepavali .toran-decor {
  display: flex;
}

.card-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--bar-a), var(--bar-b), var(--bar-c), var(--bar-a));
  background-size: 300%; animation: barShift 4s linear infinite;
}
@keyframes barShift { to { background-position: 300%; } }

.card-body { padding: 40px 36px 38px; }

/* ── Wordmark ───────────────────────────────────────────────── */
.wordmark { display: flex; align-items: center; gap: 9px; margin-bottom: 30px; }
.wm-icon {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; flex-shrink: 0; transition: background 0.5s;
}
.wm-text {
  font-family: 'Playfair Display', serif;
  font-size: 1rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  background: linear-gradient(90deg, var(--accent1), color-mix(in srgb, var(--accent1) 70%, #fff));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; transition: background 0.5s;
}

/* ── Divider ────────────────────────────────────────────────── */
.divider {
  width: 100%; height: 1px; margin: 24px 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
}

/* ═══════════════════════════════════════════════════════════════
   GREETING VIEW
═══════════════════════════════════════════════════════════════ */
#greeting-view { display: none; }

.fest-banner {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  margin-bottom: 20px;
}
.banner-line {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(240,192,96,0.4));
}
.banner-line.r { background: linear-gradient(90deg, rgba(240,192,96,0.4), transparent); }
.banner-text {
  font-size: 0.64rem; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--gold-dim); font-weight: 600; white-space: nowrap;
}

/* Animated name */
.name-wrap { position: relative; margin-bottom: 4px; }
.greeting-to {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 10vw, 4.2rem);
  font-weight: 900; line-height: 1.0;
  background: linear-gradient(135deg, #fde68a 0%, var(--accent1) 40%, var(--accent2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; background-size: 200%;
  animation: nameShimmer 4s ease-in-out infinite;
  transition: background 0.5s;
}
@keyframes nameShimmer {
  0%,100% { background-position: 0%; }
  50%      { background-position: 100%; }
}

/* Sparkles */
.sparkle {
  position: absolute; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent1);
  animation: sparkleAnim 2s ease-in-out infinite;
}
.sparkle:nth-child(1) { top: -4px;  right: 0;    animation-delay: 0s;   background: #fde68a; }
.sparkle:nth-child(2) { top: 50%;   right: -12px; animation-delay: 0.4s; background: var(--accent2); width:5px;height:5px; }
.sparkle:nth-child(3) { bottom: 0;  right: 8px;  animation-delay: 0.8s; background: var(--accent3); }
@keyframes sparkleAnim {
  0%,100% { opacity: 0.2; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.6); }
}

.greeting-sub { font-size: 0.82rem; color: var(--muted); letter-spacing: 0.05em; margin-bottom: 18px; font-weight: 300; }

/* Message card */
.msg-card {
  background: linear-gradient(135deg, rgba(240,192,96,0.07), rgba(168,85,247,0.05));
  border: 1px solid rgba(240,192,96,0.18);
  border-radius: 14px; padding: 20px 20px 18px; margin: 18px 0 22px;
  transition: background 0.5s, border-color 0.5s;
}
body.theme-newyear  .msg-card { background: linear-gradient(135deg,rgba(192,216,255,0.07),rgba(79,195,247,0.05)); border-color:rgba(192,216,255,0.18); }
body.theme-pongal   .msg-card { background: linear-gradient(135deg,rgba(245,200,66,0.07),rgba(106,191,105,0.05)); border-color:rgba(245,200,66,0.18); }
body.theme-deepavali .msg-card { background: linear-gradient(135deg,rgba(255,179,71,0.09),rgba(255,107,53,0.05)); border-color:rgba(255,215,0,0.20); }

.msg-card-img-wrap {
  display: none;
  justify-content: center;
  margin-bottom: 18px;
  width: 100%;
}
.msg-card-img-wrap img {
  max-height: 140px;
  max-width: 90%;
  object-fit: contain;
  filter: drop-shadow(0 6px 20px rgba(0,0,0,0.4));
  animation: floatImg 3.5s ease-in-out infinite;
}
@keyframes floatImg {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}

.msg-card-emoji { font-size: 2rem; margin-bottom: 10px; display: block; animation: bounce 2s ease-in-out infinite; }
@keyframes bounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

.msg-card-text { font-size: 0.95rem; line-height: 1.75; color: rgba(253,246,237,0.82); font-weight: 300; }
.msg-card-text strong { color: var(--cream); font-weight: 500; }

/* From block */
.from-block {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 12px; margin-bottom: 24px;
}
.from-heart { font-size: 1.4rem; animation: heartbeat 1.6s ease-in-out infinite; flex-shrink: 0; }
@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  15%      { transform: scale(1.3); }
  30%      { transform: scale(1); }
  45%      { transform: scale(1.18); }
}
.from-label { font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold-dim); display: block; margin-bottom: 2px; }
.from-name { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 700; color: var(--cream); }

/* ═══════════════════════════════════════════════════════════════
   GENERATOR VIEW
═══════════════════════════════════════════════════════════════ */
#generator-view { display: none; }

.gen-icon { font-size: 2.6rem; margin-bottom: 10px; display: block; text-align: center; }
.gen-headline {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 5.5vw, 2.3rem);
  font-weight: 700; line-height: 1.18; text-align: center;
  color: var(--cream); margin-bottom: 6px;
}
.gen-headline em { font-style: italic; color: var(--gold); transition: color 0.5s; }
.gen-sub { font-size: 0.83rem; color: var(--muted); text-align: center; margin-bottom: 24px; font-weight: 300; line-height: 1.6; }

/* Festival Selector */
.fest-label {
  font-size: 0.64rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gold-dim); font-weight: 600; margin-bottom: 10px; display: block;
}
.fest-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 22px;
}
.fest-card {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 12px;
  background: rgba(255,255,255,0.05); border: 1.5px solid rgba(255,255,255,0.09);
  cursor: pointer; transition: all 0.25s var(--ease);
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.fest-card:hover { background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.18); transform: translateY(-1px); }
.fest-card.active {
  background: rgba(240,192,96,0.10);
  border-color: var(--accent1);
  box-shadow: 0 0 0 1px rgba(240,192,96,0.15);
}
.fest-card-icon { font-size: 1.4rem; flex-shrink: 0; }
.fest-card-info { line-height: 1.2; }
.fest-card-name { font-size: 0.82rem; font-weight: 600; color: var(--cream); }
.fest-card-sub  { font-size: 0.65rem; color: var(--muted); margin-top: 1px; }

/* Fields */
.field { margin-bottom: 14px; }
.field-label {
  display: block; font-size: 0.65rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--gold-dim); margin-bottom: 7px; font-weight: 600;
}
.field input {
  width: 100%; padding: 12px 15px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 11px; color: var(--cream);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.94rem; font-weight: 300; outline: none;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
  caret-color: var(--gold);
}
.field input::placeholder { color: rgba(253,246,237,0.2); }
.field input:focus {
  border-color: rgba(240,192,96,0.55);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 0 0 3px rgba(240,192,96,0.10);
}
.field input.error {
  border-color: rgba(240,96,122,0.7);
  box-shadow: 0 0 0 3px rgba(240,96,122,0.12);
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-6px); }
  40%      { transform: translateX(6px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(4px); }
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 13px 20px; border: none; border-radius: 12px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem; font-weight: 600; letter-spacing: 0.02em;
  cursor: pointer; transition: all 0.28s var(--ease); text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent1) 0%, color-mix(in srgb, var(--accent1) 70%, var(--accent2)));
  color: #1a0e00;
  box-shadow: 0 4px 22px rgba(240,192,96,0.32);
  transition: all 0.28s var(--ease), background 0.5s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(240,192,96,0.5); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: rgba(255,255,255,0.06); color: var(--cream);
  border: 1px solid rgba(255,255,255,0.12);
}
.btn-ghost:hover { background: rgba(255,255,255,0.11); border-color: rgba(255,255,255,0.22); transform: translateY(-1px); }

.btn-wa {
  background: linear-gradient(135deg, #25d366, #128c50); color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,0.25);
}
.btn-wa:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(37,211,102,0.4); }

.btn-outline-gold {
  background: transparent; color: var(--gold);
  border: 1.5px solid rgba(240,192,96,0.4); font-size: 0.84rem;
  transition: all 0.28s var(--ease), color 0.5s, border-color 0.5s;
}
.btn-outline-gold:hover { background: rgba(240,192,96,0.09); border-color: var(--gold); transform: translateY(-1px); }

/* ── Output Section ─────────────────────────────────────────── */
#output-section { margin-top: 22px; animation: fadeUp 0.45s var(--ease); }
@keyframes fadeUp { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:none; } }

.output-label {
  font-size: 0.63rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gold-dim); font-weight: 600; margin-bottom: 8px; display: block;
}

.link-row {
  display: flex; align-items: center;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 11px; overflow: hidden; margin-bottom: 10px;
}
.link-text { flex: 1; padding: 12px 14px; font-size: 0.75rem; color: var(--muted); word-break: break-all; line-height: 1.5; }
.copy-link-btn {
  flex-shrink: 0; padding: 12px 16px;
  background: rgba(240,192,96,0.12); border: none;
  border-left: 1px solid var(--border); color: var(--gold);
  cursor: pointer; font-size: 0.75rem;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600;
  transition: background 0.25s, color 0.25s; white-space: nowrap;
}
.copy-link-btn:hover { background: rgba(240,192,96,0.22); }
.copy-link-btn.ok { background: rgba(74,200,120,0.18); color: #6ee79c; }

/* Template tabs */
.tmpl-tabs { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.tmpl-tab {
  padding: 5px 13px; border-radius: 20px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--muted); font-size: 0.72rem; font-weight: 500;
  cursor: pointer; transition: all 0.22s; white-space: nowrap;
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.tmpl-tab:hover { background: rgba(255,255,255,0.10); color: var(--cream); }
.tmpl-tab.active {
  background: rgba(240,192,96,0.13); border-color: rgba(240,192,96,0.45); color: var(--gold);
}

/* Message box */
.msg-box {
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 11px; padding: 14px 16px; margin-bottom: 10px;
}
.msg-box-hdr { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.msg-box-lbl { font-size: 0.63rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold-dim); font-weight: 600; }
.copy-msg-btn {
  padding: 4px 12px; border-radius: 6px;
  background: rgba(240,192,96,0.12); border: 1px solid rgba(240,192,96,0.25);
  color: var(--gold); cursor: pointer; font-size: 0.71rem;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600;
  letter-spacing: 0.03em; transition: background 0.22s, color 0.22s;
}
.copy-msg-btn:hover { background: rgba(240,192,96,0.22); }
.copy-msg-btn.ok { background: rgba(74,200,120,0.18); color: #6ee79c; border-color: rgba(74,200,120,0.3); }

.msg-body { font-size: 0.86rem; line-height: 1.72; color: var(--muted); white-space: pre-wrap; word-break: break-word; user-select: text; }

.share-row { display: flex; gap: 10px; margin-top: 10px; }
.share-row .btn { flex: 1; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer-note {
  margin-top: 22px; font-size: 0.68rem;
  color: rgba(253,246,237,0.22); text-align: center; letter-spacing: 0.06em;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Only show 1 image on mobile/tablet screens */
  .toran-decor img {
    width: 100vw;
  }
  .toran-decor img:nth-child(2),
  .toran-decor img:nth-child(3) {
    display: none;
  }
}

@media (max-width: 430px) {
  .card-body { padding: 30px 20px 28px; }
  .share-row { flex-direction: column; }
  .greeting-to { font-size: clamp(2.4rem, 13vw, 3.5rem); }
  .fest-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 320px) {
  .fest-grid { grid-template-columns: 1fr; }
}