:root {
  --pink: #ff4f8b;
  --pink-deep: #d9306d;
  --rose: #ffe2ec;
  --cream: #fff9ee;
  --yellow: #ffd95c;
  --purple: #8e65d6;
  --ink: #2c2034;
  --muted: #6f6474;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(76, 31, 70, .16);
  --radius-lg: 32px;
  --radius-md: 22px;
  --safe-top: env(safe-area-inset-top, 0px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 217, 92, .30), transparent 28rem),
    radial-gradient(circle at 90% 18%, rgba(255, 79, 139, .20), transparent 30rem),
    linear-gradient(180deg, #fffdf8 0%, #fff6f9 52%, #fffaf0 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }

#confettiCanvas {
  position: fixed;
  inset: 0;
  z-index: 1000;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.topbar {
  position: fixed;
  z-index: 100;
  top: calc(16px + var(--safe-top));
  left: 50%;
  transform: translateX(-50%);
  width: min(1120px, calc(100% - 28px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 10px 16px;
  border: 1px solid rgba(255,255,255,.86);
  border-radius: 999px;
  background: rgba(255,255,255,.76);
  box-shadow: 0 14px 34px rgba(71, 29, 65, .10);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  font-size: .95rem;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #fff0f5, #ffe09a);
}

.top-actions { display: flex; gap: 8px; }
.icon-button {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 6px 18px rgba(57, 27, 55, .10);
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}
.icon-button:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(57, 27, 55, .16); }
.hidden { display: none !important; }

main { overflow: hidden; }
.hero {
  position: relative;
  width: min(1180px, calc(100% - 28px));
  min-height: 720px;
  margin: 0 auto;
  padding: 150px 20px 82px;
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  align-items: center;
  gap: 58px;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(3px);
  opacity: .9;
  pointer-events: none;
}
.hero-glow-one {
  width: 340px;
  height: 340px;
  right: -90px;
  top: 90px;
  background: radial-gradient(circle at 40% 40%, rgba(255, 130, 178, .28), rgba(255,255,255,0) 70%);
}
.hero-glow-two {
  width: 260px;
  height: 260px;
  left: -100px;
  bottom: 30px;
  background: radial-gradient(circle at 50% 50%, rgba(255, 211, 82, .30), rgba(255,255,255,0) 72%);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--pink-deep);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.secret-copy h2,
.faith-card h2,
.password-dialog h2 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.02;
}

.hero-copy h1,
.section-heading h2,
.secret-copy h2,
.faith-card h2,
.password-dialog h2 {
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3.8rem, 7.7vw, 7.7rem);
  letter-spacing: -.065em;
}
.hero h1 span {
  display: inline-block;
  color: var(--pink);
  text-shadow: 0 7px 0 rgba(255, 217, 92, .42);
  transform: rotate(-1deg);
}
.hero-subtitle {
  max-width: 610px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 0;
  border-radius: 999px;
  color: var(--ink);
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.button:hover { transform: translateY(-2px); filter: saturate(1.08); }
.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--pink), #ff7b70);
  box-shadow: 0 13px 30px rgba(217, 48, 109, .27);
}
.button-soft { background: #fff; box-shadow: 0 12px 28px rgba(57, 27, 55, .10); }
.button-dark { color: #fff; background: var(--ink); box-shadow: 0 13px 28px rgba(44,32,52,.22); }
.button-full { width: 100%; }

.hero-art { position: relative; }
.art-frame {
  position: relative;
  overflow: hidden;
  border: 10px solid rgba(255,255,255,.80);
  border-radius: 38px;
  background: #ffe9f0;
  box-shadow: var(--shadow);
  transform: rotate(1.4deg);
}
.art-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,.75);
  border-radius: 28px;
  pointer-events: none;
}
.art-frame img { width: 100%; height: auto; display: block; object-fit: cover; }
.art-frame-portrait img { aspect-ratio: 1 / 1; object-fit: cover; }
.art-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 13px;
  border-radius: 999px;
  background: rgba(255,255,255,.88);
  color: #4c2e49;
  font-size: .82rem;
  font-weight: 850;
  box-shadow: 0 10px 28px rgba(57,27,55,.14);
  backdrop-filter: blur(10px);
}

.message-section {
  width: min(880px, calc(100% - 28px));
  margin: 20px auto 110px;
}
.section-heading { text-align: center; margin-bottom: 38px; }
.section-heading h2 {
  max-width: 760px;
  margin: 0 auto;
  font-size: clamp(2.35rem, 5vw, 4.5rem);
  letter-spacing: -.04em;
}

.birthday-card {
  position: relative;
  padding: clamp(34px, 6vw, 68px);
  border: 1px solid rgba(118, 76, 37, .10);
  border-radius: 8px 8px 24px 8px;
  background:
    linear-gradient(rgba(142,101,214,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142,101,214,.035) 1px, transparent 1px),
    #fffefa;
  background-size: 25px 25px;
  box-shadow: 0 30px 80px rgba(92, 55, 49, .14);
  transform: rotate(-.35deg);
}
.birthday-card p { margin: 0 0 20px; color: #564b58; font-size: clamp(1.04rem, 2vw, 1.19rem); }
.birthday-card .dear { color: var(--ink); font-family: Georgia, serif; font-size: 1.6rem; font-weight: 700; }
.signature {
  margin-top: 30px !important;
  color: var(--ink) !important;
  font-family: Georgia, serif;
  font-style: italic;
}
.card-sticker {
  position: absolute;
  right: -18px;
  top: -25px;
  display: grid;
  width: 78px;
  height: 78px;
  place-items: center;
  border: 5px solid #fff;
  border-radius: 50%;
  background: var(--yellow);
  font-size: 2.5rem;
  box-shadow: 0 12px 28px rgba(74,45,55,.18);
  transform: rotate(10deg);
}
.tape {
  position: absolute;
  top: -18px;
  width: 120px;
  height: 36px;
  background: rgba(255, 214, 84, .55);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.5);
}
.tape-left { left: 70px; transform: rotate(-4deg); }
.tape-right { right: 90px; transform: rotate(4deg); }

.secret-section {
  padding: 90px 14px;
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 217, 92, .14), transparent 22rem),
    radial-gradient(circle at 80% 90%, rgba(255, 79, 139, .18), transparent 30rem),
    #2d2135;
}
.secret-shell {
  width: min(960px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  align-items: center;
  gap: 56px;
  padding: clamp(34px, 7vw, 72px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.055);
  box-shadow: 0 25px 75px rgba(0,0,0,.24);
  backdrop-filter: blur(10px);
}
.secret-copy h2 { margin: 0; color: #fff; font-size: clamp(2.4rem, 5vw, 4.5rem); letter-spacing: -.04em; }
.secret-copy p:not(.eyebrow) { margin: 22px 0 28px; color: rgba(255,255,255,.72); font-size: 1.08rem; }
.lock-orbit {
  position: relative;
  display: grid;
  width: min(270px, 75vw);
  aspect-ratio: 1;
  place-items: center;
  margin: auto;
  border: 1px dashed rgba(255,255,255,.24);
  border-radius: 50%;
  animation: orbitPulse 3.8s ease-in-out infinite;
}
.lock-orbit::before,
.lock-orbit::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}
.lock-orbit::before { inset: 22px; border: 1px solid rgba(255,255,255,.14); }
.lock-orbit::after { inset: 48px; background: radial-gradient(circle, rgba(255,79,139,.24), transparent 65%); }
.lock-icon {
  position: relative;
  z-index: 2;
  display: grid;
  width: 118px;
  height: 118px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 36px;
  background: linear-gradient(145deg, rgba(255,255,255,.16), rgba(255,255,255,.06));
  font-size: 4.1rem;
  box-shadow: 0 25px 45px rgba(0,0,0,.22);
  cursor: pointer;
  transform: rotate(-3deg);
  transition: transform .25s ease;
}
.lock-icon:hover { transform: rotate(3deg) scale(1.04); }
.orbit-star { position: absolute; color: var(--yellow); font-size: 1.7rem; }
.star-one { top: 13px; right: 32px; animation: twinkle 1.8s ease-in-out infinite; }
.star-two { left: 19px; bottom: 40px; animation: twinkle 1.8s .8s ease-in-out infinite; }

.secret-message { padding: 105px 14px; }
.faith-card {
  position: relative;
  width: min(820px, 100%);
  margin: 0 auto;
  padding: clamp(36px, 7vw, 74px);
  overflow: hidden;
  border: 1px solid rgba(202, 153, 109, .24);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 10%, rgba(255,211,153,.25), transparent 22rem),
    linear-gradient(145deg, #fffefb, #fff5eb);
  box-shadow: var(--shadow);
}
.faith-card::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -70px;
  bottom: -85px;
  border: 36px solid rgba(217, 48, 109, .06);
  border-radius: 50%;
}
.faith-card h2 { margin: 0 0 30px; font-size: clamp(2.4rem, 5vw, 4.45rem); letter-spacing: -.04em; }
.faith-card p { color: #584c54; font-size: clamp(1.03rem, 1.9vw, 1.16rem); }
.faith-intro { color: var(--ink) !important; font-family: Georgia, serif; font-size: 1.5rem !important; font-weight: 700; }
.faith-card blockquote {
  margin: 34px 0;
  padding: 24px 26px;
  border-left: 5px solid var(--pink);
  border-radius: 0 18px 18px 0;
  background: rgba(255, 79, 139, .07);
  color: #6b3650;
  font-family: Georgia, serif;
  font-size: clamp(1.28rem, 3vw, 1.85rem);
  font-style: italic;
  line-height: 1.45;
}
.faith-ending { color: var(--ink) !important; font-weight: 800; }
.faith-symbol { position: absolute; top: 26px; right: 30px; font-size: 3rem; transform: rotate(8deg); }

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 34px 20px 45px;
  color: #837785;
  font-size: .9rem;
  text-align: center;
}

.password-dialog {
  width: min(470px, calc(100% - 28px));
  padding: 0;
  border: 0;
  border-radius: 28px;
  color: var(--ink);
  background: transparent;
  box-shadow: 0 32px 90px rgba(44, 32, 52, .34);
}
.password-dialog::backdrop { background: rgba(35, 23, 41, .68); backdrop-filter: blur(9px); }
.password-dialog form { position: relative; padding: 38px; border-radius: 28px; background: #fffdfa; }
.dialog-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: #f4edf1;
  color: #6c5a69;
  font-size: 1.6rem;
  cursor: pointer;
}
.dialog-lock { font-size: 3rem; }
.password-dialog h2 { margin: 4px 0 10px; font-size: 2.25rem; letter-spacing: -.03em; }
.dialog-help { margin: 0 0 24px; color: var(--muted); }
.password-dialog label { display: block; margin-bottom: 8px; font-size: .9rem; font-weight: 800; }
.password-field { display: grid; grid-template-columns: 1fr 46px; overflow: hidden; border: 1.5px solid #e3d7df; border-radius: 14px; background: #fff; }
.password-field:focus-within { border-color: var(--pink); box-shadow: 0 0 0 4px rgba(255,79,139,.10); }
.password-field input { width: 100%; padding: 13px 14px; border: 0; outline: 0; color: var(--ink); background: transparent; }
.password-field button { border: 0; background: transparent; cursor: pointer; }
.form-error { min-height: 24px; margin: 8px 0 12px; color: #b4234f; font-size: .88rem; font-weight: 700; }

.toast {
  position: fixed;
  z-index: 1200;
  left: 50%;
  bottom: 24px;
  max-width: calc(100% - 28px);
  padding: 12px 18px;
  border-radius: 999px;
  color: #fff;
  background: rgba(44,32,52,.94);
  font-size: .9rem;
  font-weight: 750;
  box-shadow: 0 15px 35px rgba(44,32,52,.26);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 20px);
  transition: opacity .25s ease, transform .25s ease;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible, .reveal-now { opacity: 1; transform: translateY(0); }

@keyframes orbitPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.035); } }
@keyframes twinkle { 0%,100% { opacity: .35; transform: scale(.8) rotate(0); } 50% { opacity: 1; transform: scale(1.2) rotate(20deg); } }
@keyframes shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-7px); } 75% { transform: translateX(7px); } }
.shake { animation: shake .28s ease-in-out 2; }

@media (max-width: 880px) {
  .hero { min-height: 0; grid-template-columns: 1fr; gap: 42px; padding-top: 130px; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-art { width: min(720px, 100%); margin: 0 auto; }
  .secret-shell { grid-template-columns: 1fr; text-align: center; }
  .secret-copy p:not(.eyebrow) { margin-left: auto; margin-right: auto; max-width: 620px; }
}

@media (max-width: 560px) {
  .topbar { top: calc(9px + var(--safe-top)); }
  .hero { width: min(100% - 18px, 1180px); padding-left: 10px; padding-right: 10px; padding-bottom: 64px; }
  .hero h1 { font-size: clamp(3.3rem, 19vw, 5.2rem); }
  .hero-buttons { display: grid; }
  .button { width: 100%; }
  .art-frame { border-width: 6px; border-radius: 24px; transform: none; }
  .art-frame::after { border-radius: 18px; }
  .art-badge { left: 10px; bottom: 10px; }
  .message-section { margin-bottom: 78px; }
  .birthday-card { padding: 38px 25px; }
  .card-sticker { right: 10px; top: -30px; width: 64px; height: 64px; font-size: 2rem; }
  .tape { width: 86px; }
  .tape-left { left: 28px; }
  .tape-right { right: 72px; }
  .secret-section { padding: 60px 12px; }
  .secret-shell { gap: 32px; padding: 30px 22px; }
  .lock-orbit { width: 220px; }
  .lock-icon { width: 98px; height: 98px; border-radius: 28px; font-size: 3.35rem; }
  .secret-message { padding: 74px 12px; }
  .faith-card { padding: 46px 24px 34px; }
  .faith-symbol { top: 15px; right: 18px; font-size: 2.3rem; }
  .password-dialog form { padding: 34px 22px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}