/* Çağla & Orçun — nişan davetiyesi
   Renkler törenin kendi nesnelerinden: lacivert masa örtüsü, fildişi zarf,
   kırmızı yüzük kurdelesi, altın zarf astarı, davetiye kâğıdı. */

:root {
  --desk: #17233b;
  --desk-deep: #0f172a;
  --envelope: #ede5d4;
  --envelope-shade: #dfd5c0;
  --envelope-edge: #cfc3a9;
  --liner: #c9a24b;
  --liner-deep: #a9832f;
  --ribbon: #a8161f;
  --ribbon-deep: #7a0f16;
  --paper: #fbfaf6;
  --ink: #1b2436;
  --ink-soft: #55607a;
  --rule: #d9d3c4;

  --display: "Fraunces", "Georgia", "Times New Roman", serif;
  --text: "Fraunces", "Georgia", "Times New Roman", serif;

  --env-w: min(88vw, 440px);
  --ease-out: cubic-bezier(.2,.7,.2,1);
  --ease-flap: cubic-bezier(.6,0,.3,1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--text);
  font-size: 1.0625rem;
  font-weight: 450;
  line-height: 1.6;
  color: var(--ink);
  background: var(--desk);
  min-height: 100vh;
}

body.is-open { background: var(--paper); }

:focus-visible {
  outline: 3px solid var(--ribbon);
  outline-offset: 3px;
}

/* ---------- Masa ve zarf ---------- */

.desk {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.25rem;
  padding: 2rem 1rem calc(2rem + env(safe-area-inset-bottom, 0px));
  background:
    radial-gradient(120% 80% at 50% 110%, #24325a 0%, var(--desk) 55%, var(--desk-deep) 100%);
  color: var(--envelope);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}

.desk-lead {
  margin: 0;
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.25rem, 1rem + 1.4vw, 1.75rem);
  text-align: center;
  color: var(--envelope);
  max-width: 24ch;
}

.open-btn {
  font: inherit;
  font-size: 1.0625rem;
  letter-spacing: .02em;
  color: var(--desk);
  background: var(--liner);
  border: 0;
  border-radius: 2px;
  padding: .75rem 1.9rem;
  cursor: pointer;
  box-shadow: 0 1px 0 var(--liner-deep), 0 10px 24px -12px rgba(0,0,0,.8);
  transition: transform .18s var(--ease-out), background .18s;
}
.open-btn:hover { background: #d6b25c; transform: translateY(-1px); }
.open-btn:active { transform: translateY(1px); }

/* zarf: 3:2 oran, 3B kapak için perspektif */
.envelope {
  position: relative;
  width: var(--env-w);
  aspect-ratio: 3 / 2;
  perspective: 1400px;
  filter: drop-shadow(0 30px 40px rgba(0,0,0,.55)) drop-shadow(0 4px 8px rgba(0,0,0,.35));
  transition: transform 1s var(--ease-out);
}

.env-back,
.env-front,
.env-flap,
.env-card {
  position: absolute;
  inset: 0;
}

.env-back {
  background: var(--envelope-shade);
  border-radius: 3px;
  z-index: 1;
}

/* içerideki kart */
.env-card {
  z-index: 2;
  left: 6%;
  right: 6%;
  top: 6%;
  bottom: 5%;
  background: var(--paper);
  border-radius: 2px;
  box-shadow: 0 -2px 8px rgba(0,0,0,.12);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 8%;
  color: var(--ink);
  transition: transform 1.1s var(--ease-out);
}
.env-card-names {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.2rem, 4vw, 1.6rem);
  font-weight: 600;
  letter-spacing: .01em;
}
.env-card-names span { color: var(--ink-soft); font-style: italic; font-weight: 400; padding: 0 .1em; }
.env-card-sub {
  margin: .2em 0 0;
  font-family: var(--display);
  font-style: italic;
  font-size: .95rem;
  color: var(--ink-soft);
}

/* ön cep: iki yan kanadın ortada birleştiği V */
.env-front {
  z-index: 3;
  background:
    linear-gradient(115deg, var(--envelope) 0 50%, var(--envelope-shade) 50% 100%);
  clip-path: polygon(0 0, 50% 58%, 100% 0, 100% 100%, 0 100%);
  border-radius: 3px;
}
.env-front::after {
  /* alt kanadın katlanma çizgisi */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--envelope) 0 46%, transparent 46%);
  clip-path: polygon(0 100%, 50% 42%, 100% 100%);
  opacity: .9;
}
.env-address {
  position: absolute;
  left: 0; right: 0;
  bottom: 12%;
  margin: 0;
  text-align: center;
  font-family: var(--display);
  font-size: clamp(1rem, 3.4vw, 1.35rem);
  color: var(--ink);
  z-index: 1;
}

/* kapak: iki yüzlü üçgen, üstten menteşeli */
.env-flap {
  z-index: 4;
  height: 58%;
  transform-origin: top center;
  transform-style: preserve-3d;
  transition: transform .95s var(--ease-flap);
}
.env-flap::before,
.env-flap::after {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  backface-visibility: hidden;
}
.env-flap::before {
  background: linear-gradient(to bottom, var(--envelope) 0%, var(--envelope-shade) 100%);
  border-radius: 3px 3px 0 0;
}
.env-flap::after {
  /* altın astar: kapak açılınca görünür */
  background:
    repeating-linear-gradient(135deg, transparent 0 9px, rgba(0,0,0,.08) 9px 10px),
    linear-gradient(to bottom, var(--liner-deep), var(--liner));
  transform: rotateX(180deg);
}

/* kurdele ve fiyonk */
.env-ribbon {
  position: absolute;
  z-index: 5;
  left: 0;
  right: 0;
  top: 46%;
  height: 7%;
  background: linear-gradient(to bottom, #c21e28, var(--ribbon) 45%, var(--ribbon-deep));
  box-shadow: 0 3px 6px rgba(0,0,0,.25);
  transition: transform .6s var(--ease-flap), opacity .5s;
}
.bow {
  position: absolute;
  left: 64%;
  top: 50%;
  width: 14px;
  height: 18px;
  margin: -9px 0 0 -7px;
  background: var(--ribbon-deep);
  border-radius: 3px;
}
.bow::before,
.bow::after {
  content: "";
  position: absolute;
  top: -4px;
  width: 34px;
  height: 26px;
  border: 8px solid var(--ribbon);
  border-radius: 55% 45% 45% 55% / 60% 60% 40% 40%;
  box-sizing: border-box;
  box-shadow: 0 2px 3px rgba(0,0,0,.2);
}
.bow::before { right: 10px; transform: rotate(-8deg); }
.bow::after  { left: 10px;  transform: scaleX(-1) rotate(-8deg); }
.bow-tail {
  position: absolute;
  top: 12px;
  width: 9px;
  height: 30px;
  background: linear-gradient(to bottom, var(--ribbon), var(--ribbon-deep));
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 80%, 0 100%);
}
.bow-tail:first-child { left: -2px; transform: rotate(18deg); transform-origin: top; }
.bow-tail:last-child  { right: -2px; transform: rotate(-18deg); transform-origin: top; }

/* ---------- Açılış sırası ---------- */

.is-opening .env-ribbon { transform: translateX(110%) rotate(6deg); opacity: 0; }
.is-opening .env-flap   { transform: rotateX(180deg); transition-delay: .35s; }
.is-opening .env-flap.is-behind { z-index: 0; }
.is-opening .envelope   { transform: translateY(16%); transition: transform 1s var(--ease-out); }
.is-opening .env-card   { transform: translateY(-84%); transition-delay: 1.05s; }
.is-opening .desk-lead,
.is-opening .open-btn   { opacity: 0; transition: opacity .4s; pointer-events: none; }

.is-leaving .desk { opacity: 0; transform: translateY(-30px); }

.is-open .desk { display: none; }

/* ---------- Kâğıt: davetiyenin kendisi ---------- */

.paper {
  background: var(--paper);
  color: var(--ink);
  padding: 0 1.25rem calc(3rem + env(safe-area-inset-bottom, 0px));
  transform: translateY(40px);
  opacity: 0;
  transition: transform .9s var(--ease-out), opacity .7s;
}
.paper.is-in { transform: none; opacity: 1; }

.paper-head {
  max-width: 44rem;
  margin: 0 auto;
  padding: 1.1rem 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--display);
  font-size: .95rem;
  color: var(--ink-soft);
}

.invite {
  max-width: 44rem;
  margin: 3rem auto 0;
  padding: clamp(2rem, 6vw, 4rem) clamp(1rem, 5vw, 3rem);
  text-align: center;
  border: 1px solid var(--rule);
  outline: 1px solid var(--rule);
  outline-offset: 5px;
}

.invite-greeting {
  margin: 0 0 1.5rem;
  font-style: italic;
  color: var(--ink-soft);
}

.invite-names {
  margin: 0 0 1.75rem;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2.5rem, 1.9rem + 4.5vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: -.01em;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 0 .35em;
}
.invite-names .amp {
  font-style: italic;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: .5em;
}

.invite-text {
  margin: 0 auto;
  max-width: 34ch;
  font-size: clamp(1.1rem, 1rem + .6vw, 1.3rem);
  line-height: 1.5;
}
.invite-text strong { font-weight: 600; }

.invite-when {
  margin: 2.25rem auto 0;
  display: grid;
  gap: 1rem;
  max-width: 28rem;
}
.invite-when dt {
  font-family: var(--display);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink-soft);
}
.invite-when dd {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
}

.invite-note {
  margin: 2.5rem auto 0;
  max-width: 36ch;
  font-style: italic;
  color: var(--ink-soft);
}

/* ortak bölüm ayarı */
.flow, .place, .lcv {
  max-width: 36rem;
  margin: 4.5rem auto 0;
}
h2 {
  font-family: var(--display);
  font-weight: 650;
  font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.25rem);
  line-height: 1.15;
  margin: 0 0 1.25rem;
}

/* gün akışı: gerçek bir sıra, saat sütunu yapıyı taşır */
.flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.flow-list li {
  display: grid;
  grid-template-columns: 5.5rem 1fr auto;
  gap: .5rem 1rem;
  padding: 1rem 0;
  align-items: start;
}
.flow-list li + li { border-top: 1px solid var(--rule); }
.flow-time {
  font-family: var(--display);
  font-weight: 650;
  font-size: 1.3rem;
  line-height: 1.3;
}
.flow-what { font-size: 1.05rem; font-weight: 500; }
.flow-what small {
  display: block;
  font-size: .95rem;
  font-weight: 400;
  color: var(--ink-soft);
  margin-top: .15rem;
}
.flow-art { width: 92px; height: auto; grid-column: 3; align-self: center; }
@media (max-width: 480px) {
  .flow-list li { grid-template-columns: 5.5rem 1fr; }
  .flow-art { grid-column: 2; width: 76px; }
}

/* yol tarifi */
.place-name {
  margin: 0;
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 600;
}
address { font-style: normal; color: var(--ink-soft); margin: .25rem 0 1rem; }
.place-links {
  margin: 0 0 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.75rem;
}
.place-notes { margin: 0; padding-left: 1.2rem; }
.place-notes li + li { margin-top: .5rem; }

a { color: var(--ribbon); text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--ribbon-deep); }

/* LCV formu */
.lcv-lead { margin: 0 0 1.5rem; }
.lcv-form { display: grid; gap: 1.25rem; }
.lcv-form label { display: grid; gap: .35rem; }
.lcv-form input[type="text"],
.lcv-form select,
.lcv-form textarea {
  font: inherit;
  color: var(--ink);
  background: #fff;
  border: 1px solid #b9b2a2;
  border-radius: 2px;
  padding: .55rem .7rem;
  width: 100%;
}
.lcv-form textarea { resize: vertical; }
.lcv-form fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.75rem;
}
.lcv-form legend { padding: 0; margin-bottom: .35rem; }
.lcv-form .choice { display: flex; align-items: center; gap: .5rem; }
.lcv-form input[type="radio"] { accent-color: var(--ribbon); width: 1.1rem; height: 1.1rem; margin: 0; }

.ribbon-btn {
  justify-self: start;
  font: inherit;
  font-size: 1.0625rem;
  color: #fff;
  background: var(--ribbon);
  border: 0;
  border-radius: 2px;
  padding: .75rem 1.75rem;
  cursor: pointer;
  box-shadow: 0 1px 0 var(--ribbon-deep);
  transition: background .18s, transform .18s var(--ease-out);
}
.ribbon-btn:hover { background: #b81a24; transform: translateY(-1px); }
.ribbon-btn:active { transform: translateY(1px); }

.form-error { margin: 0; color: var(--ribbon); }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lcv-again { color: var(--ink-soft); }
.lcv-done { font-size: 1.1rem; }
.lcv-alt { margin-top: 1.75rem; color: var(--ink-soft); }
.lcv-alt a[href^="tel"] { white-space: nowrap; }

/* alt bilgi */
.paper-foot {
  max-width: 36rem;
  margin: 5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  color: var(--ink-soft);
}
.paper-foot p { margin: 0; }
.foot-names {
  margin-top: .75rem !important;
  font-family: var(--display);
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 600;
}

/* hareket azaltma */
@media (prefers-reduced-motion: reduce) {
  .env-card, .env-flap, .env-ribbon, .envelope, .desk, .paper, .open-btn, .ribbon-btn {
    transition: none !important;
  }
}