/* ═══════════════════════════════════════════════════════
   LOVE ALBUM — site.css  (tam responsive)
   ═══════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0e080c;
  --rose:        #c4687f;
  --rose-dim:    #7a3f52;
  --rose-glow:   rgba(196,104,127,.25);
  --gold:        #c9a55a;
  --gold-dim:    rgba(201,165,90,.35);
  --cream:       #faf3e8;
  --parchment:   #f2e6d0;
  --parchment2:  #ecdcc0;
  --ink:         #2c1e1e;
  --ink-soft:    #8a6060;
  --cover-color: #3a0e1e;
  --cover2:      #5c1a30;

  /* Kitap boyutları — clamp ile her ekranda uyumlu */
  --pw:       clamp(140px, 28vw, 320px);
  --ph:       clamp(200px, 40vw, 460px);
  --spine-w:  clamp(8px, 1.2vw, 18px);

  /* Yazı boyutları */
  --fs-caption:  clamp(.75rem, 1.8vw, 1rem);
  --fs-pagenum:  clamp(.5rem,  1.2vw, .65rem);
  --fs-decor:    clamp(.45rem, 1vw,   .6rem);
}

html, body {
  width: 100%; min-height: 100vh;
  overflow-x: hidden;
  font-family: 'Crimson Pro', Georgia, serif;
  background: var(--bg);
  color: var(--ink);
}

/* ── SCENE ── */
.scene {
  position: relative;
  width: 100%; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}

/* ── PETALS ── */
.petals {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.petal {
  position: absolute;
  width: var(--s, 6px); height: var(--s, 6px);
  border-radius: 50% 0 50% 0;
  background: var(--rose); opacity: 0;
  animation: petalFall var(--d, 9s) var(--dl, 0s) infinite linear;
}
@keyframes petalFall {
  0%   { opacity: 0;   transform: translateY(-40px) rotate(0deg) scale(.5); }
  10%  { opacity: .55; }
  85%  { opacity: .2;  }
  100% { opacity: 0;   transform: translateY(110vh) rotate(720deg) scale(1.2); }
}

/* ── COVER SCREEN ── */
.cover-screen {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 20;
  transition: opacity .7s ease, visibility .7s ease;
}
.cover-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.cover-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .18; pointer-events: none;
}
.cover-orb--1 { width: 500px; height: 500px; background: var(--rose); top: -100px; left: -100px; }
.cover-orb--2 { width: 400px; height: 400px; background: var(--gold); bottom: -80px; right: -80px; }
.cover-orb--3 { width: 300px; height: 300px; background: var(--rose); top: 40%; left: 55%; }

.cover-card {
  position: relative; z-index: 2;
  text-align: center; color: var(--cream);
  padding: 2rem 1.5rem;
  max-width: 500px; width: 90%;
  animation: riseIn 1.1s cubic-bezier(.16,1,.3,1) both;
}
@keyframes riseIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cover-tag {
  display: inline-block;
  font-family: 'Petit Formal Script', cursive;
  font-size: clamp(.8rem, 2.5vw, .95rem);
  color: var(--gold); letter-spacing: .05em;
  margin-bottom: .8rem; opacity: .85;
}
.cover-flourish {
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--rose); opacity: .7;
  margin-bottom: .5rem; line-height: 1;
}
.cover-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 7vw, 4.2rem);
  font-weight: 400; letter-spacing: .03em; line-height: 1.1;
  margin-bottom: .9rem;
  text-shadow: 0 0 50px var(--rose-glow);
}
.cover-sub {
  font-family: 'Petit Formal Script', cursive;
  font-size: clamp(.9rem, 2.5vw, 1.3rem);
  color: var(--rose); opacity: .85;
  margin-bottom: 1.8rem; line-height: 1.5;
}
.cover-rule {
  display: flex; align-items: center; gap: .8rem;
  justify-content: center; margin-bottom: 1rem;
}
.cover-rule span:first-child,
.cover-rule span:last-child {
  flex: 1; height: 1px;
  background: linear-gradient(to var(--d, right), transparent, var(--gold-dim));
}
.cover-rule span:first-child { --d: right; }
.cover-rule span:last-child  { --d: left; }
.cover-rule__heart { flex: none; font-size: .75rem; color: var(--rose); opacity: .7; }

.cover-count {
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.75rem, 2vw, .85rem);
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--cream); opacity: .4; margin-bottom: 2rem;
}
.cover-open-btn {
  display: inline-flex; align-items: center; gap: .7rem;
  background: transparent; border: 1px solid var(--rose-dim);
  color: var(--cream);
  padding: .85rem 2.6rem;
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.85rem, 2vw, 1rem);
  letter-spacing: .18em; text-transform: uppercase;
  cursor: pointer; position: relative; overflow: hidden;
  transition: border-color .4s, letter-spacing .4s;
}
.cover-open-btn::after {
  content: ''; position: absolute; inset: 0;
  background: var(--rose-dim);
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s cubic-bezier(.16,1,.3,1); z-index: -1;
}
.cover-open-btn:hover::after    { transform: scaleX(1); }
.cover-open-btn:hover           { border-color: var(--rose); letter-spacing: .26em; }
.btn-icon                       { font-size: 1.1rem; transition: transform .4s; }
.cover-open-btn:hover .btn-icon { transform: translateY(3px); }

/* ── BOOK STAGE ── */
.book-stage {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: clamp(.8rem, 2vw, 2rem);
  opacity: 0; visibility: hidden;
  transition: opacity .7s ease, visibility .7s ease;
  padding: 1rem 1rem clamp(4rem, 8vw, 5rem);
  z-index: 10;
}
.book-stage.visible { opacity: 1; visibility: visible; }

/* ── BOOK ── */
.book-shadow {
  width: calc(var(--pw) * 2 + var(--spine-w));
  height: 20px;
  background: radial-gradient(ellipse, rgba(0,0,0,.7) 0%, transparent 70%);
  margin-bottom: -12px; z-index: 0;
}
.book {
  position: relative;
  width: calc(var(--pw) * 2 + var(--spine-w));
  height: var(--ph);
  perspective: 2800px;
  transform-style: preserve-3d;
}

/* ── SPINE ── */
.spine {
  position: absolute;
  left: calc(var(--pw) - 1px);
  top: 0; width: var(--spine-w); height: 100%;
  background: linear-gradient(to right,
    #2a0a14 0%, #6b1e38 30%, #4a1228 50%, #6b1e38 70%, #2a0a14 100%);
  z-index: 50;
  box-shadow: 2px 0 8px rgba(0,0,0,.5), -2px 0 8px rgba(0,0,0,.5);
}
.spine::after {
  content: ''; position: absolute; inset: 10px 3px;
  border: 1px solid rgba(201,165,90,.2);
}

/* ── BOOK HALVES ── */
.book-half {
  position: absolute; top: 0;
  width: var(--pw); height: var(--ph);
  overflow: hidden;
}
.book-half--left  { left: 0; }
.book-half--right { right: 0; }

/* ── BACK COVER ── */
.book-back-cover {
  position: absolute; right: 0; top: 0;
  width: var(--pw); height: var(--ph);
  background: linear-gradient(135deg, var(--cover-color), var(--cover2));
  z-index: 0;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(1rem, 3vw, 2rem);
}
.back-cover-inner { text-align: center; color: var(--cream); }
.bc-quote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: clamp(.75rem, 2vw, 1.05rem);
  line-height: 1.8; opacity: .85; margin-bottom: 1.5rem;
}
.bc-heart {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--rose); animation: heartbeat 2s infinite; margin-bottom: .8rem;
}
@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  15%     { transform: scale(1.18); }
  30%     { transform: scale(1); }
  45%     { transform: scale(1.08); }
}
.bc-sign {
  font-family: 'Petit Formal Script', cursive;
  font-size: clamp(.8rem, 2vw, 1.1rem);
  color: var(--gold); opacity: .8;
}

/* ── COVER FLAP ── */
.cover-flap {
  position: absolute; left: 0; top: 0;
  width: var(--pw); height: var(--ph);
  transform-origin: right center;
  transform-style: preserve-3d;
  transition: transform 1.1s cubic-bezier(.645,.045,.355,1);
  z-index: 60;
}
.cover-flap.open { transform: rotateY(-160deg); }

.cover-flap__front,
.cover-flap__back {
  position: absolute; inset: 0;
  backface-visibility: hidden;
}
.cover-flap__front {
  background: linear-gradient(135deg, var(--cover-color) 0%, var(--cover2) 60%, var(--cover-color) 100%);
  box-shadow: inset -4px 0 12px rgba(0,0,0,.4);
}
.cover-flap__back {
  background: linear-gradient(to left, var(--parchment), var(--parchment2));
  transform: rotateY(180deg);
}

.cf-inner {
  position: relative; width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(1rem, 3vw, 2rem);
}
.cf-frame { position: absolute; inset: 14px; border: 1px solid rgba(201,165,90,.3); }

.cf-corner { position: absolute; width: 16px; height: 16px; }
.cf-corner::before, .cf-corner::after { content: ''; position: absolute; background: var(--gold); opacity: .6; }
.cf-corner--tl { top:-4px; left:-4px; }
.cf-corner--tr { top:-4px; right:-4px; }
.cf-corner--bl { bottom:-4px; left:-4px; }
.cf-corner--br { bottom:-4px; right:-4px; }
.cf-corner--tl::before,
.cf-corner--tr::before,
.cf-corner--bl::before,
.cf-corner--br::before { width:14px; height:1px; top:0; left:0; }
.cf-corner--tl::after,
.cf-corner--bl::after  { width:1px; height:14px; top:0; left:0; }
.cf-corner--tr::after,
.cf-corner--br::after  { width:1px; height:14px; top:0; right:0; }
.cf-corner--bl::before { bottom:0; top:auto; }
.cf-corner--br::before { bottom:0; top:auto; right:0; left:auto; }

.cf-text {
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
  color: var(--cream); gap: .4rem; z-index: 1;
}
.cf-small {
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.5rem, 1.2vw, .65rem);
  letter-spacing: .3em; text-transform: uppercase; opacity: .55;
}
.cf-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(.9rem, 2.5vw, 1.5rem);
  font-weight: 400; line-height: 1.2;
}
.cf-rule  { font-size: clamp(.8rem, 2vw, 1.1rem); color: var(--gold); opacity: .65; }
.cf-sub   {
  font-family: 'Petit Formal Script', cursive;
  font-size: clamp(.65rem, 1.8vw, .9rem);
  opacity: .75; line-height: 1.5;
}

/* ── PAGES ── */
.page {
  position: absolute; inset: 0;
  width: var(--pw); height: var(--ph);
  transform-style: preserve-3d;
  transition: transform 1s cubic-bezier(.645,.045,.355,1);
  will-change: transform;
}
.page--left  { transform-origin: left center; }
.page--right { transform-origin: left center; }
.page--left.turned { transform: rotateY(180deg); }

.page--left {
  background: linear-gradient(to right, var(--parchment2) 0%, var(--parchment) 6%, var(--cream) 100%);
}
.page--right {
  background: linear-gradient(to left, var(--parchment2) 0%, var(--parchment) 6%, var(--cream) 100%);
}

.page-fold {
  position: absolute; right: 0; top: 0;
  width: 14px; height: 100%;
  background: linear-gradient(to left, rgba(0,0,0,.09), transparent);
  pointer-events: none;
}
.page-fold--right {
  left: 0; right: auto;
  background: linear-gradient(to right, rgba(0,0,0,.09), transparent);
}
.page--left::after {
  content: ''; position: absolute; right: 0; top: 0;
  width: 20px; height: 100%;
  background: linear-gradient(to left, rgba(0,0,0,.1), transparent);
  pointer-events: none;
}

/* ── PAGE CONTENT ── */
.page-content {
  width: 100%; height: 100%;
  padding: clamp(.8rem, 2.5vw, 1.6rem) clamp(.7rem, 2vw, 1.4rem);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: clamp(.4rem, 1.2vw, .9rem);
  position: relative;
}

/* ── PAGE NUMBER ── */
.page-num {
  position: absolute;
  font-family: 'Crimson Pro', serif;
  font-size: var(--fs-pagenum);
  color: var(--ink-soft); letter-spacing: .15em; opacity: .6;
}
.page--left  .page-num { bottom: .8rem; right: 1rem; }
.page--right .page-num { bottom: .8rem; left: 1rem; }

/* ── PHOTO ── */
.photo-wrap {
  position: relative;
  width: 100%; max-width: 100%;
  aspect-ratio: 4/3; flex-shrink: 0;
  box-shadow: 0 3px 14px rgba(44,30,30,.22),
              inset 0 0 0 1px rgba(44,30,30,.06);
  overflow: hidden;
}
.photo-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-glare {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.12) 0%, transparent 55%);
  pointer-events: none;
}
.photo-tape {
  position: absolute;
  width: clamp(28px, 6vw, 44px); height: clamp(9px, 2vw, 13px);
  background: rgba(255,228,170,.72); z-index: 5;
  box-shadow: 0 1px 4px rgba(0,0,0,.14);
}
.pt--tl { top:-5px; left: 6px; transform: rotate(-10deg); }
.pt--tr { top:-5px; right:6px; transform: rotate( 10deg); }

.photo-wrap--A { transform: rotate(-.8deg); }
.photo-wrap--B { transform: rotate( .7deg); }
.photo-wrap--C { transform: rotate(-1.2deg); }
.photo-wrap--D { transform: rotate( .4deg); }

.photo-wrap--empty {
  background: linear-gradient(135deg, var(--parchment2), var(--parchment));
  border: 1.5px dashed rgba(196,104,127,.3);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: .5rem;
}
.photo-empty-emoji { font-size: clamp(1.4rem, 4vw, 2.2rem); }
.photo-empty-label {
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.6rem, 1.5vw, .78rem);
  color: var(--rose); opacity: .65;
  text-align: center; line-height: 1.4;
}

/* ── CAPTION ── */
.page-caption { text-align: center; width: 100%; }
.page-caption__text {
  font-family: 'Petit Formal Script', cursive;
  font-size: var(--fs-caption);
  color: var(--ink); line-height: 1.4; opacity: .82;
}
.page-caption__date {
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.5rem, 1.2vw, .65rem);
  letter-spacing: .15em; color: var(--rose); opacity: .6; margin-top: .2rem;
}

/* ── PAGE DECOR ── */
.page-decor {
  position: absolute; bottom: clamp(1.2rem, 3vw, 2.2rem);
  left: 50%; transform: translateX(-50%);
  font-size: var(--fs-decor);
  letter-spacing: .3em; color: var(--rose); opacity: .28;
}
.page-decor--A::after { content: '✦  ✦  ✦'; }
.page-decor--B::after { content: '— ❦ —'; }
.page-decor--C::after { content: '·  ·  ·'; }
.page-decor--D::after { content: '~ ~ ~'; }

/* ── NAVIGATION ── */
.book-nav {
  display: flex; align-items: center;
  gap: clamp(.8rem, 2vw, 1.4rem);
  color: var(--cream);
}
.bnav-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,.18);
  color: var(--cream);
  width: clamp(36px, 6vw, 46px); height: clamp(36px, 6vw, 46px);
  border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .3s, border-color .3s, transform .2s;
  flex-shrink: 0;
}
.bnav-btn:hover:not(:disabled) {
  background: var(--rose-dim); border-color: var(--rose); transform: scale(1.08);
}
.bnav-btn:disabled { opacity: .25; cursor: not-allowed; }
.bnav-btn svg {
  width: clamp(14px, 3vw, 18px); height: clamp(14px, 3vw, 18px);
  stroke: currentColor; fill: none;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.bnav-info {
  font-family: 'Playfair Display', serif;
  font-size: clamp(.85rem, 2vw, 1rem);
  color: var(--cream); opacity: .6;
  min-width: 50px; text-align: center; letter-spacing: .05em;
}
.bnav-sep { margin: 0 .25rem; opacity: .4; }

.back-to-cover {
  background: transparent; border: none;
  color: rgba(255,255,255,.3);
  font-family: 'Crimson Pro', serif;
  font-size: clamp(.7rem, 1.8vw, .8rem);
  letter-spacing: .2em; text-transform: uppercase;
  cursor: pointer; transition: color .3s;
  padding: .4rem 1rem;
}
.back-to-cover:hover { color: var(--rose); }

/* ── HEART POP ── */
@keyframes heartPop {
  0%   { opacity: 1; transform: translate(-50%,-50%) scale(.4); }
  50%  { opacity: 1; transform: translate(-50%,-140%) scale(1.4); }
  100% { opacity: 0; transform: translate(-50%,-240%) scale(.8); }
}

/* ── PASSWORD ── */
.password-card {
  position: relative; z-index: 2;
  text-align: center; color: var(--cream);
  padding: 2rem 1.5rem;
  max-width: 400px; width: 90%;
  animation: riseIn 1.1s cubic-bezier(.16,1,.3,1) both;
}
.password-form {
  display: flex; flex-direction: column;
  align-items: center; gap: 1.2rem; margin-top: 1.8rem;
}
.password-input {
  background: transparent; border: none;
  border-bottom: 1px solid var(--rose-dim);
  color: var(--cream);
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem; letter-spacing: .5em;
  text-align: center; padding: .6rem 1rem;
  width: 200px; outline: none;
  transition: border-color .3s;
}
.password-input:focus       { border-color: var(--rose); }
.password-input::placeholder { opacity: .3; letter-spacing: .4em; }
.password-wrong {
  font-family: 'Petit Formal Script', cursive;
  font-size: .95rem; color: var(--rose); opacity: .8; margin-top: 1rem;
}

/* ── KÜÇÜK EKRAN DÜZELTMELERİ (500px altı) ── */
@media (max-width: 500px) {
  .book-stage {
    justify-content: flex-start;
    padding-top: clamp(1rem, 5vw, 2rem);
  }
  .cover-orb--1,
  .cover-orb--2,
  .cover-orb--3 {
    width: 200px; height: 200px;
  }
}