:root {
    --rose:        #ff2d55;
    --rose-light:  #ff6b8a;
    --rose-dark:   #b8003a;
    --gold:        #d4a84b;
    --gold-light:  #f5d27a;
    --gold-pale:   #fff3d4;
    --deep:        #0d0006;
    --velvet:      #1a0010;
    --velvet-mid:  #2d0018;
    --cream:       #fff5eb;
    --text-soft:   rgba(255,245,235,0.85);
    --glass-bg:    rgba(255,255,255,0.06);
    --glass-border:rgba(212,168,75,0.25);
    --font-display:"Cinzel Decorative", serif;
    --font-arabic: "Amiri", serif;
    --font-accent: "Playfair Display", serif;
    --transition:  cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    width: 100%; height: 100%;
    overflow: hidden;
    background: var(--deep);
    color: var(--cream);
    font-family: var(--font-arabic);
    -webkit-font-smoothing: antialiased;
}

#particleCanvas {
    position: fixed; inset: 0;
    pointer-events: none; z-index: 0;
}

#overlay {
    position: fixed; inset: 0; z-index: 900;
    background: radial-gradient(ellipse at 50% 40%, #3a000f 0%, #0d0006 70%);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.8s var(--transition), visibility 0.8s;
}
#overlay.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.overlay-inner {
    text-align: center;
    animation: overlayReveal 1.2s var(--transition) forwards;
}
@keyframes overlayReveal {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

.crown-icon {
    font-size: 48px; margin-bottom: 12px;
    animation: floatCrown 3s ease-in-out infinite;
    filter: drop-shadow(0 0 15px var(--gold));
}
@keyframes floatCrown {
    0%,100% { transform: translateY(0) rotate(-5deg); }
    50%      { transform: translateY(-12px) rotate(5deg); }
}

.overlay-sub {
    font-family: var(--font-arabic);
    font-style: italic; font-size: 18px;
    color: var(--gold-light); letter-spacing: 3px;
    margin-bottom: 8px;
}

.overlay-name {
    font-family: var(--font-display);
    font-size: clamp(52px, 12vw, 96px);
    background: linear-gradient(135deg, var(--gold-light), var(--rose-light), var(--gold));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(212,168,75,0.5));
    margin-bottom: 20px; line-height: 1.1;
}

.overlay-heart-line {
    display: flex; align-items: center; justify-content: center;
    gap: 12px; margin-bottom: 36px; font-size: 22px;
}
.line-h {
    height: 1px; width: 80px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

#startBtn {
    position: relative;
    padding: 16px 44px;
    font-family: var(--font-arabic); font-size: 19px;
    color: var(--deep);
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    border: none; border-radius: 100px;
    cursor: pointer; overflow: hidden;
    box-shadow: 0 0 40px rgba(212,168,75,0.5), 0 8px 30px rgba(0,0,0,0.4);
    transition: transform 0.3s, box-shadow 0.3s;
}
#startBtn:hover {
    transform: translateY(-3px) scale(1.04);
    box-shadow: 0 0 60px rgba(212,168,75,0.7), 0 12px 40px rgba(0,0,0,0.5);
}
.btn-glow {
    position: absolute; inset: -2px; border-radius: inherit;
    background: conic-gradient(from 0deg, var(--gold-light), var(--rose-light), var(--gold-light));
    z-index: -1; animation: rotateBorder 3s linear infinite;
}
@keyframes rotateBorder {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}
.btn-text { position: relative; z-index: 1; }

.overlay-sparkles {
    margin-top: 24px; font-size: 20px;
    opacity: 0.7; letter-spacing: 12px;
    animation: sparkPulse 2s ease-in-out infinite;
}
@keyframes sparkPulse {
    0%,100% { opacity: 0.4; transform: scale(1); }
    50%      { opacity: 1; transform: scale(1.1); }
}

#mainContent {
    position: fixed; inset: 0; z-index: 10; display: none;
}
#mainContent.visible { display: block; }

.page {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; padding: 20px;
    transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
    transform: translateX(-30px);
}
.page.active { opacity: 1; pointer-events: all; transform: translateX(0); }
.page.exit   { opacity: 0; transform: translateX(30px); }

.page-bg-text {
    position: absolute;
    font-family: var(--font-display);
    font-size: clamp(80px, 20vw, 180px);
    color: rgba(212,168,75,0.04);
    letter-spacing: 10px; pointer-events: none;
    user-select: none; white-space: nowrap;
    top: 50%; left: 50%; transform: translate(-50%, -50%);
}

.content-wrap {
    position: relative; z-index: 2;
    width: 100%; max-width: 680px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(1.4);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: clamp(24px, 4vw, 48px);
    box-shadow: 0 0 60px rgba(180,0,50,0.12), 0 40px 80px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.08);
    text-align: center; max-height: 88vh; overflow-y: auto;
    scrollbar-width: thin; scrollbar-color: var(--rose-dark) transparent;
}
.content-wrap::-webkit-scrollbar { width: 4px; }
.content-wrap::-webkit-scrollbar-thumb { background: var(--rose-dark); border-radius: 4px; }

.section-tag {
    font-family: var(--font-display);
    font-size: 11px; letter-spacing: 4px;
    color: var(--gold); opacity: 0.8;
    text-transform: uppercase; margin-bottom: 10px;
}

.page-title {
    font-family: var(--font-arabic);
    font-size: clamp(24px, 5vw, 38px); font-weight: 700;
    background: linear-gradient(135deg, var(--cream), var(--gold-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; margin-bottom: 8px; line-height: 1.3;
}

.page-sub {
    color: var(--text-soft); font-size: 16px;
    font-style: italic; margin-bottom: 28px;
}

.counter-box {
    background: rgba(0,0,0,0.25);
    border: 1px solid rgba(212,168,75,0.2);
    border-radius: 20px; padding: 28px 20px; margin-bottom: 28px;
}
.counter-label {
    font-size: 14px; color: var(--gold-light);
    opacity: 0.8; margin-bottom: 10px; font-style: italic;
}
.big-num {
    font-family: var(--font-display);
    font-size: clamp(64px, 15vw, 110px);
    background: linear-gradient(135deg, var(--gold-light), var(--rose-light), var(--gold));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(212,168,75,0.4));
    line-height: 1; display: block; margin: 4px 0;
}
.counter-unit {
    font-size: 15px; color: var(--text-soft); margin-top: 8px; font-style: italic;
}

.photos-grid {
    display: flex; gap: 16px; justify-content: center;
    flex-wrap: wrap; margin-bottom: 24px;
}
.four-grid .photo-card { flex: 0 0 calc(50% - 8px); }
.photo-card { flex: 0 0 calc(50% - 8px); text-align: center; }
.photo-card.featured .photo-frame {
    border-color: var(--gold);
    box-shadow: 0 0 25px rgba(212,168,75,0.4);
}

.photo-frame {
    width: 100%; aspect-ratio: 3/4; border-radius: 16px;
    border: 2px solid rgba(255,255,255,0.15);
    overflow: hidden; position: relative;
    background: rgba(0,0,0,0.3);
    transition: transform 0.4s, box-shadow 0.4s;
}
.photo-frame:hover { transform: scale(1.03); box-shadow: 0 10px 30px rgba(255,45,85,0.3); }
.photo-frame img {
    width: 100%; height: 100%; object-fit: cover;
    display: block; position: relative; z-index: 1;
}
.photo-frame.no-img img { display: none; }
.photo-placeholder {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 40px; opacity: 0.4; z-index: 0;
}
.photo-frame.no-img .photo-placeholder { opacity: 1; font-size: 50px; }
.photo-caption { font-size: 13px; margin-top: 8px; color: var(--gold-light); font-style: italic; }

.letter-scroll {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(212,168,75,0.15);
    border-radius: 16px; padding: 24px; margin-bottom: 24px; text-align: right;
}
.letter-body p {
    line-height: 2; font-size: 16px; color: var(--text-soft);
    margin-bottom: 14px; font-style: italic;
}
.letter-divider {
    text-align: center; color: var(--gold);
    letter-spacing: 12px; margin: 16px 0; opacity: 0.6;
}
.letter-signature {
    text-align: center; color: var(--rose-light);
    font-size: 18px; font-weight: bold; margin-top: 8px;
}

.poem-scroll {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(212,168,75,0.15);
    border-radius: 16px; padding: 24px; margin-bottom: 24px; text-align: right;
    max-height: 45vh; overflow-y: auto;
    scrollbar-width: thin; scrollbar-color: var(--rose-dark) transparent;
}
.poem-body p {
    font-family: var(--font-arabic);
    font-size: 15px; line-height: 2; color: #ffd6e0;
    margin-bottom: 12px; font-style: italic;
}
.poem-final {
    text-align: center; font-size: 18px !important;
    color: var(--gold-light) !important; font-weight: bold; margin-top: 8px;
}

.next-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 32px; font-family: var(--font-arabic); font-size: 16px;
    color: var(--deep);
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    border: none; border-radius: 100px; cursor: pointer;
    box-shadow: 0 6px 24px rgba(212,168,75,0.35);
    transition: transform 0.3s, box-shadow 0.3s;
}
.next-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(212,168,75,0.5); }

.celebrate-btn {
    background: linear-gradient(135deg, var(--rose-light), var(--rose));
    color: white; box-shadow: 0 6px 24px rgba(255,45,85,0.4); font-size: 14px;
}
.celebrate-btn:hover { box-shadow: 0 10px 32px rgba(255,45,85,0.6); }

.ghost-btn {
    padding: 12px 24px; font-family: var(--font-arabic); font-size: 14px;
    color: var(--gold-light); background: transparent;
    border: 1px solid rgba(212,168,75,0.3);
    border-radius: 100px; cursor: pointer; transition: all 0.3s;
}
.ghost-btn:hover { background: rgba(212,168,75,0.1); border-color: var(--gold); }

.nav-row {
    display: flex; justify-content: space-between; align-items: center;
    gap: 12px; margin-top: 4px; flex-wrap: wrap;
}

.page-deco {
    position: absolute; font-size: 40px;
    pointer-events: none; opacity: 0.3;
    animation: decoFloat 4s ease-in-out infinite;
    filter: drop-shadow(0 0 10px rgba(255,100,100,0.5));
}
.deco-1 { top: 10%; right: 5%; animation-delay: 0s; }
.deco-2 { bottom: 15%; left: 5%; animation-delay: 2s; }
@keyframes decoFloat {
    0%,100% { transform: translateY(0) rotate(0deg); }
    50%      { transform: translateY(-15px) rotate(10deg); }
}

#pageDots {
    position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 10px; z-index: 100;
    background: rgba(0,0,0,0.3); backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 100px; padding: 10px 16px;
}
.dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: rgba(255,255,255,0.25); cursor: pointer; transition: all 0.3s;
}
.dot.active {
    background: var(--gold); width: 24px; border-radius: 4px;
    box-shadow: 0 0 10px rgba(212,168,75,0.6);
}

#musicBtn {
    position: fixed; top: 20px; left: 20px; z-index: 500;
    width: 46px; height: 46px; border-radius: 50%;
    background: rgba(0,0,0,0.4); border: 1px solid rgba(212,168,75,0.3);
    backdrop-filter: blur(10px); font-size: 20px; cursor: pointer;
    transition: all 0.3s; color: white;
    display: flex; align-items: center; justify-content: center;
}
#musicBtn:hover { background: rgba(212,168,75,0.2); border-color: var(--gold); transform: scale(1.1); }
#musicBtn.playing { animation: musicPulse 1.5s ease-in-out infinite; }
@keyframes musicPulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(212,168,75,0.4); }
    50%      { box-shadow: 0 0 0 12px rgba(212,168,75,0); }
}

#celebrationOverlay {
    position: fixed; inset: 0; z-index: 800;
    background: radial-gradient(ellipse at 50% 40%, #3a000f 0%, #0d0006 70%);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transition: opacity 0.6s var(--transition);
}
#celebrationOverlay.visible { opacity: 1; pointer-events: all; }

.celeb-content { text-align: center; }
.celeb-emoji {
    font-size: 80px; display: block; margin-bottom: 16px;
    animation: celebBounce 0.8s ease-in-out infinite alternate;
    filter: drop-shadow(0 0 20px rgba(255,200,100,0.6));
}
@keyframes celebBounce {
    from { transform: scale(1) rotate(-5deg); }
    to   { transform: scale(1.15) rotate(5deg); }
}
.celeb-title {
    font-family: var(--font-arabic);
    font-size: clamp(28px, 7vw, 52px);
    background: linear-gradient(135deg, var(--gold-light), var(--rose-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; margin-bottom: 8px;
}
.celeb-name {
    font-family: var(--font-display);
    font-size: clamp(36px, 10vw, 72px);
    background: linear-gradient(135deg, var(--gold), var(--gold-light), var(--rose-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(212,168,75,0.5)); margin-bottom: 16px;
}
.celeb-sub {
    color: var(--text-soft); font-size: 18px; font-style: italic; margin-bottom: 32px;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--rose-dark); border-radius: 4px; }

@media (max-width: 480px) {
    .content-wrap { padding: 20px 16px; border-radius: 20px; }
    .big-num { font-size: 72px; }
    .photo-card, .four-grid .photo-card { flex: 0 0 calc(50% - 8px); }
    .page-bg-text { font-size: 60px; }
    .nav-row { justify-content: center; }
}