:root {
    --text-dark: #2c2933;
    --text-mid: #6b667a;
    --glass-bg: rgba(255, 255, 255, 0.30);
    --glass-border: rgba(255, 255, 255, 0.55);
    --glass-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
    --blur: 18px;
    --radius-card: 32px;
    --radius-btn: 22px;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0; padding: 0;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Manrope', sans-serif;
    color: var(--text-dark);
    position: relative;
}

/* ——— SCREENS ——— */
.screen {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateX(60px);
    transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0.45s;
    overflow-y: auto;
}

.screen.active {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: translateX(0);
}

.screen.leaving {
    opacity: 0;
    transform: translateX(-60px);
    pointer-events: none;
}

.screen-inner {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding: 0 24px 48px;
}

/* ——— TOP & BOTTOM AREAS ——— */
.top-section {
    padding-top: 80px;
    padding-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.bottom-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 24px;
    gap: 16px;
}

/* ——— TYPOGRAPHY ——— */
.headline-italica {
    font-family: 'Italiana', serif;
    font-size: clamp(2.8rem, 8vw, 4rem);
    font-weight: 400;
    line-height: 1.08;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.title-garamond {
    font-family: 'EB Garamond', serif;
    font-size: clamp(2.2rem, 7vw, 3.2rem);
    font-weight: 500;
    line-height: 1.15;
    color: var(--text-dark);
}

.appname-garamond {
    font-family: 'EB Garamond', serif;
    font-size: clamp(3rem, 10vw, 4.5rem);
    font-weight: 600;
    line-height: 1;
    color: var(--text-dark);
}

.tagline-italica {
    font-family: 'Italiana', serif;
    font-size: 1.35rem;
    color: var(--text-mid);
}

.body-manrope {
    font-family: 'Manrope', sans-serif;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-mid);
}

.font-outfit { font-family: 'Outfit', sans-serif; }
.font-manrope { font-family: 'Manrope', sans-serif; }
.text-center { text-align: center; }

/* ——— GLASS CARD ——— */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    padding: 28px 22px;
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* ——— BUTTONS ——— */
.glass-btn {
    width: 100%;
    padding: 17px 20px;
    border-radius: var(--radius-btn);
    border: 1px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.2px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.glass-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

.glass-btn:active {
    transform: translateY(0px) scale(0.98);
}

.primary-btn {
    background: rgba(255, 255, 255, 0.90);
    color: var(--text-dark);
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.20);
    color: var(--text-dark);
    backdrop-filter: blur(8px);
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.40);
}

.social-btn {
    background: rgba(255, 255, 255, 0.75);
    color: var(--text-dark);
}

.btn-icon { font-size: 1.1rem; }

/* ——— INPUTS ——— */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    font-size: 1rem;
    z-index: 1;
    pointer-events: none;
}

.glass-input {
    width: 100%;
    padding: 16px 16px 16px 46px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.40);
    color: var(--text-dark);
    font-size: 1rem;
    font-family: 'Outfit', sans-serif;
    outline: none;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}

.glass-input::placeholder {
    color: rgba(44, 41, 51, 0.4);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.75);
    border-color: rgba(255, 255, 255, 1);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.35);
}

/* ——— Mesh Backgrounds & Grids ——— */
.mesh-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.mesh-pink {
    background-color: #ffd8d8;
    background-image: 
        radial-gradient(at 0% 0%, #ffc4c4 0px, transparent 50%),
        radial-gradient(at 100% 0%, #ffefef 0px, transparent 50%),
        radial-gradient(at 100% 100%, #ffa8b6 0px, transparent 50%),
        radial-gradient(at 0% 100%, #ffe3e3 0px, transparent 50%);
}
.mesh-cream {
    background-color: #fdfaf6;
    background-image: 
        radial-gradient(at 15% 50%, #fdf0e3 0px, transparent 50%),
        radial-gradient(at 80% 90%, #ffe8cd 0px, transparent 50%);
}
.mesh-lavender {
    background-color: #eaddf0;
    background-image: 
        radial-gradient(at 80% 10%, #f0e6f5 0px, transparent 50%),
        radial-gradient(at 20% 80%, #d4c4de 0px, transparent 50%);
}
.mesh-peach {
    background-color: #ffecd2;
    background-image: 
        radial-gradient(at 0% 0%, #ffdfbf 0px, transparent 50%),
        radial-gradient(at 100% 100%, #ffcf9e 0px, transparent 50%);
}

.hero-grid-bg {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(rgba(255,125,167,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,125,167,0.1) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 80%);
}

/* ——— Floating Pill Badge ——— */
.hero-pill {
  display: inline-flex;  align-items: center; gap: 8px;
  background: rgba(255,125,167,0.15);
  border: 1px solid rgba(255,125,167,0.3);
  color: #d1567b;
  padding: 6px 16px 6px 8px;
  border-radius: 999px;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  margin: 0 auto 24px;
  backdrop-filter: blur(8px);
}
.hero-pill-dot {
  width: 8px; height: 8px;
  background: #ff7da7;
  border-radius: 50%;
  animation: glowPulse 2s ease infinite;
}

/* ——— Card Glows ——— */
.card-glow-pink { box-shadow: 0 16px 40px rgba(255, 125, 167, 0.15), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-cream { box-shadow: 0 16px 40px rgba(230, 180, 140, 0.15), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-lavender { box-shadow: 0 16px 40px rgba(180, 150, 200, 0.15), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-peach { box-shadow: 0 16px 40px rgba(255, 160, 120, 0.15), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }

/* ——— Floating Animation ——— */
.anim-float {
  animation: float 6s ease-in-out infinite;
}

/* ——— Gradient Text ——— */
.gradient-text-warm {
  background: linear-gradient(135deg, #ff7da7, #ffb347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ——— Mesh Additions ——— */
.mesh-mint {
    background-color: #e5f4ec;
    background-image: 
        radial-gradient(at 20% 10%, #d1eedc 0px, transparent 50%),
        radial-gradient(at 80% 80%, #b8e2c6 0px, transparent 50%);
}
.mesh-rose {
    background-color: #fce4ec;
    background-image: 
        radial-gradient(at 10% 80%, #f8bbd0 0px, transparent 50%),
        radial-gradient(at 90% 20%, #f48fb1 0px, transparent 50%);
}
.mesh-sky {
    background-color: #e3f2fd;
    background-image: 
        radial-gradient(at 20% 20%, #bbdefb 0px, transparent 50%),
        radial-gradient(at 80% 80%, #90caf9 0px, transparent 50%);
}
.mesh-coral {
    background-color: #fbe9e7;
    background-image: 
        radial-gradient(at 80% 20%, #ffccbc 0px, transparent 50%),
        radial-gradient(at 20% 80%, #ffab91 0px, transparent 50%);
}
.card-glow-mint { box-shadow: 0 16px 40px rgba(184, 226, 198, 0.4), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-rose { box-shadow: 0 16px 40px rgba(244, 143, 177, 0.3), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-sky { box-shadow: 0 16px 40px rgba(144, 202, 249, 0.3), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }
.card-glow-coral { box-shadow: 0 16px 40px rgba(255, 171, 145, 0.3), inset 0 1px 1px rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.9); }

/* ——— Feed Cards (Activity) ——— */
.feed-card {
    padding: 16px 20px;
    align-items: flex-start;
}
.feed-action {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-mid);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 6px;
}

/* ——— Partner Presence ——— */
.presence-avatar {
    position: relative;
    width: 90px; height: 90px;
    margin: 0 auto;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.6);
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.9);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.pulse-ring {
    position: absolute; inset: -15px;
    border-radius: 50%;
    border: 2px solid #b8e2c6;
    animation: pulseRing 2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}
@keyframes pulseRing {
    0%   { transform: scale(0.8); opacity: 0.8; }
    100% { transform: scale(1.3); opacity: 0; }
}

/* ——— Scroll List (Memories) ——— */
.scroll-list {
    display: flex; flex-direction: column; gap: 14px;
    overflow-y: auto;
    padding: 10px 0 20px;
    /* Hide scrollbar */
    -ms-overflow-style: none; scrollbar-width: none;
}
.scroll-list::-webkit-scrollbar { display: none; }
.list-item {
    padding: 16px;
    display: flex; flex-direction: row; gap: 16px; align-items: center;
    transform: none !important; /* Override anim-float for list items */
}
.album-square {
    width: 60px; height: 60px;
    border-radius: 12px;
    background: rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.7);
    flex-shrink: 0;
}
/* Fake album art colors */
.alb-1 { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }
.alb-2 { background: linear-gradient(135deg, #ff9a9e, #fecfef); }
.alb-3 { background: linear-gradient(135deg, #fbc2eb, #a6c1ee); }
.alb-4 { background: linear-gradient(135deg, #fdcbf1, #e6dee9); }
.song-info h4 { font-size: 1rem; color: var(--text-dark); margin-bottom: 2px; }
.artist-name { font-size: 0.85rem; color: var(--text-mid); }
.track-date { font-size: 0.75rem; color: var(--text-mid); opacity: 0.7; margin-top: 4px; }

/* ——— Music Player ——— */
.album-art-lg {
    width: 220px; height: 220px;
    margin: 10px auto;
    border-radius: 20px;
    background: linear-gradient(135deg, #fbc2eb, #a6c1ee);
    box-shadow: 0 16px 32px rgba(0,0,0,0.1), inset 0 2px 4px rgba(255,255,255,0.5);
    border: 2px solid rgba(255,255,255,0.8);
}
.player-controls {
    display: flex; align-items: center; justify-content: center; gap: 24px;
    margin-top: 24px;
}
.control-btn {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: 1px solid rgba(255,255,255,0.6);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(8px);
}
.control-btn:active { transform: scale(0.9); }
.play-btn {
    width: 64px; height: 64px;
    background: rgba(255,255,255,0.85);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

/* ——— Mood Selection ——— */
.mood-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.mood-bubble {
    aspect-ratio: 1;
    border-radius: 36px;
    background: rgba(255,255,255,0.3);
    border: 2px solid rgba(255,255,255,0.5);
    backdrop-filter: blur(12px);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 12px;
    cursor: pointer;
    transition: var(--transition);
}
.mood-icon { font-size: 2.2rem; transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1); }
.mood-label { font-size: 1rem; font-weight: 600; color: var(--text-dark); }
.mood-bubble:hover .mood-icon { transform: scale(1.15) translateY(-4px); }
.mood-bubble.active {
    background: rgba(255,255,255,0.85);
    border-color: #fff;
    box-shadow: 0 12px 32px rgba(180, 150, 200, 0.3);
}

/* ——— Bottom Glass Nav ——— */
.bottom-nav {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    display: flex; align-items: center; gap: 8px;
    padding: 8px;
    border-radius: 99px;
    background: rgba(255,255,255,0.4);
    border: 1px solid rgba(255,255,255,0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
    z-index: 100;
}
.nav-btn {
    padding: 10px 20px;
    border-radius: 99px;
    border: none; background: transparent;
    color: var(--text-mid);
    font-size: 0.75rem; font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    transition: var(--transition);
}
.nav-btn:hover { color: var(--text-dark); background: rgba(255,255,255,0.3); }
.nav-btn.active {
    background: rgba(255,255,255,0.9);
    color: var(--text-dark);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(44, 41, 51, 0.35);
    font-size: 0.9rem;
    margin: 2px 0;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(44, 41, 51, 0.12);
}

/* ——— SOCIAL ICON ——— */
.social-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* ——— INVITE CODE ——— */
.invite-code-block {
    background: rgba(255, 255, 255, 0.55);
    border: 1.5px dashed rgba(44, 41, 51, 0.18);
    border-radius: 22px;
    padding: 24px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.invite-label {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-mid);
}

.code-text {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: 6px;
    color: var(--text-dark);
}

.bottom-hint {
    text-align: center;
    font-size: 0.85rem;
    color: rgba(44, 41, 51, 0.5);
    padding-top: 16px;
    font-weight: 500;
}

/* ——— PROFILES (Celebrate) ——— */
.profiles-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 10px 0 20px;
}

.profile-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.45);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    min-width: 85px;
}

.user-avatar { font-size: 2rem; }

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
}

.heart-pulse {
    animation: heartbeat 1.4s infinite ease-in-out;
}

.checkmark-anim {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 12px;
    backdrop-filter: blur(8px);
    border: 1.5px solid rgba(255,255,255,0.8);
    animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* ——— BACK BUTTON ——— */
.back-btn {
    position: absolute;
    top: 20px;
    left: 24px;
    border: none;
    background: rgba(255,255,255,0.35);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50px;
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.5);
    z-index: 10;
}

.back-btn:hover {
    background: rgba(255,255,255,0.6);
    transform: translateX(-3px);
}

/* ——— ANIMATIONS ——— */
.fade-in {
    opacity: 0;
    transform: translateY(22px);
    animation: fadeUp 0.7s forwards;
}
.delay-1 { animation-delay: 0.05s; }
.delay-2 { animation-delay: 0.15s; }
.delay-3 { animation-delay: 0.25s; }
.delay-4 { animation-delay: 0.35s; }

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.25); }
}

@keyframes popIn {
    from { transform: scale(0.5); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* ——— RIPPLE ——— */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: rippleAnim 0.6s linear;
    pointer-events: none;
}

@keyframes rippleAnim {
    to { transform: scale(4); opacity: 0; }
}

/* ——— Romantic Quote ——— */
.quote-card {
    padding: 30px;
    max-width: 85%;
    margin: 0 auto;
}
.quote-text {
    font-size: 2.4rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #ff7da7, #b8e2c6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ——— Loading Room ——— */
.loader-bubble {
    width: 120px; height: 120px;
    margin: 0 auto;
    background: rgba(255,255,255,0.4);
    border: 2px solid rgba(255,255,255,0.6);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 16px 40px rgba(180, 150, 200, 0.2);
}
.spinner {
    width: 40px; height: 40px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top: 4px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* ——— Discover Grid ——— */
.discover-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 10px;
}
.discover-item {
    padding: 12px;
    display: flex; flex-direction: column; align-items: center;
    text-align: center;
    gap: 8px;
}
.text-truncate {
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.send-mini-btn {
    margin-top: 8px;
    padding: 6px 16px;
    border-radius: 99px;
    border: 1px solid rgba(255,125,167,0.3);
    background: rgba(255,125,167,0.1);
    color: #d1567b;
    font-size: 0.8rem; font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.send-mini-btn:hover { background: rgba(255,125,167,0.2); }

/* ——— Dev Navigation Menu ——— */
#dev-nav {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}
#dev-nav-select {
    padding: 10px 16px;
    border-radius: 12px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    font-size: 0.85rem;
    cursor: pointer;
    outline: none;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}