/* ═══ SongDiary – Premium Mobile CSS ═══ */
:root {
    --bg: #0B0B14; --bg2: #13131f; --card: rgba(25,25,45,.55);
    --card-border: rgba(255,255,255,.06); --card-hover: rgba(35,35,60,.6);
    --accent: #7c5cfc; --accent2: #fc5c7c; --accent-g: linear-gradient(135deg,#7c5cfc,#fc5c7c);
    --spotify: #1DB954; --text: #fff; --text2: #8888aa; --text3: #555570;
    --radius: 16px; --radius-sm: 10px; --radius-xs: 8px;
    --safe-b: env(safe-area-inset-bottom,0px); --nav-h: 72px;
    --header-h: 64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-tap-highlight-color:transparent}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);
  overflow:hidden;height:100dvh;width:100%;position:fixed;top:0;left:0}
button{border:none;background:none;color:inherit;cursor:pointer;font:inherit}
a{color:var(--accent);text-decoration:none}
input{font:inherit;color:var(--text)}
::-webkit-scrollbar{width:3px}::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:9px}

/* Aurora BG */
.aurora{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.aurora-blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.18;animation:auroraFloat 20s ease-in-out infinite}
.aurora-blob-1{width:340px;height:340px;background:#7c5cfc;top:-10%;left:-10%;animation-delay:0s}
.aurora-blob-2{width:280px;height:280px;background:#fc5c7c;top:50%;right:-15%;animation-delay:-7s}
.aurora-blob-3{width:250px;height:250px;background:#1DB954;bottom:-10%;left:30%;animation-delay:-14s}
@keyframes auroraFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(40px,-30px) scale(1.1)}66%{transform:translate(-30px,40px) scale(.9)}}

/* App Shell */
#app{position:relative;z-index:1;height:100dvh;display:flex;flex-direction:column;max-width:430px;margin:0 auto}

/* Header */
#app-header{height:var(--header-h);padding:0 20px;display:flex;align-items:center;flex-shrink:0;
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:rgba(11,11,20,.7);
  border-bottom:1px solid var(--card-border);position:relative;z-index:10}
.header-content{display:flex;align-items:center;justify-content:space-between;width:100%}
.header-title{font-size:1.25rem;font-weight:700;background:var(--accent-g);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.header-subtitle{font-size:.72rem;color:var(--text2);margin-top:1px}
.icon-btn{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.05);transition:all .2s}
.icon-btn:active{transform:scale(.9);background:rgba(255,255,255,.1)}

/* Main Content */
#main-content{flex:1;overflow:hidden;position:relative}
.view{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;opacity:0;
  transform:translateY(12px);pointer-events:none;transition:opacity .35s,transform .35s;
  -webkit-overflow-scrolling:touch}
.view.active{opacity:1;transform:translateY(0);pointer-events:auto}
.view-scroll{padding:20px 20px calc(var(--nav-h) + var(--safe-b) + 24px)}

/* Bottom Nav */
#bottom-nav{position:absolute;bottom:0;left:0;right:0;height:calc(var(--nav-h) + var(--safe-b));
  padding-bottom:var(--safe-b);display:flex;align-items:center;justify-content:space-around;
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  background:rgba(11,11,20,.8);border-top:1px solid var(--card-border);z-index:20}
.nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 20px;
  position:relative;transition:color .25s;color:var(--text3)}
.nav-item.active{color:var(--text)}
.nav-icon{transition:transform .25s}.nav-item:active .nav-icon{transform:scale(.85)}
.nav-label{font-size:.65rem;font-weight:500;letter-spacing:.02em}
.nav-indicator{position:absolute;top:0;left:50%;width:0;height:2px;border-radius:2px;
  background:var(--accent-g);transform:translateX(-50%);transition:width .3s}
.nav-item.active .nav-indicator{width:24px}

/* ─── Greeting ─── */
.greeting{display:flex;align-items:center;gap:8px;margin-bottom:4px}
.greeting-emoji{font-size:1.5rem}.greeting-text{font-size:1rem;color:var(--text2);font-weight:400}
.date-display{font-size:1.6rem;font-weight:700;margin-bottom:24px;letter-spacing:-.02em}

/* ─── Section Block ─── */
.section-block{margin-bottom:24px}
.section-label{font-size:.8rem;font-weight:600;color:var(--text2);text-transform:uppercase;
  letter-spacing:.06em;margin-bottom:12px;display:flex;align-items:center;gap:6px}
.section-icon{font-size:1rem}
.section-badge{font-size:.65rem;background:var(--accent-g);color:#fff;padding:2px 8px;
  border-radius:20px;font-weight:600;margin-left:auto}

/* ─── Song Card ─── */
.song-card{position:relative;background:var(--card);border:1px solid var(--card-border);
  border-radius:var(--radius);padding:16px;backdrop-filter:blur(12px);
  animation:cardIn .4s ease both;overflow:hidden}
.song-card::before{content:'';position:absolute;inset:0;border-radius:var(--radius);
  background:radial-gradient(ellipse at 30% 0%,rgba(124,92,252,.08),transparent 60%);pointer-events:none}
@keyframes cardIn{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:none}}
.song-card-inner{display:flex;gap:14px;align-items:center;position:relative;z-index:1}
.song-cover-wrap{position:relative;flex-shrink:0}
.song-cover{width:72px;height:72px;border-radius:var(--radius-xs);object-fit:cover;display:block;
  box-shadow:0 4px 20px rgba(0,0,0,.4)}
.song-cover-glow{position:absolute;inset:-8px;border-radius:var(--radius);z-index:-1;
  filter:blur(24px);opacity:.35;background-size:cover;background-position:center}
.song-info{flex:1;min-width:0}
.song-name{font-size:1rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song-artist{font-size:.82rem;color:var(--text2);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song-meta{font-size:.72rem;color:var(--text3);margin-top:4px;display:flex;align-items:center;gap:6px}
.song-actions{display:flex;gap:8px;margin-top:10px}
.song-btn{display:inline-flex;align-items:center;gap:5px;font-size:.72rem;font-weight:600;
  padding:6px 12px;border-radius:20px;transition:all .2s}
.song-btn:active{transform:scale(.94)}
.song-btn-spotify{background:rgba(29,185,84,.15);color:var(--spotify)}
.song-btn-delete{background:rgba(252,92,124,.1);color:var(--accent2)}
.song-btn-detail{background:rgba(124,92,252,.12);color:var(--accent)}

/* Song Card Large (Detail) */
.song-card-lg .song-cover{width:100%;height:auto;aspect-ratio:1;border-radius:var(--radius);max-width:280px;margin:0 auto;display:block}
.song-card-lg .song-cover-glow{inset:-20px;filter:blur(50px);opacity:.3}
.song-card-lg .song-info{text-align:center;margin-top:20px}
.song-card-lg .song-name{font-size:1.4rem;white-space:normal}
.song-card-lg .song-artist{font-size:1rem}
.song-card-lg .song-meta{justify-content:center;font-size:.82rem;margin-top:8px}
.song-card-lg .song-actions{justify-content:center;margin-top:16px}

/* Equalizer Animation */
.eq-bars{display:flex;align-items:flex-end;gap:2px;height:14px}
.eq-bar{width:3px;border-radius:2px;background:var(--accent);animation:eqPulse 1s ease-in-out infinite}
.eq-bar:nth-child(1){height:6px;animation-delay:0s}.eq-bar:nth-child(2){height:10px;animation-delay:.15s}
.eq-bar:nth-child(3){height:8px;animation-delay:.3s}.eq-bar:nth-child(4){height:12px;animation-delay:.45s}
@keyframes eqPulse{0%,100%{transform:scaleY(.4)}50%{transform:scaleY(1)}}

/* ─── Empty State ─── */
.empty-state{text-align:center;padding:32px 16px;background:var(--card);border:1px dashed rgba(255,255,255,.08);
  border-radius:var(--radius);animation:cardIn .4s ease both}
.empty-icon{font-size:2.5rem;margin-bottom:12px}
.empty-text{color:var(--text2);font-size:.85rem;margin-bottom:16px}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;
  background:var(--accent-g);color:#fff;font-weight:600;font-size:.85rem;
  border-radius:var(--radius);transition:all .2s;box-shadow:0 4px 20px rgba(124,92,252,.3)}
.btn-primary:active{transform:scale(.95);box-shadow:0 2px 10px rgba(124,92,252,.2)}

/* ─── Recent List ─── */
.recent-list{display:flex;flex-direction:column;gap:8px}
.recent-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--card);
  border:1px solid var(--card-border);border-radius:var(--radius-sm);
  transition:all .2s;cursor:pointer;animation:cardIn .4s ease both}
.recent-item:active{transform:scale(.98);background:var(--card-hover)}
.recent-cover{width:44px;height:44px;border-radius:var(--radius-xs);object-fit:cover;flex-shrink:0}
.recent-info{flex:1;min-width:0}
.recent-name{font-size:.85rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recent-artist{font-size:.72rem;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recent-date{font-size:.65rem;color:var(--text3);font-weight:500;text-align:right;flex-shrink:0}
.recent-empty{text-align:center;padding:20px;color:var(--text3);font-size:.82rem}

/* ─── Calendar ─── */
.month-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.month-nav-btn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.05);transition:all .2s}
.month-nav-btn:active{transform:scale(.88);background:rgba(255,255,255,.1)}
.month-nav-title{font-size:1.15rem;font-weight:700}
.calendar-wrapper{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);
  padding:14px;margin-bottom:20px;backdrop-filter:blur(12px)}
.calendar-header{display:grid;grid-template-columns:repeat(7,1fr);text-align:center;
  margin-bottom:8px}
.calendar-header span{font-size:.7rem;color:var(--text3);font-weight:600;text-transform:uppercase;padding:6px 0}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-day{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  border-radius:var(--radius-xs);font-size:.82rem;font-weight:500;position:relative;
  transition:all .2s;cursor:pointer;gap:3px}
.cal-day:active{transform:scale(.9)}
.cal-day.empty{pointer-events:none}
.cal-day.today{background:rgba(124,92,252,.15);color:var(--accent);font-weight:700}
.cal-day.has-song::after{content:'';width:5px;height:5px;border-radius:50%;
  background:var(--accent-g);position:absolute;bottom:4px}
.cal-day.selected{background:var(--accent);color:#fff}
.cal-day.selected::after{background:#fff}
.cal-day.other-month{color:var(--text3);opacity:.4}

/* ─── Highlights ─── */
.view-title{font-size:1.5rem;font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:10px}
.view-title-icon{font-size:1.5rem}
.past-highlights{display:flex;flex-direction:column;gap:10px}
.past-hl-item{display:flex;align-items:center;gap:12px;padding:14px;background:var(--card);
  border:1px solid var(--card-border);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s}
.past-hl-item:active{transform:scale(.98)}
.past-hl-cover{width:48px;height:48px;border-radius:var(--radius-xs);object-fit:cover;flex-shrink:0}
.past-hl-info{flex:1;min-width:0}
.past-hl-period{font-size:.65rem;color:var(--accent);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.past-hl-name{font-size:.85rem;font-weight:500;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.past-hl-artist{font-size:.72rem;color:var(--text2)}
.past-hl-type{font-size:.6rem;background:rgba(124,92,252,.12);color:var(--accent);
  padding:3px 8px;border-radius:12px;font-weight:600;flex-shrink:0}

/* ─── Modals ─── */
.modal-overlay{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.5);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  opacity:0;pointer-events:none;transition:opacity .3s;display:flex;align-items:flex-end;justify-content:center}
.modal-overlay.open{opacity:1;pointer-events:auto}
.modal-sheet{width:100%;max-width:430px;max-height:92dvh;background:var(--bg2);
  border-radius:20px 20px 0 0;border:1px solid var(--card-border);border-bottom:none;
  display:flex;flex-direction:column;transform:translateY(100%);transition:transform .35s cubic-bezier(.32,.72,0,1)}
.modal-overlay.open .modal-sheet{transform:translateY(0)}
.modal-sheet-full{max-height:95dvh}
.modal-handle{width:36px;height:4px;border-radius:4px;background:rgba(255,255,255,.15);
  margin:10px auto 0;flex-shrink:0}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px 0}
.modal-title{font-size:1.1rem;font-weight:700}
.modal-close-btn{position:absolute;top:16px;right:16px;z-index:5}

/* Search */
.search-input-wrapper{margin:14px 20px 0;position:relative;display:flex;align-items:center}
.search-icon{position:absolute;left:14px;color:var(--text3)}
.search-input{width:100%;padding:13px 40px 13px 42px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);font-size:.9rem;
  transition:all .2s;outline:none}
.search-input:focus{border-color:var(--accent);background:rgba(124,92,252,.06)}
.search-clear{position:absolute;right:12px;color:var(--text3);padding:4px}
.manual-toggle-wrapper{padding:8px 20px 0;text-align:right}
.manual-toggle{font-size:.72rem;color:var(--text3);display:inline-flex;align-items:center;gap:4px;
  padding:4px 10px;border-radius:var(--radius-xs);transition:all .2s}
.manual-toggle:hover{color:var(--text2);background:rgba(255,255,255,.04)}
.manual-form{padding:12px 20px;display:flex;flex-direction:column;gap:10px}
.manual-input{padding:12px 14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);font-size:.85rem;outline:none;transition:all .2s}
.manual-input:focus{border-color:var(--accent)}
.spotify-badge{display:flex;align-items:center;gap:6px;padding:8px 20px;font-size:.65rem;color:var(--text3)}
.search-results{flex:1;overflow-y:auto;padding:0 20px 20px}
.search-loading,.search-empty,.search-no-results{text-align:center;padding:40px 0;color:var(--text3)}
.search-empty-icon{font-size:2rem;margin-bottom:8px}
.spinner{width:28px;height:28px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--accent);
  border-radius:50%;margin:0 auto 10px;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.search-list{display:flex;flex-direction:column;gap:6px}
.search-result{display:flex;align-items:center;gap:12px;padding:10px;border-radius:var(--radius-sm);
  cursor:pointer;transition:all .2s;border:1px solid transparent}
.search-result:active{transform:scale(.98);background:rgba(124,92,252,.1);border-color:rgba(124,92,252,.2)}
.sr-cover{width:48px;height:48px;border-radius:6px;object-fit:cover;flex-shrink:0}
.sr-info{flex:1;min-width:0}
.sr-name{font-size:.85rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sr-artist{font-size:.72rem;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sr-meta{font-size:.65rem;color:var(--text3);margin-top:2px}
.sr-add{width:32px;height:32px;border-radius:50%;background:var(--accent-g);display:grid;place-items:center;flex-shrink:0;transition:transform .2s}
.sr-add:active{transform:scale(.85)}

/* Detail Modal */
.detail-content{padding:20px;overflow-y:auto;text-align:center}
.detail-cover-wrap{position:relative;width:240px;height:240px;margin:20px auto}
.detail-cover{width:100%;height:100%;border-radius:var(--radius);object-fit:cover;
  box-shadow:0 8px 40px rgba(0,0,0,.5)}
.detail-cover-glow{position:absolute;inset:-20px;filter:blur(50px);opacity:.3;border-radius:50%;
  background-size:cover;background-position:center;z-index:-1}
.detail-info{margin-top:24px}
.detail-name{font-size:1.4rem;font-weight:700}
.detail-artist{font-size:1rem;color:var(--text2);margin-top:4px}
.detail-album{font-size:.82rem;color:var(--text3);margin-top:4px}
.detail-duration{font-size:.82rem;color:var(--text3);margin-top:8px;display:flex;align-items:center;gap:6px;justify-content:center}
.detail-actions{display:flex;gap:10px;justify-content:center;margin-top:24px;flex-wrap:wrap}

/* Settings */
.settings-content{padding:20px}
.settings-item{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.settings-label{font-size:.85rem;font-weight:500}
.settings-value{font-size:.82rem;color:var(--text2)}
.settings-status{display:flex;align-items:center;gap:6px;font-size:.82rem}
.status-dot{width:8px;height:8px;border-radius:50%;background:#555}
.status-dot.online{background:var(--spotify)}.status-dot.offline{background:var(--accent2)}
.settings-info{font-size:.75rem;color:var(--text3);line-height:1.5;padding:8px 0}
.settings-info code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:4px;font-size:.72rem}
.settings-divider{height:1px;background:var(--card-border);margin:8px 0}

/* Toast */
.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-120%);
  z-index:200;display:flex;align-items:center;gap:8px;padding:12px 20px;
  background:var(--bg2);border:1px solid var(--card-border);border-radius:var(--radius);
  box-shadow:0 8px 30px rgba(0,0,0,.4);backdrop-filter:blur(12px);
  transition:transform .4s cubic-bezier(.32,.72,0,1);max-width:90%;font-size:.85rem}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast-icon{font-size:1.1rem}

/* Cover placeholder */
.cover-placeholder{display:grid;place-items:center;background:rgba(255,255,255,.05);color:var(--text3);font-size:1.5rem}

/* Audio Player */
audio::-webkit-media-controls-panel {
    background-color: var(--card);
}
audio::-webkit-media-controls-current-time-display,
audio::-webkit-media-controls-time-remaining-display {
    color: var(--text);
}

/* Lyrics */
.lyrics-text {
    white-space: pre-wrap;
    font-size: 0.85rem;
    color: var(--text);
    text-align: left;
    background: rgba(0, 0, 0, 0.2);
    padding: 16px;
    border-radius: var(--radius-sm);
    line-height: 1.6;
    max-height: 40vh;
    overflow-y: auto;
    border: 1px solid var(--card-border);
}

/* Stagger animations */
.stagger-1{animation-delay:.05s}.stagger-2{animation-delay:.1s}.stagger-3{animation-delay:.15s}
.stagger-4{animation-delay:.2s}.stagger-5{animation-delay:.25s}.stagger-6{animation-delay:.3s}

/* Success animation */
.save-success{animation:successPop .5s ease}
@keyframes successPop{0%{transform:scale(1)}30%{transform:scale(1.03)}100%{transform:scale(1)}}

@media(min-width:431px){
  body{background:#050508}
  #app{border-left:1px solid var(--card-border);border-right:1px solid var(--card-border)}
}