/* ===== PHONE SHOWCASE SECTION ===== */
.app-showcase-section{padding:120px 0;background:radial-gradient(circle at 80% 20%,#f0f4ff,#fff 70%);overflow:hidden}
.showcase-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:100px}
.hint-text{margin-top:15px;font-size:.85rem;color:var(--blue);font-weight:500;opacity:.7}

/* 3D System */
.showcase-visual{display:flex;justify-content:center;align-items:center}
.phone-perspective-container{perspective:1800px;position:relative;--rx:0deg;--ry:0deg;--tx:0px;--ty:0px}
.phone-3d-body{width:300px;height:630px;position:relative;transform-style:preserve-3d;transform:rotateX(var(--rx)) rotateY(var(--ry)) translateX(var(--tx)) translateY(var(--ty));transition:transform .15s ease-out;cursor:default}

/* Titanium Frame */
.phone-frame-realistic{width:100%;height:100%;background:linear-gradient(160deg,#1c1c1e,#000);border-radius:54px;padding:10px;position:relative;z-index:5;transform:translateZ(18px);box-shadow:inset 0 0 3px 1px rgba(255,255,255,.15),inset 0 0 0 1px rgba(255,255,255,.08),0 30px 60px rgba(0,0,0,.25)}
.frame-highlight{position:absolute;border-radius:20px}
.frame-highlight.top{top:-2px;left:50px;right:50px;height:3px;background:linear-gradient(90deg,transparent,#555,transparent)}
.frame-highlight.bottom{bottom:-2px;left:50px;right:50px;height:3px;background:linear-gradient(90deg,transparent,#444,transparent)}
.frame-highlight.left{left:-2px;top:50px;bottom:50px;width:3px;background:linear-gradient(180deg,transparent,#555,transparent)}
.frame-highlight.right{right:-2px;top:50px;bottom:50px;width:3px;background:linear-gradient(180deg,transparent,#555,transparent)}

/* Buttons */
.hw-btn{position:absolute;background:linear-gradient(90deg,#222,#111);border:1px solid #333;border-radius:2px;z-index:4}
.silent-sw{left:-4px;top:90px;width:4px;height:28px}
.vol-up{left:-4px;top:140px;width:4px;height:50px}
.vol-down{left:-4px;top:200px;width:4px;height:50px}
.pwr{right:-4px;top:170px;width:4px;height:85px}

/* Screen */
.screen-bezel{width:100%;height:100%;background:#000;border-radius:46px;padding:8px;overflow:hidden;position:relative}
.phone-screen-glass{width:100%;height:100%;background:#f7f8fc;border-radius:40px;position:relative;overflow:hidden}
.screen-reflection{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.22) 0%,transparent 45%);pointer-events:none;z-index:100;mix-blend-mode:overlay}

/* Dynamic Island */
.dynamic-island{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:85px;height:26px;background:#000;border-radius:20px;z-index:200;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .5s cubic-bezier(.19,1,.22,1);overflow:hidden}
.di-cam{width:8px;height:8px;background:radial-gradient(#1a1a2e,#000);border-radius:50%;border:1px solid #222;flex-shrink:0}
.di-dot{width:4px;height:4px;background:#0a0a0a;border-radius:50%;flex-shrink:0}
.di-label{font-size:9px;color:#fff;font-weight:700;opacity:0;white-space:nowrap;transition:opacity .3s .2s;flex-shrink:0}
.phone-perspective-container:hover .dynamic-island{width:140px}
.phone-perspective-container:hover .di-label{opacity:1}

/* ===== APP ROOT ===== */
.app-root{width:100%;height:100%;display:flex;flex-direction:column;background:#f7f8fc;transform:translateZ(10px);transition:transform .15s ease-out}

/* iOS Status Bar */
.ios-status{padding:14px 24px 6px;display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:700;color:#000}
.ios-right{display:flex;align-items:center;gap:5px}
.sig{display:flex;align-items:flex-end;gap:1px;height:10px}
.sig i{display:block;width:3px;background:#000;border-radius:1px}
.sig i:nth-child(1){height:3px}.sig i:nth-child(2){height:5px}.sig i:nth-child(3){height:7px}.sig i:nth-child(4){height:10px}
.wifi-i{color:#000}
.batt{width:22px;height:11px;border:1.5px solid #000;border-radius:3px;position:relative;display:flex;align-items:center;padding:1px}
.batt-fill{width:75%;height:100%;background:#000;border-radius:1px}
.batt-tip{position:absolute;right:-3px;width:2px;height:5px;background:#000;border-radius:0 1px 1px 0}

/* App Header */
.app-header{padding:8px 20px 4px}
.app-greeting{font-size:.7rem;color:#94a3b8;font-weight:600}
.app-title{font-size:1.15rem;font-weight:800;color:#0f172a;font-family:'Space Grotesk',sans-serif}

/* Tabs */
.app-tabs{display:flex;gap:0;padding:0 20px;margin:10px 0 0;border-bottom:1px solid #e2e8f0}
.app-tab{background:none;border:none;padding:8px 12px;font-size:.7rem;font-weight:700;color:#94a3b8;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s;font-family:inherit}
.app-tab.active{color:var(--blue);border-bottom-color:var(--blue)}

/* App Body */
.app-body{flex:1;overflow:hidden;position:relative}
.tab-panel{display:none;padding:14px 20px;height:100%;overflow-y:auto;animation:fadeTab .3s ease}
.tab-panel.active{display:block}
@keyframes fadeTab{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* KPI Cards */
.kpi-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.kpi-card{background:#fff;border-radius:16px;padding:12px;box-shadow:0 2px 10px rgba(0,0,0,.04);position:relative}
.kpi-val{font-size:1.1rem;font-weight:800;color:#0f172a;font-family:'Space Grotesk',sans-serif}
.kpi-lbl{font-size:.6rem;color:#94a3b8;margin-top:2px;font-weight:600}
.kpi-badge{position:absolute;top:10px;right:10px;font-size:.55rem;font-weight:800;padding:2px 6px;border-radius:8px}
.kpi-badge.up{background:#dcfce7;color:#16a34a}

/* Interactive Line Chart */
.chart-card{background:#fff;border-radius:16px;padding:12px;box-shadow:0 2px 10px rgba(0,0,0,.04);margin-bottom:12px;position:relative}
.chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.chart-header span{font-size:.7rem;font-weight:700;color:#0f172a}
.chart-period{color:#94a3b8 !important;font-weight:600 !important}
.line-chart{width:100%;height:80px;overflow:visible}
.chart-tooltip{position:absolute;background:#0f172a;color:#fff;padding:4px 8px;border-radius:6px;font-size:.6rem;font-weight:700;pointer-events:none;opacity:0;transition:opacity .2s;z-index:10;white-space:nowrap}

/* Quick Actions */
.qa-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.qa-item{text-align:center;cursor:pointer;transition:transform .2s}
.qa-item:hover{transform:translateY(-3px)}
.qa-ic{width:40px;height:40px;margin:0 auto 5px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.qa-item span{font-size:.6rem;font-weight:700;color:#64748b}

/* Analytics Tab */
.mini-chart-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.mini-chart-card{background:#fff;border-radius:16px;padding:12px;box-shadow:0 2px 10px rgba(0,0,0,.04)}
.mc-label{font-size:.6rem;color:#94a3b8;font-weight:600}
.mc-val{font-size:1rem;font-weight:800;color:#0f172a;margin:3px 0}
.mc-bar{height:5px;background:#e2e8f0;border-radius:4px;overflow:hidden}
.mc-fill{height:100%;background:var(--blue);border-radius:4px;transition:width 1s ease}
.mc-fill.green{background:#16a34a}

/* Bar Chart */
.bar-chart{display:flex;align-items:flex-end;justify-content:space-between;height:90px;padding:8px 0}
.b-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}
.b-bar{width:18px;height:var(--h);background:#e2e8f0;border-radius:6px;font-size:.55rem;color:#94a3b8;display:flex;align-items:flex-end;justify-content:center;padding-bottom:4px;transition:all .4s ease;cursor:pointer}
.b-bar:hover,.b-bar.hi{background:var(--blue);color:#fff}

/* Donut Chart */
.donut-row{display:flex;align-items:center;gap:12px;background:#fff;border-radius:16px;padding:12px;box-shadow:0 2px 10px rgba(0,0,0,.04)}
.donut{width:55px;height:55px;flex-shrink:0}
.donut-seg{transition:stroke-dasharray 1s ease}
.donut-val{font-size:1rem;font-weight:800;color:#0f172a}
.donut-lbl{font-size:.6rem;color:#94a3b8;font-weight:600}

/* Activity Feed */
.feed-list{display:flex;flex-direction:column;gap:8px}
.feed-item{display:flex;align-items:center;gap:10px;background:#fff;padding:10px 12px;border-radius:14px;box-shadow:0 2px 8px rgba(0,0,0,.03);animation:slideIn .4s ease both}
.feed-item:nth-child(2){animation-delay:.1s}.feed-item:nth-child(3){animation-delay:.2s}.feed-item:nth-child(4){animation-delay:.3s}.feed-item:nth-child(5){animation-delay:.4s}
@keyframes slideIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}
.feed-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.feed-dot.green{background:#16a34a}.feed-dot.blue{background:var(--blue)}.feed-dot.orange{background:#f97316}
.feed-body{flex:1;min-width:0}
.feed-body strong{display:block;font-size:.7rem;color:#0f172a}
.feed-body span{font-size:.6rem;color:#94a3b8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}
.feed-time{font-size:.6rem;color:#94a3b8;font-weight:700;flex-shrink:0}

/* Bottom Navbar */
.app-navbar{display:flex;justify-content:space-around;align-items:center;height:65px;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);border-top:1px solid rgba(0,0,0,.05);padding:0 5px 8px}
.nb{display:flex;flex-direction:column;align-items:center;gap:2px;color:#94a3b8;cursor:pointer;transition:color .2s}
.nb span{font-size:.5rem;font-weight:600}
.nb.active{color:var(--blue)}
.nb-plus{width:32px;height:32px;background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:300;box-shadow:0 4px 12px rgba(0,102,255,.3)}
.nb-avatar{width:20px;height:20px;border:2px solid #cbd5e1;border-radius:50%;background:#e2e8f0}
.home-bar{width:100px;height:4px;background:#000;border-radius:4px;margin:0 auto 6px;opacity:.15}

/* 3D Depth */
.phone-depth-layer{position:absolute;top:0;left:0;width:100%;height:100%;background:#111;border-radius:54px;transform:translateZ(-10px);box-shadow:inset 0 0 40px rgba(0,0,0,.7)}
.phone-shadow-floor{position:absolute;bottom:-50px;left:12%;width:76%;height:35px;background:rgba(0,0,0,.12);filter:blur(25px);border-radius:50%}

/* Stats Row Styling */
.stats-row{display:flex;gap:30px;margin:35px 0;border-left:2px solid var(--blue);padding-left:25px}
.stat-item{display:flex;flex-direction:column}
.stat-val{font-size:1.8rem;font-weight:800;color:var(--navy);font-family:'Space Grotesk',sans-serif;line-height:1}
.stat-label{font-size:.85rem;color:#64748b;font-weight:600;margin-top:5px}

/* Enhanced Buttons & Frame */
.hw-btn{transition:all .2s ease}
.hw-btn:active{transform:scale(0.9) translateX(1px)}
.pwr:active{transform:scale(0.9) translateX(-1px)}

/* 3D System Refinement */
.phone-3d-body{will-change:transform}
.screen-bezel{box-shadow:inset 0 0 10px rgba(0,0,0,0.8)}

/* Quick Actions Polish */
.qa-item:hover .qa-ic{background:var(--blue);color:#fff;box-shadow:0 8px 15px rgba(0,102,255,0.25);transform:scale(1.05)}

/* Responsive */
@media(max-width:1000px){
  .showcase-grid{grid-template-columns:1fr;text-align:center;gap:60px}
  .stats-row{justify-content:center;border-left:none;border-bottom:2px solid var(--blue);padding-left:0;padding-bottom:20px}
  .showcase-btns{display:flex;flex-direction:column;align-items:center}
  .phone-3d-body{width:270px;height:570px;margin:0 auto}
}

@media(max-width:480px){
  .stats-row{gap:15px}
  .stat-val{font-size:1.4rem}
  .stat-label{font-size:0.75rem}
}