/* ═══════════════════════════════════════════════════
   FAST3D DESIGN SYSTEM v5.0 (Full Code)
═══════════════════════════════════════════════════ */
:root {
    color-scheme: dark;
    --bg-base:      #000000;
    --bg-raised:    #0A0A0A;
    --bg-overlay:   #111111;
    --bg-sunken:    #080808;
    --bg-muted:     #141414;
    --surface-1:    #0D0D0D;
    --surface-2:    #131313;
    --surface-3:    #1A1A1A;
    --surface-4:    #222222;
    --border-subtle:  rgba(255,255,255,0.05);
    --border-default: rgba(255,255,255,0.08);
    --border-strong:  rgba(255,255,255,0.12);
    --border-accent:  rgba(255,85,0,0.35);
    --border-info:    rgba(0,207,255,0.30);
    --text-primary:   #F0F0F0;
    --text-secondary: #A0A0A0; /* Đã tăng độ sáng so với #888888 cũ */
    --text-tertiary:  #666666; /* Đã tăng độ sáng so với #4A4A4A cũ */
    --text-code:      #C9D1D9;
    --orange:         #FF5500;
    --orange-dim:     #CC4400;
    --orange-glow:    rgba(255,85,0,0.15);
    --orange-subtle:  rgba(255,85,0,0.08);
    --orange-mid:     rgba(255,85,0,0.18);
    --orange-ring:    0 0 0 1px rgba(255,85,0,0.50), 0 0 0 3px rgba(255,85,0,0.12);
    --blue:           #00CFFF;
    --blue-dim:       #00A8D4;
    --blue-glow:      rgba(0,207,255,0.12);
    --blue-subtle:    rgba(0,207,255,0.06);
    --blue-mid:       rgba(0,207,255,0.18);
    --blue-ring:      0 0 0 1px rgba(0,207,255,0.45), 0 0 0 3px rgba(0,207,255,0.10);
    --status-success: #22C55E;
    --status-warning: #F59E0B;
    --status-error:   #EF4444;
    --status-neutral: #555555;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    --space-1:  8px; --space-2:  16px; --space-3:  24px; --space-4:  32px; --space-5:  40px; --space-6:  48px;
    --radius-sm: 4px; --radius: 6px; --radius-lg: 8px; --radius-xl: 12px;
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-expo-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg-base); color: var(--text-secondary); font-family: var(--font-sans);
    font-size: 14px; line-height: 1.5; min-height: 100vh; display: flex; flex-direction: column;
    align-items: center; overflow-x: hidden; position: relative; -webkit-font-smoothing: antialiased;
}

.particle-canvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 1; }
.bg-grid { position: fixed; inset: 0; z-index: 0; background-image: linear-gradient(rgba(0,207,255,0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(0,207,255,0.022) 1px, transparent 1px); background-size: 64px 64px; mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%); pointer-events: none; }
.bg-grid-fine { position: fixed; inset: 0; z-index: 0; background-image: linear-gradient(rgba(0,207,255,0.006) 1px, transparent 1px), linear-gradient(90deg, rgba(0,207,255,0.006) 1px, transparent 1px); background-size: 16px 16px; pointer-events: none; }
.bg-ambient { position: fixed; inset: 0; z-index: 0; background: radial-gradient(ellipse 55% 45% at 8% 12%, rgba(255,85,0,0.07) 0%, transparent 60%), radial-gradient(ellipse 50% 50% at 92% 85%, rgba(0,207,255,0.08) 0%, transparent 55%), radial-gradient(ellipse 70% 40% at 50% 115%, rgba(0,207,255,0.04) 0%, transparent 50%); pointer-events: none; animation: ambientShift 18s ease-in-out infinite alternate; }
@keyframes ambientShift { 0% { opacity: 1; } 50% { opacity: 0.7; } 100% { opacity: 1; } }
.scanlines { position: fixed; inset: 0; z-index: 1; background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,0.03) 3px, rgba(0,0,0,0.03) 4px); pointer-events: none; opacity: 0.6; }
.vignette { position: fixed; inset: 0; z-index: 1; background: radial-gradient(ellipse 90% 90% at 50% 50%, transparent 40%, rgba(0,0,0,0.80) 100%); pointer-events: none; }
.noise { position: fixed; inset: 0; z-index: 1; opacity: 0.025; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); background-size: 200px 200px; pointer-events: none; }

.header-strip { width: 100%; height: 72px; background: rgba(0,0,0,0.94); backdrop-filter: blur(24px); border-bottom: 1px solid var(--border-default); padding: 0 var(--space-4); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--space-3); position: sticky; top: 0; z-index: 100; overflow: hidden; }
.header-strip::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent 0%, var(--orange) 25%, var(--blue) 75%, transparent 100%); background-size: 300% 100%; animation: headerFlow 8s linear infinite; opacity: 0.7; }
@keyframes headerFlow { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.header-strip::after { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--orange), transparent); opacity: 0.9; }

.logo { display: flex; align-items: center; gap: 12px; user-select: none; text-decoration: none; }
.logo-img { height: 48px; width: auto; object-fit: contain; display: block; flex-shrink: 0; filter: drop-shadow(0 0 8px rgba(255,85,0,0.45)) drop-shadow(0 0 18px rgba(0,207,255,0.25)); transition: filter 300ms var(--ease-out); }
.logo:hover .logo-img { filter: drop-shadow(0 0 14px rgba(255,85,0,0.65)) drop-shadow(0 0 28px rgba(0,207,255,0.35)); }
.logo-ver { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 2px; border: 1px solid var(--border-default); padding: 2px 7px; border-radius: 3px; background: var(--bg-sunken); transition: border-color 150ms var(--ease-out), color 150ms var(--ease-out); }
.logo:hover .logo-ver { border-color: var(--border-strong); color: var(--text-secondary); }

.header-center { display: flex; justify-content: center; }
.header-breadcrumb { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 3px; text-transform: uppercase; transition: color 300ms var(--ease-out); }
.header-right { display: flex; align-items: center; gap: var(--space-3); justify-content: flex-end; }
.header-time { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); letter-spacing: 1.5px; font-feature-settings: 'tnum' 1; }
.sys-status { display: flex; align-items: center; }
.status-pill { display: flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 10px; color: rgba(34,197,94,0.85); letter-spacing: 2px; text-transform: uppercase; background: rgba(34,197,94,0.05); border: 1px solid rgba(34,197,94,0.18); padding: 5px 12px; border-radius: var(--radius-sm); }
.dot { width: 5px; height: 5px; border-radius: 50%; background: var(--status-success); box-shadow: 0 0 6px var(--status-success), 0 0 10px rgba(34,197,94,0.4); animation: dotPulse 2.8s var(--ease-in-out) infinite; flex-shrink: 0; }
@keyframes dotPulse { 0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--status-success), 0 0 14px rgba(34,197,94,0.45); } 50% { opacity: 0.5; box-shadow: 0 0 3px var(--status-success); } }

.main { width: 100%; max-width: 1020px; padding: var(--space-4) var(--space-4) 110px; display: flex; flex-direction: column; gap: var(--space-2); position: relative; z-index: 10; }
.section-pane { display: none; flex-direction: column; gap: var(--space-2); }
.section-pane.active { display: flex; animation: paneIn 0.45s var(--ease-expo-out) both; }
@keyframes paneIn { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }

.portal-header { display: flex; flex-direction: column; align-items: center; padding: var(--space-3) 0 var(--space-1); gap: 10px; text-align: center; }
.portal-eyebrow { font-family: var(--font-mono); font-size: 10px; letter-spacing: 5px; color: var(--orange); text-transform: uppercase; opacity: 0.75; }
.portal-title { font-family: var(--font-sans); font-weight: 600; font-size: clamp(28px, 5vw, 48px); letter-spacing: -0.025em; color: var(--text-primary); line-height: 1.0; text-align: center; }
.portal-title span { -webkit-text-stroke: 1px rgba(0,207,255,0.55); color: transparent; background: linear-gradient(135deg, rgba(0,207,255,0.9), rgba(0,207,255,0.4)); -webkit-background-clip: text; background-clip: text; filter: drop-shadow(0 0 20px rgba(0,207,255,0.25)); }
.portal-sub { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 3px; text-transform: uppercase; }
.divider { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, var(--border-strong), transparent); margin: var(--space-1) 0; }

.portal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.portal-corner { position: absolute; width: 14px; height: 14px; z-index: 2; pointer-events: none; transition: opacity 300ms var(--ease-out), width 300ms var(--ease-expo-out), height 300ms var(--ease-expo-out); opacity: 0.4; }
.portal-corner-tl { top: 8px; left: 8px; border-top: 1.5px solid; border-left: 1.5px solid; }
.portal-corner-tr { top: 8px; right: 8px; border-top: 1.5px solid; border-right: 1.5px solid; }
.portal-corner-bl { bottom: 8px; left: 8px; border-bottom: 1.5px solid; border-left: 1.5px solid; }
.portal-corner-br { bottom: 8px; right: 8px; border-bottom: 1.5px solid; border-right: 1.5px solid; }
.order-card .portal-corner { border-color: var(--orange); }
.track-card .portal-corner { border-color: var(--blue); }
.portal-card:hover .portal-corner { opacity: 1; width: 20px; height: 20px; }

.portal-card { position: relative; background: var(--surface-2); border: 1px solid var(--border-default); border-radius: var(--radius-xl); padding: var(--space-5) var(--space-4) var(--space-4); text-align: center; cursor: pointer; transition: transform 350ms var(--ease-spring), border-color 220ms var(--ease-out), box-shadow 300ms var(--ease-out), background-color 220ms var(--ease-out); display: flex; flex-direction: column; align-items: center; gap: var(--space-2); overflow: hidden; min-height: 280px; justify-content: space-between; }
.portal-card-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; border-radius: inherit; opacity: 0; transition: opacity 350ms var(--ease-out); }
.order-card .portal-card-bg { background: radial-gradient(ellipse 70% 60% at 50% 110%, rgba(255,85,0,0.12), transparent 65%), radial-gradient(ellipse 40% 30% at 10% 10%, rgba(255,85,0,0.05), transparent 50%); }
.track-card .portal-card-bg { background: radial-gradient(ellipse 70% 60% at 50% 110%, rgba(0,207,255,0.11), transparent 65%), radial-gradient(ellipse 40% 30% at 90% 10%, rgba(0,207,255,0.05), transparent 50%); }
.portal-card:hover .portal-card-bg { opacity: 1; }
.portal-card::before { content: ''; position: absolute; inset: -1px; border-radius: inherit; z-index: 0; pointer-events: none; opacity: 0; transition: opacity 300ms var(--ease-out); }
.order-card::before { background: linear-gradient(145deg, rgba(255,85,0,0.5) 0%, transparent 40%, rgba(0,207,255,0.25) 100%); }
.track-card::before { background: linear-gradient(145deg, rgba(0,207,255,0.45) 0%, transparent 40%, rgba(255,85,0,0.22) 100%); }
.portal-card:hover::before { opacity: 1; }
.portal-card > *:not(.portal-card-bg):not(.portal-corner):not(::before) { position: relative; z-index: 1; }

.portal-icon-wrap { width: 72px; height: 72px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 4px; transition: box-shadow 300ms var(--ease-out), transform 350ms var(--ease-spring), border-color 250ms var(--ease-out); position: relative; z-index: 1; }
.order-card .portal-icon-wrap { background: linear-gradient(145deg, rgba(255,85,0,0.10), rgba(255,85,0,0.03)); border: 1px solid rgba(255,85,0,0.22); }
.track-card .portal-icon-wrap { background: linear-gradient(145deg, rgba(0,207,255,0.10), rgba(0,207,255,0.03)); border: 1px solid rgba(0,207,255,0.22); }
.portal-card:hover .portal-icon-wrap { transform: scale(1.10) translateY(-2px); }
.order-card:hover .portal-icon-wrap { box-shadow: 0 0 0 6px rgba(255,85,0,0.07), 0 12px 32px rgba(255,85,0,0.18); border-color: rgba(255,85,0,0.45); }
.track-card:hover .portal-icon-wrap { box-shadow: 0 0 0 6px rgba(0,207,255,0.06), 0 12px 32px rgba(0,207,255,0.16); border-color: rgba(0,207,255,0.40); }
.portal-icon-wrap svg { width: 30px; height: 30px; }
.order-card .portal-icon-wrap svg { color: var(--orange); filter: drop-shadow(0 0 10px rgba(255,85,0,0.55)); }
.track-card .portal-icon-wrap svg { color: var(--blue); filter: drop-shadow(0 0 10px rgba(0,207,255,0.50)); }

.portal-content { display: flex; flex-direction: column; align-items: center; gap: 6px; position: relative; z-index: 1; }
.portal-label { font-family: var(--font-sans); font-weight: 600; font-size: 15px; letter-spacing: -0.01em; color: var(--text-primary); }
.portal-desc { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 2px; text-transform: uppercase; }

.portal-footer { display: flex; align-items: center; justify-content: space-between; width: 100%; padding-top: var(--space-2); border-top: 1px solid var(--border-subtle); position: relative; z-index: 1; margin-top: auto; transition: border-color 250ms var(--ease-out); }
.order-card:hover .portal-footer { border-color: rgba(255,85,0,0.20); }
.track-card:hover .portal-footer { border-color: rgba(0,207,255,0.18); }
.portal-tag { display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-tertiary); transition: color 250ms var(--ease-out); }
.order-card:hover .portal-tag { color: var(--orange); }
.track-card:hover .portal-tag { color: var(--blue); }
.portal-tag-dot { width: 4px; height: 4px; border-radius: 50%; flex-shrink: 0; }
.portal-tag .portal-tag-dot { background: var(--orange); }
.track-tag .portal-tag-dot { background: var(--blue); }

.portal-arrow { width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 1px solid var(--border-default); background: var(--bg-sunken); transition: transform 250ms var(--ease-spring), border-color 250ms var(--ease-out), background-color 250ms var(--ease-out), box-shadow 250ms var(--ease-out); }
.portal-arrow svg { width: 14px; height: 14px; color: var(--text-tertiary); transition: color 250ms var(--ease-out); }
.order-card:hover .portal-arrow { transform: translateX(4px); border-color: rgba(255,85,0,0.40); background: var(--orange-subtle); box-shadow: 0 0 14px rgba(255,85,0,0.18); }
.order-card:hover .portal-arrow svg { color: var(--orange); }
.track-card:hover .portal-arrow { transform: translateX(4px); border-color: rgba(0,207,255,0.35); background: var(--blue-subtle); box-shadow: 0 0 14px rgba(0,207,255,0.14); }
.track-card:hover .portal-arrow svg { color: var(--blue); }

.portal-scan-line { position: absolute; left: 0; right: 0; height: 1.5px; z-index: 3; pointer-events: none; top: -5%; background: linear-gradient(90deg, transparent 0%, rgba(255,85,0,0.6) 50%, transparent 100%); opacity: 0; filter: blur(0.5px); transform: translateY(0); animation: none; }
.order-card .portal-scan-line { background: linear-gradient(90deg, transparent 0%, rgba(255,85,0,0.6) 50%, transparent 100%); }
.track-card .portal-scan-line { background: linear-gradient(90deg, transparent 0%, rgba(0,207,255,0.6) 50%, transparent 100%); }
.portal-card:hover .portal-scan-line { opacity: 1; animation: scanDown 2.5s linear infinite; }
@keyframes scanDown { from { top: -5%; } to { top: 105%; } }
.portal-card:hover { transform: translateY(-6px) scale(1.008); box-shadow: 0 28px 70px rgba(0,0,0,0.65), 0 0 0 1px rgba(255,255,255,0.04) inset; }
.order-card:hover { border-color: rgba(255,85,0,0.32); }
.track-card:hover { border-color: rgba(0,207,255,0.28); }
.portal-card:active { transform: translateY(-2px) scale(0.999); }

.notice { display: flex; align-items: flex-start; gap: 10px; background: rgba(0,207,255,0.03); border: 1px solid var(--border-info); border-left: 2px solid var(--blue); border-radius: var(--radius); padding: 12px var(--space-3); font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); line-height: 1.8; letter-spacing: 0.3px; }
.notice-icon { flex-shrink: 0; margin-top: 1px; color: var(--blue); opacity: 0.8; }
.notice-body strong { color: var(--blue); font-weight: 600; }

.btn-back { display: inline-flex; align-items: center; gap: 7px; background: transparent; border: 1px solid var(--border-default); color: var(--text-tertiary); font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 2px; padding: 7px 14px; border-radius: var(--radius-sm); cursor: pointer; transition: border-color 150ms var(--ease-out), color 150ms var(--ease-out), background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); width: fit-content; }
.btn-back:hover { border-color: rgba(0,207,255,0.35); color: var(--blue); background: var(--blue-subtle); box-shadow: 0 0 12px var(--blue-glow); }

.card { background: var(--surface-2); border: 1px solid var(--border-default); border-radius: var(--radius-lg); overflow: hidden; position: relative; transition: border-color 200ms var(--ease-out); }
.card:hover { border-color: var(--border-strong); }
.card-head { padding: 11px var(--space-3); border-bottom: 1px solid var(--border-subtle); display: flex; align-items: center; gap: 12px; background: rgba(0,0,0,0.30); position: relative; }
.card-head::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--orange), transparent); }
.card-num { font-family: var(--font-mono); font-size: 10px; color: var(--orange); letter-spacing: 1px; background: var(--orange-subtle); border: 1px solid rgba(255,85,0,0.18); padding: 2px 7px; border-radius: 3px; min-width: 34px; text-align: center; font-feature-settings: 'tnum' 1; }
.card-head-title { font-family: var(--font-sans); font-weight: 500; font-size: 12px; color: var(--text-secondary); letter-spacing: 2.5px; text-transform: uppercase; }
.card-body { padding: var(--space-3); }

.input-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-family: var(--font-mono); font-size: 10px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 2px; display: flex; align-items: center; gap: 6px; }
.field label svg { color: var(--orange); opacity: 0.7; flex-shrink: 0; }
.field input, .search-wrap input { background: var(--bg-sunken); border: 1px solid var(--border-default); border-radius: var(--radius-sm); color: var(--text-primary); font-family: var(--font-mono); font-size: 13px; padding: 10px 13px; outline: none; width: 100%; transition: border-color 150ms var(--ease-out), background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); caret-color: var(--blue); font-feature-settings: 'tnum' 1; }
.field input:focus, .search-wrap input:focus { border-color: rgba(0,207,255,0.50); background: rgba(0,207,255,0.03); box-shadow: var(--blue-ring); }
.field input::placeholder, .search-wrap input::placeholder { color: var(--text-tertiary); font-size: 12px; }

.option-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.opt-btn { position: relative; background: var(--bg-sunken); border: 1px solid var(--border-default); border-radius: var(--radius); color: var(--text-secondary); font-family: var(--font-sans); font-weight: 500; font-size: 11px; letter-spacing: 1px; text-transform: uppercase; padding: 18px 8px 16px; cursor: pointer; transition: border-color 150ms var(--ease-out), background-color 150ms var(--ease-out), color 150ms var(--ease-out), box-shadow 200ms var(--ease-out), transform 150ms var(--ease-out); display: flex; flex-direction: column; align-items: center; gap: 10px; line-height: 1.3; overflow: hidden; }
.opt-btn::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1.5px; background: var(--orange); transform: scaleX(0); transition: transform 250ms var(--ease-out); transform-origin: left; }
.opt-btn:hover::after, .opt-btn.active::after { transform: scaleX(1); }
.opt-btn:hover { border-color: rgba(255,85,0,0.30); color: var(--text-primary); background: var(--orange-subtle); transform: translateY(-1px); }
.opt-btn.active { border-color: rgba(255,85,0,0.35); background: var(--orange-subtle); color: var(--text-primary); box-shadow: 0 0 18px rgba(255,85,0,0.06); }
.opt-icon-svg { width: 26px; height: 26px; display: flex; align-items: center; justify-content: center; color: var(--text-tertiary); transition: color 150ms var(--ease-out), filter 150ms var(--ease-out); }
.opt-icon-svg svg { width: 22px; height: 22px; }
.opt-btn:hover .opt-icon-svg, .opt-btn.active .opt-icon-svg { color: var(--orange); filter: drop-shadow(0 0 6px rgba(255,85,0,0.45)); }

.service-block { display: none; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-2); text-align: center; margin-top: var(--space-2); background: rgba(0,207,255,0.02); border: 1px solid var(--border-info); border-radius: var(--radius); animation: paneIn 0.35s var(--ease-expo-out); }
.service-block.show { display: flex; }
.qr-box { padding: 8px; background: #fff; border-radius: var(--radius); border: 1px solid var(--blue); }
.qr-box img { width: 140px; height: 140px; display: block; }
.service-block p { font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); line-height: 1.75; max-width: 320px; }
.service-block p strong { color: var(--blue); }
.service-find-icon { color: var(--blue); opacity: 0.7; }
.model-links { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 4px; margin-bottom: 4px; }
.service-cta { display: inline-flex; align-items: center; gap: 7px; background: var(--blue-subtle); border: 1px solid rgba(0,207,255,0.25); color: var(--blue); font-family: var(--font-mono); font-size: 10px; letter-spacing: 1.5px; padding: 9px 16px; border-radius: var(--radius-sm); text-decoration: none; transition: background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out), border-color 150ms var(--ease-out); margin-top: 4px; cursor: pointer; }
.service-cta:hover { background: var(--blue-mid); box-shadow: 0 0 16px var(--blue-glow); border-color: rgba(0,207,255,0.40); }

#secUpload { display: none; margin-top: var(--space-2); }
#secUpload.show { display: block; animation: paneIn 0.35s var(--ease-expo-out); }

/* Material Selector */
.material-selector { margin-bottom: 20px; }
.material-selector-label { display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; font-weight: 600; letter-spacing: 1.5px; color: var(--text-secondary); text-transform: uppercase; margin-bottom: 10px; }
.material-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
@media (max-width: 640px) { .material-grid { grid-template-columns: repeat(2, 1fr); } }
.material-card input[type="radio"] { display: none; }
.material-card { display: block; cursor: pointer; border-radius: var(--radius-lg); border: 1px solid var(--border-default); background: var(--surface-2); transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease; position: relative; overflow: hidden; user-select: none; }
.material-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.015) 0%, transparent 60%); pointer-events: none; opacity: 0; transition: opacity 0.2s; }
.material-card:not(.material-card--disabled):hover { border-color: var(--border-strong); transform: translateY(-1px); }
.material-card:not(.material-card--disabled):hover::before { opacity: 1; }
.material-card:has(input[type="radio"]:checked), .material-card.is-selected { border-color: var(--orange); background: var(--orange-subtle); }
.material-check { display: flex; align-items: center; justify-content: center; width: 16px; height: 16px; border-radius: 50%; border: 1px solid var(--border-default); color: transparent; flex-shrink: 0; transition: border-color 0.15s, background 0.15s, color 0.15s; }
.material-card:has(input[type="radio"]:checked) .material-check, .material-card.is-selected .material-check { background: var(--orange); border-color: var(--orange); color: #fff; }
.material-card--disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.material-card--disabled .material-name { text-decoration: line-through; }
.material-coming { font-family: var(--font-mono); font-size: 9px; font-weight: 600; letter-spacing: 1px; color: var(--text-secondary); background: rgba(255,255,255,0.05); border: 1px solid var(--border-default); border-radius: 3px; padding: 1px 5px; flex-shrink: 0; }
.material-card-inner { padding: 10px 12px 10px; display: flex; flex-direction: column; gap: 4px; }
.material-card-top { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-bottom: 2px; }
.material-name { font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: 1px; color: var(--text-primary); }
.material-price { font-family: var(--font-mono); font-size: 15px; font-weight: 600; color: var(--orange); line-height: 1; }
.material-card:has(input[type="radio"]:checked) .material-price, .material-card.is-selected .material-price { color: var(--orange); text-shadow: 0 0 10px rgba(255, 85, 0, 0.4); }
.material-unit { font-size: 10px; font-weight: 400; color: var(--text-secondary); margin-left: 1px; }
.material-desc { font-family: var(--font-sans); font-size: 10px; color: var(--text-secondary); line-height: 1.4; }
.material-hud { display: grid; grid-template-rows: 0fr; opacity: 0; margin-top: 0; transition: grid-template-rows 300ms var(--ease-spring), opacity 200ms ease, margin-top 300ms var(--ease-spring); overflow: hidden; }
.material-hud-content { min-height: 0; display: flex; align-items: flex-start; gap: 6px; padding-top: 8px; border-top: 1px dashed rgba(255, 85, 0, 0.25); font-family: var(--font-sans); font-size: 10px; line-height: 1.5; color: rgba(255, 255, 255, 0.8); }
.material-hud-content svg { width: 12px; height: 12px; flex-shrink: 0; margin-top: 1px; color: var(--orange); filter: drop-shadow(0 0 4px rgba(255,85,0,0.5)); }
.material-hud-content strong { color: var(--orange); font-weight: 600; letter-spacing: 0.5px; }
.material-card:has(input[type="radio"]:checked) .material-hud, .material-card.is-selected .material-hud { grid-template-rows: 1fr; opacity: 1; margin-top: 8px; }

.drop-zone { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; border: 1px dashed var(--border-strong); border-radius: var(--radius-lg); padding: var(--space-6) var(--space-3); text-align: center; cursor: pointer; background: var(--bg-sunken); transition: border-color 200ms var(--ease-out), background-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out); position: relative; }
.drop-zone-corner { position: absolute; width: 12px; height: 12px; z-index: 2; pointer-events: none; opacity: 0; transition: opacity 200ms var(--ease-out); }
.drop-zone:hover .drop-zone-corner, .drop-zone.drag-over .drop-zone-corner { opacity: 1; }
.drop-zone-corner-tl { top: 6px; left: 6px; border-top: 1.5px solid var(--blue); border-left: 1.5px solid var(--blue); }
.drop-zone-corner-tr { top: 6px; right: 6px; border-top: 1.5px solid var(--blue); border-right: 1.5px solid var(--blue); }
.drop-zone-corner-bl { bottom: 6px; left: 6px; border-bottom: 1.5px solid var(--blue); border-left: 1.5px solid var(--blue); }
.drop-zone-corner-br { bottom: 6px; right: 6px; border-bottom: 1.5px solid var(--blue); border-right: 1.5px solid var(--blue); }
.drop-zone:hover, .drop-zone.drag-over { border-color: rgba(0,207,255,0.50); background: rgba(0,207,255,0.02); box-shadow: inset 0 0 40px rgba(0,207,255,0.03), 0 0 20px rgba(0,207,255,0.05); }
.drop-zone-icon { width: 52px; height: 52px; border: 1px solid var(--border-strong); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 4px; transition: border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out), background-color 200ms var(--ease-out); background: var(--surface-3); }
.drop-zone:hover .drop-zone-icon, .drop-zone.drag-over .drop-zone-icon { border-color: rgba(0,207,255,0.40); box-shadow: 0 0 22px var(--blue-glow); background: rgba(0,207,255,0.04); }
.drop-zone-icon svg { width: 22px; height: 22px; color: var(--text-secondary); transition: color 200ms var(--ease-out); }
.drop-zone:hover .drop-zone-icon svg { color: var(--blue); }
.drop-zone-title { font-family: var(--font-sans); font-weight: 500; font-size: 13px; letter-spacing: 1px; color: var(--text-primary); }
.drop-zone-sub { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 0.5px; }
.file-error { margin-top: 10px; padding: 10px 14px; background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.30); border-left: 2px solid var(--status-error); border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 11px; color: var(--status-error); line-height: 1.65; display: none; }
.file-error.show { display: block; animation: paneIn 0.25s var(--ease-out); }
#fileInput { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }

.loader-wrap { display: none; height: 1px; background: var(--border-subtle); overflow: hidden; margin-top: var(--space-2); }
.loader-wrap.show { display: block; }
.loader-bar { height: 100%; background: linear-gradient(90deg, transparent, var(--blue), var(--orange), var(--blue), transparent); background-size: 300% 100%; animation: loadani 1.8s ease-in-out infinite; }
@keyframes loadani { 0% { background-position: 150% 0; } 100% { background-position: -150% 0; } }
.size-hint { display: flex; align-items: flex-start; gap: 10px; margin-top: 10px; padding: 10px 14px; background: rgba(245,158,11,0.04); border: 1px solid rgba(245,158,11,0.18); border-left: 2px solid var(--status-warning); border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 10px; color: var(--text-secondary); line-height: 1.7; letter-spacing: 0.3px; }
.size-hint strong { color: var(--status-warning); }
.size-hint a { color: var(--blue); text-decoration: none; border-bottom: 1px solid rgba(0,207,255,0.25); transition: border-bottom-color 150ms var(--ease-out); }
.size-hint a:hover { border-bottom-color: var(--blue); }

#viewer3d { 
    display: none; 
    width: 100%; 
    height: 500px; 
    background: #080C14; 
    border: 1px solid var(--blue); /* Viền màu xanh Cyan nổi bật */
    border-radius: var(--radius-lg); 
    position: relative; 
    cursor: grab; 
    overflow: hidden; 
    transition: border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out); 
    box-shadow: 0 0 25px rgba(0, 207, 255, 0.15); /* Đổ bóng Glow Cyan mờ cực chất */
}
#viewer3d:hover { 
    border-color: #ffffff; /* Di chuột vào là viền sáng trắng lên hẳn */
    box-shadow: 0 0 35px rgba(0, 207, 255, 0.25); /* Tăng độ rực rỡ của Glow khi hover */
}
/* DÒNG QUAN TRỌNG ĐÃ KHÔI PHỤC: Kích hoạt hiện màn hình khi có file */
#viewer3d.show { display: block; animation: paneIn 0.4s var(--ease-expo-out); }

#viewer3d canvas { display: block; border-radius: var(--radius-lg); width: 100% !important; height: 100% !important; }
#viewer3d:active { cursor: grabbing; }
#viewer3d.fullscreen-viewer { position: fixed; inset: 0; width: 100vw !important; height: 100vh !important; z-index: 9000; border-radius: 0; border: none; }

.viewer-overlay { 
    position: absolute; top: 12px; left: 12px; font-family: var(--font-mono); 
    font-size: 12px; /* Tăng từ 10px lên 12px */
    color: rgba(255,255,255,0.35); background: rgba(0,0,0,0.70); padding: 5px 10px; border-radius: 3px; pointer-events: none; line-height: 1.8; letter-spacing: 1px; border: 1px solid var(--border-subtle); font-feature-settings: 'tnum' 1; 
}
.viewer-hint { 
    position: absolute; bottom: 12px; right: 12px; font-family: var(--font-mono); 
    font-size: 12px; /* Tăng từ 9px lên 12px chống mỏi mắt */
    color: rgba(255,255,255,0.20); background: rgba(0,0,0,0.60); padding: 4px 9px; border-radius: 3px; pointer-events: none; letter-spacing: 0.5px; border: 1px solid var(--border-subtle); 
}
.viewer-actions { position: absolute; top: 12px; right: 12px; display: flex; flex-direction: column; gap: 5px; }
.viewer-btn { 
    background: rgba(0,0,0,0.75); border: 1px solid var(--border-default); color: var(--text-secondary); font-family: var(--font-mono); 
    font-size: 12px; /* Tăng từ 10px lên 12px giúp nút bấm rõ ràng hơn */
    padding: 5px 9px; border-radius: 3px; cursor: pointer; display: flex; align-items: center; gap: 5px; transition: border-color 150ms var(--ease-out), color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); letter-spacing: 1px; 
}
.viewer-btn:hover { border-color: rgba(0,207,255,0.40); color: var(--blue); box-shadow: 0 0 10px var(--blue-glow); }.quote-panel { display: none; background: var(--surface-2); border: 1px solid var(--border-default); border-radius: var(--radius-lg); overflow: hidden; border-left: 2px solid var(--orange); }
.quote-panel.show { display: block; animation: paneIn 0.4s var(--ease-expo-out); }
.cart-list { display: flex; flex-direction: column; max-height: 210px; overflow-y: auto; }
.cart-list::-webkit-scrollbar { width: 2px; }
.cart-list::-webkit-scrollbar-track { background: transparent; }
.cart-list::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 2px; }
.cart-item { display: flex; align-items: center; padding: 11px var(--space-3); border-bottom: 1px solid var(--border-subtle); transition: background-color 100ms var(--ease-out); gap: 12px; }
.cart-item:hover { background: var(--bg-muted); }
.cart-item-name { flex: 1; font-family: var(--font-mono); font-size: 11px; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cart-item-info { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); white-space: nowrap; font-feature-settings: 'tnum' 1; }
.cart-item-price { font-family: var(--font-mono); font-weight: 600; font-size: 12px; color: var(--orange); white-space: nowrap; font-feature-settings: 'tnum' 1; }
.cart-item-del { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 0 4px; width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; border-radius: 3px; transition: color 150ms var(--ease-out), background-color 150ms var(--ease-out); line-height: 1; }
.cart-item-del:hover { color: var(--status-error); background: rgba(239,68,68,0.08); }
.quote-price-row { background: var(--orange-subtle); border-top: 1px solid rgba(255,85,0,0.18); padding: 16px var(--space-3); display: flex; align-items: center; justify-content: space-between; }
.quote-label { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 2px; text-transform: uppercase; }
.quote-val { font-family: var(--font-mono); font-weight: 600; font-size: 28px; color: var(--orange); letter-spacing: -0.01em; font-feature-settings: 'tnum' 1; text-shadow: 0 0 28px rgba(255,85,0,0.35); }
.quote-grams { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); margin-top: 3px; font-feature-settings: 'tnum' 1; }
.quote-note { padding: 10px var(--space-3) 12px; font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 0.3px; line-height: 1.7; border-top: 1px solid var(--border-subtle); display: flex; align-items: flex-start; gap: 8px; }
.quote-note em { color: var(--text-secondary); font-style: normal; }

/* THÊM: PROFIT GUARD WARNING CSS */
.profit-guard-warning { display: flex; align-items: flex-start; gap: 12px; margin: 16px var(--space-3); padding: 12px 14px; background: rgba(245, 158, 11, 0.08); border: 1px solid rgba(245, 158, 11, 0.3); border-left: 3px solid var(--status-warning); border-radius: var(--radius-sm); animation: paneIn 0.5s ease-out; }
.warning-icon svg { width: 20px; height: 20px; color: var(--status-warning); margin-top: 2px; }
.warning-text { font-family: var(--font-sans); font-size: 11px; line-height: 1.6; color: var(--text-secondary); }
.warning-text strong { color: var(--status-warning); display: block; margin-bottom: 2px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.5px; }
.warning-text b { color: var(--text-primary); }

.pdpa-block { display: flex; align-items: flex-start; gap: 12px; padding: 14px var(--space-2); background: var(--bg-sunken); border: 1px solid var(--border-default); border-radius: var(--radius); font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); line-height: 1.6; transition: border-color 200ms var(--ease-out); }
.pdpa-block:focus-within { border-color: rgba(255,85,0,0.35); }
.pdpa-check-wrap { position: relative; width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; }
.pdpa-block input[type="checkbox"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; z-index: 2; margin: 0; }
.pdpa-custom-check { position: absolute; inset: 0; width: 16px; height: 16px; border: 1px solid var(--border-strong); border-radius: 3px; background: var(--bg-sunken); display: flex; align-items: center; justify-content: center; transition: border-color 150ms var(--ease-out), background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); pointer-events: none; }
.pdpa-custom-check svg { color: transparent; transition: color 150ms var(--ease-out); }
.pdpa-block input[type="checkbox"]:checked + .pdpa-custom-check { background: var(--orange); border-color: var(--orange); box-shadow: 0 0 10px rgba(255,85,0,0.30); }
.pdpa-block input[type="checkbox"]:checked + .pdpa-custom-check svg { color: #fff; }
.pdpa-block label { cursor: pointer; user-select: none; }
.pdpa-block strong { color: var(--orange); }
.pdpa-block em { color: var(--blue); font-style: normal; }

.btn-submit { display: none; width: 100%; padding: 16px; background: var(--orange); border: none; border-radius: var(--radius); font-family: var(--font-sans); font-weight: 600; font-size: 13px; letter-spacing: 3px; text-transform: uppercase; color: #fff; cursor: pointer; transition: background-color 150ms var(--ease-out), box-shadow 200ms var(--ease-out), transform 150ms var(--ease-out); position: relative; overflow: hidden; align-items: center; justify-content: center; gap: 10px; }
.btn-submit::before { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.12) 50%, transparent 100%); transform: translateX(-100%); transition: transform 550ms var(--ease-out); }
.btn-submit:hover::before { transform: translateX(100%); }
.btn-submit::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 50%); pointer-events: none; }
.btn-submit:hover { background: var(--orange-dim); box-shadow: 0 0 36px rgba(255,85,0,0.40), 0 10px 28px rgba(0,0,0,0.4); transform: translateY(-1px); }
.btn-submit:active { transform: translateY(0); box-shadow: none; }
.btn-submit.show { display: flex; animation: paneIn 0.35s var(--ease-expo-out); }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-submit.overload { background: var(--status-error) !important; }
.btn-submit.overload:hover { box-shadow: 0 0 20px rgba(239,68,68,0.35) !important; }

.search-wrap { display: flex; gap: 10px; }
.search-wrap input { flex: 1; }
.btn-search { background: var(--blue-subtle); border: 1px solid rgba(0,207,255,0.25); color: var(--blue); font-family: var(--font-mono); font-size: 10px; letter-spacing: 2px; text-transform: uppercase; padding: 0 22px; border-radius: var(--radius-sm); cursor: pointer; white-space: nowrap; display: flex; align-items: center; gap: 7px; transition: background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out), border-color 150ms var(--ease-out); }
.btn-search:hover { background: var(--blue-mid); box-shadow: 0 0 14px var(--blue-glow); border-color: rgba(0,207,255,0.40); }
.btn-search:disabled { opacity: 0.4; cursor: not-allowed; }

.order-list { display: flex; flex-direction: column; gap: 10px; min-height: 40px; }
.order-item { background: var(--surface-2); border: 1px solid var(--border-default); border-radius: var(--radius-lg); padding: 15px var(--space-3); display: flex; justify-content: space-between; align-items: center; animation: paneIn 0.35s var(--ease-expo-out); gap: var(--space-2); transition: border-color 150ms var(--ease-out), background-color 150ms var(--ease-out); }
.order-item:hover { border-color: var(--border-strong); background: var(--surface-3); }
.order-item-left { display: flex; flex-direction: column; gap: 5px; flex: 1; min-width: 0; }
.order-name { font-family: var(--font-sans); font-weight: 600; font-size: 14px; color: var(--orange); letter-spacing: 0.5px; }
.order-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); display: flex; gap: 12px; flex-wrap: wrap; font-feature-settings: 'tnum' 1; }
.order-meta a { color: var(--blue); text-decoration: none; border-bottom: 1px solid rgba(0,207,255,0.3); transition: border-color 0.2s; }
.order-meta a:hover { border-bottom-color: var(--blue); }
.order-time { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); margin-top: 2px; }

.status-badge { padding: 4px 11px; border-radius: 99px; font-family: var(--font-mono); font-size: 10px; font-weight: 600; white-space: nowrap; letter-spacing: 1.5px; text-transform: uppercase; }
.status-waiting { background: rgba(245,158,11,0.08); color: var(--status-warning); border: 1px solid rgba(245,158,11,0.28); }
.status-printing { background: rgba(0,207,255,0.08); color: var(--blue); border: 1px solid rgba(0,207,255,0.28); }
.status-done { background: rgba(34,197,94,0.08); color: var(--status-success); border: 1px solid rgba(34,197,94,0.28); }
.status-ship { background: rgba(255,85,0,0.08); color: var(--orange); border: 1px solid rgba(255,85,0,0.28); }
.status-cancel { background: rgba(239,68,68,0.08); color: var(--status-error); border: 1px solid rgba(239,68,68,0.28); }
.order-empty, .order-loading { font-family: var(--font-mono); font-size: 11px; text-align: center; padding: var(--space-5); letter-spacing: 1.5px; text-transform: uppercase; }
.order-empty { color: var(--text-tertiary); }
.order-loading { color: var(--blue); animation: pulse 1.5s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

#footerStats { position: fixed; bottom: 0; left: 0; right: 0; z-index: 200; background: rgba(0,0,0,0.97); border-top: 1px solid var(--border-default); height: 44px; display: flex; align-items: center; justify-content: center; transform: translateY(100%); transition: transform 350ms var(--ease-expo-out); backdrop-filter: blur(20px); gap: 0; }
#footerStats.show { transform: translateY(0); }
#footerStats::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(0,207,255,0.35), transparent); }
.stat-item { display: flex; align-items: center; gap: 7px; padding: 0 var(--space-3); border-right: 1px solid var(--border-subtle); font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); letter-spacing: 1.5px; text-transform: uppercase; font-feature-settings: 'tnum' 1; }
.stat-item:last-child { border-right: none; }
.stat-label { color: var(--text-tertiary); }
.stat-val { color: var(--text-primary); font-weight: 600; }
.stat-val.overload { color: var(--status-error); }
.stat-secure { color: var(--status-success); font-size: 10px; letter-spacing: 2px; display: flex; align-items: center; gap: 6px; }

.success-modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 10000; align-items: center; justify-content: center; backdrop-filter: blur(24px); }
.success-modal.show { display: flex; }
.modal-inner { background: var(--surface-2); border: 1px solid rgba(255,85,0,0.25); padding: 44px 52px; text-align: center; border-radius: var(--radius-xl); box-shadow: 0 0 80px rgba(255,85,0,0.10), 0 40px 100px rgba(0,0,0,0.85), 0 0 0 1px rgba(255,255,255,0.04) inset; animation: modalIn 0.4s var(--ease-spring); max-width: 440px; width: calc(100% - 32px); position: relative; overflow: hidden; }
.modal-inner::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--orange), var(--blue), transparent); opacity: 0.7; }
@keyframes modalIn { from { opacity: 0; transform: scale(0.88) translateY(16px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-icon-wrap { display: flex; align-items: center; justify-content: center; margin-bottom: 16px; color: var(--status-success); filter: drop-shadow(0 0 16px rgba(34,197,94,0.45)); animation: iconPop 0.5s var(--ease-spring) 0.15s both; }
@keyframes iconPop { from { transform: scale(0); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-icon-wrap svg { width: 48px; height: 48px; }
.modal-title { font-family: var(--font-sans); font-weight: 600; font-size: 20px; letter-spacing: -0.01em; color: var(--text-primary); }
.modal-sub { font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); margin-top: 12px; line-height: 1.8; letter-spacing: 0.5px; }

.overload-modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.88); z-index: 10001; align-items: center; justify-content: center; backdrop-filter: blur(20px); }
.overload-modal.show { display: flex; animation: paneIn 0.3s var(--ease-expo-out); }
.overload-inner { background: var(--surface-2); border: 1px solid rgba(255,85,0,0.40); border-radius: var(--radius-xl); padding: 38px 42px 34px; max-width: 420px; width: calc(100% - 32px); text-align: center; box-shadow: 0 0 60px rgba(255,85,0,0.12), 0 32px 80px rgba(0,0,0,0.8); animation: modalIn 0.35s var(--ease-expo-out); }
.overload-icon-svg { display: flex; align-items: center; justify-content: center; margin-bottom: 12px; color: var(--orange); filter: drop-shadow(0 0 14px rgba(255,85,0,0.45)); }
.overload-icon-svg svg { width: 36px; height: 36px; }
.overload-title { font-family: var(--font-sans); font-weight: 600; font-size: 18px; letter-spacing: -0.01em; color: var(--orange); margin-bottom: 10px; }
.overload-body { font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); line-height: 1.85; letter-spacing: 0.3px; margin-bottom: 22px; }
.overload-body strong { color: var(--text-primary); }
.overload-body .size-info { display: inline-block; margin: 10px 0; padding: 4px 12px; background: var(--orange-subtle); border: 1px dashed rgba(255,85,0,0.30); border-radius: var(--radius-sm); color: var(--orange); font-size: 12px; letter-spacing: 1px; font-feature-settings: 'tnum' 1; }
.overload-actions { display: flex; flex-direction: column; gap: 8px; }
.overload-btn-zalo { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 12px; background: #0068FF; color: #fff; border: none; border-radius: var(--radius-sm); font-family: var(--font-sans); font-weight: 600; font-size: 13px; letter-spacing: 1px; cursor: pointer; text-decoration: none; transition: background-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); }
.overload-btn-zalo:hover { background: #0055d4; box-shadow: 0 0 20px rgba(0,104,255,0.25); }
.overload-btn-split { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 11px; background: var(--orange-subtle); color: var(--orange); border: 1px solid rgba(255,85,0,0.30); border-radius: var(--radius-sm); font-family: var(--font-sans); font-weight: 600; font-size: 13px; letter-spacing: 1px; cursor: pointer; transition: background-color 150ms var(--ease-out); }
.overload-btn-split:hover { background: var(--orange-mid); }
.overload-btn-close { background: none; border: none; color: var(--text-tertiary); font-family: var(--font-mono); font-size: 10px; text-decoration: underline; cursor: pointer; margin-top: 4px; transition: color 150ms var(--ease-out); }
.overload-btn-close:hover { color: var(--text-secondary); }

.hp-field { display: none; }
.track-card-head::before { background: linear-gradient(to bottom, var(--blue), transparent) !important; }
.track-num { background: var(--blue-subtle) !important; border-color: rgba(0,207,255,0.18) !important; color: var(--blue) !important; display: flex !important; align-items: center !important; justify-content: center !important; min-width: 34px !important; padding: 5px 7px !important; }

@media (max-width: 768px) {
    .header-strip { padding: 0 var(--space-2); height: 60px; grid-template-columns: auto 1fr auto; }
    .logo-img { height: 36px; }
    .logo-ver { display: none; }
    .header-time { display: none; }
    .header-breadcrumb { font-size: 9px; }
    .main { padding: var(--space-3) var(--space-2) 90px; gap: 12px; }
    .portal-grid { grid-template-columns: 1fr; gap: 12px; }
    .portal-card { min-height: 220px; padding: var(--space-4) var(--space-3) var(--space-3); }
    .portal-title { font-size: 28px; }
    .option-grid { grid-template-columns: 1fr; gap: 8px; }
    .input-row { grid-template-columns: 1fr; }
    #viewer3d { height: 320px; }
    .search-wrap { flex-direction: column; }
    .btn-search { padding: 11px; }
    .stat-item { padding: 0 10px; font-size: 9px; }
    .order-meta { flex-direction: column; gap: 3px; }
    .quote-price-row { flex-direction: column; align-items: flex-start; gap: 4px; }
    .modal-inner { padding: 32px 22px; margin: 16px; }
    .card-body { padding: var(--space-2); }
    .overload-inner { padding: 28px 22px 24px; }
    .header-center { display: none; }
}
@media (max-width: 480px) {
    .portal-title { font-size: 24px; letter-spacing: -0.01em; }
    .stat-item:nth-child(n+5) { display: none; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; } }