/* ============================================
   GetSwitch! - Main Stylesheet
   赛博朋克 / 游戏 HUD 风格
   ============================================ */

/* --- CSS Variables --- */
:root {
    --gs-dark-start: #0a0e27;
    --gs-dark-end: #1a1040;
    --gs-red: #ff3860;
    --gs-blue: #00d4ff;
    --gs-green: #23d160;
    --gs-gold: #ffd700;
    --gs-orange: #ffdd57;
    --gs-card-bg: rgba(255, 255, 255, 0.05);
    --gs-card-border: rgba(255, 255, 255, 0.1);
    --gs-text: #ffffff;
    --gs-text-secondary: rgba(255, 255, 255, 0.6);
    --gs-font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --nav-width: 200px;
    --nav-width-collapsed: 64px;
    --nav-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--gs-font);
    background: linear-gradient(135deg, var(--gs-dark-start) 0%, var(--gs-dark-end) 100%);
    background-attachment: fixed;
    color: var(--gs-text);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gs-dark-start); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #555; }

/* --- Background Ambient Lights --- */
.bg-glow {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    filter: blur(100px);
}
.bg-glow-blue {
    top: 80px; left: 40px;
    width: 250px; height: 250px;
    background: rgba(0, 212, 255, 0.1);
}
.bg-glow-red {
    bottom: 40px; right: 40px;
    width: 350px; height: 350px;
    background: rgba(255, 56, 96, 0.1);
}

/* ============================================
   Navigation - Sidebar (PC/PAD)
   ============================================ */
.sidebar {
    position: fixed;
    top: 0; left: 0;
    width: var(--nav-width);
    height: 100vh;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--gs-card-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--nav-transition);
    overflow: hidden;
}

.sidebar-logo {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--gs-card-border);
    min-height: 64px;
    flex-shrink: 0;
}

.sidebar-logo-icon {
    width: 32px; height: 32px;
    border-radius: 6px;
    background: linear-gradient(135deg, var(--gs-red), var(--gs-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
    flex-shrink: 0;
}

.sidebar-logo-text {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(90deg, var(--gs-red), #fff, var(--gs-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
    opacity: 1;
    transition: opacity 0.2s;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 20px;
    color: var(--gs-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    white-space: nowrap;
}

.sidebar-nav-item:hover {
    color: var(--gs-text);
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav-item.active {
    color: var(--gs-text);
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 4px; bottom: 4px;
    width: 3px;
    background: var(--gs-blue);
    border-radius: 0 3px 3px 0;
}

.sidebar-nav-item i {
    width: 24px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}

.sidebar-nav-item span {
    opacity: 1;
    transition: opacity 0.2s;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gs-card-border);
    flex-shrink: 0;
}

.sidebar-days-left {
    text-align: center;
    overflow: hidden;
}
.sidebar-days-left .label {
    font-size: 11px;
    color: var(--gs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}
.sidebar-days-left .value {
    font-size: 20px;
    font-weight: 700;
    color: var(--gs-gold);
    animation: pulse-glow 2s infinite;
    white-space: nowrap;
}

/* ============================================
   Navigation - Bottom Bar (Mobile)
   ============================================ */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: 56px;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--gs-card-border);
    z-index: 100;
    padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav-inner {
    display: flex;
    height: 100%;
}

.bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    color: var(--gs-text-secondary);
    text-decoration: none;
    font-size: 10px;
    cursor: pointer;
    transition: color 0.2s;
    border: none;
    background: none;
}

.bottom-nav-item i { font-size: 18px; }

.bottom-nav-item.active {
    color: var(--gs-blue);
}

.bottom-nav-item:hover {
    color: var(--gs-text);
}

/* ============================================
   Main Content Area
   ============================================ */
.main-content {
    margin-left: var(--nav-width);
    min-height: 100vh;
    padding: 32px 40px 40px;
    max-width: calc(1400px + var(--nav-width));
    transition: margin-left var(--nav-transition);
}

/* --- Page Sections --- */
.page-section {
    display: none;
    animation: fadeInUp 0.3s ease;
}
.page-section.active {
    display: block;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Glass Card (from prototype)
   ============================================ */
.glass-card {
    background: var(--gs-card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gs-card-border);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.glass-card:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}
.glass-card-static {
    background: var(--gs-card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gs-card-border);
    border-radius: 16px;
}

/* ============================================
   Dashboard
   ============================================ */
.dashboard-hero {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 32px;
    align-items: center;
    margin-bottom: 40px;
}

.hero-motivation h1 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
}
.hero-motivation h1 .highlight-blue { color: var(--gs-blue); }
.hero-motivation .rank-badge {
    color: var(--gs-gold);
    font-weight: 700;
}

.hero-tags { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.hero-tag {
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--gs-card-bg);
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.hero-tag-red { border: 1px solid rgba(255, 56, 96, 0.3); color: var(--gs-red); }
.hero-tag-green { border: 1px solid rgba(35, 209, 96, 0.3); color: var(--gs-green); }

/* Progress Ring */
.progress-ring-container {
    position: relative;
    cursor: pointer;
}
.progress-ring-glow {
    position: absolute;
    inset: 0;
    background: rgba(0, 212, 255, 0.2);
    filter: blur(60px);
    border-radius: 50%;
    transform: scale(0.75);
    transition: transform 0.7s;
}
.progress-ring-container:hover .progress-ring-glow {
    transform: scale(0.9);
}
.progress-ring-wrap {
    position: relative;
    width: 256px; height: 256px;
}
.progress-ring-wrap svg { width: 100%; height: 100%; }
.progress-ring__circle {
    transition: stroke-dashoffset 1.5s ease-in-out;
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
}
.progress-ring-center {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.progress-ring-center .icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.8));
}
.progress-ring-center .percent {
    font-size: 2rem;
    font-weight: 700;
}
.progress-ring-center .label {
    font-size: 11px;
    color: var(--gs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

/* Hero Right Side */
.hero-right { display: flex; flex-direction: column; gap: 16px; }
.hero-info-card {
    padding: 16px;
    border-radius: 12px;
}
.hero-info-card h3 {
    font-size: 13px;
    color: var(--gs-text-secondary);
    margin-bottom: 8px;
}
.hero-info-card h3 i { margin-right: 8px; }
.hero-info-card .value {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
}
.hero-info-card .sub {
    font-size: 12px;
    color: var(--gs-text-secondary);
    margin-top: 4px;
}

.week-time-bar {
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 8px;
}
.week-time-bar-fill {
    height: 100%;
    background: var(--gs-blue);
    transition: width 1s ease;
}

/* Weekly Progress Cards */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.section-title {
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-title-bar {
    width: 4px; height: 24px;
    background: var(--gs-blue);
    border-radius: 4px;
    display: inline-block;
}
.section-link {
    color: var(--gs-blue);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s;
}
.section-link:hover { color: var(--gs-text); }
.section-link i { margin-left: 4px; }

.weekly-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.exercise-card {
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.exercise-card-bg-icon {
    position: absolute;
    top: 0; right: 0;
    padding: 16px;
    font-size: 5rem;
    opacity: 0.06;
    transform: rotate(12deg);
    transition: opacity 0.3s;
}
.exercise-card:hover .exercise-card-bg-icon { opacity: 0.12; }

.exercise-card-inner { position: relative; z-index: 1; }

.exercise-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.exercise-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}
.exercise-icon-red { background: rgba(255, 56, 96, 0.2); color: var(--gs-red); border: 1px solid rgba(255, 56, 96, 0.3); }
.exercise-icon-blue { background: rgba(0, 212, 255, 0.2); color: var(--gs-blue); border: 1px solid rgba(0, 212, 255, 0.3); }
.exercise-icon-gold { background: rgba(255, 215, 0, 0.2); color: var(--gs-gold); border: 1px solid rgba(255, 215, 0, 0.3); }

.exercise-pct-badge {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
}
.badge-red { background: rgba(255, 56, 96, 0.2); color: var(--gs-red); border: 1px solid rgba(255, 56, 96, 0.2); }
.badge-blue { background: rgba(0, 212, 255, 0.2); color: var(--gs-blue); border: 1px solid rgba(0, 212, 255, 0.2); }
.badge-gold { background: rgba(255, 215, 0, 0.2); color: var(--gs-gold); border: 1px solid rgba(255, 215, 0, 0.2); }
.badge-green { background: rgba(35, 209, 96, 0.2); color: var(--gs-green); border: 1px solid rgba(35, 209, 96, 0.2); }

.exercise-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.exercise-card .goal-text {
    font-size: 13px;
    color: var(--gs-text-secondary);
    margin-bottom: 24px;
}

.exercise-card .current-value {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 8px;
}
.exercise-card .current-value .num {
    font-size: 2rem;
    font-weight: 700;
}
.exercise-card .current-value .total {
    font-size: 13px;
    color: var(--gs-text-secondary);
}

.exercise-card .completed-badge {
    position: absolute;
    top: 16px; right: 16px;
    background: var(--gs-green);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    transform: rotate(12deg);
    box-shadow: 0 2px 8px rgba(35, 209, 96, 0.4);
    z-index: 2;
}

/* Progress bar */
.progress-bar {
    height: 12px;
    background: rgba(255,255,255,0.1);
    border-radius: 999px;
    overflow: hidden;
}
.progress-bar-fill {
    height: 100%;
    border-radius: 999px;
    transition: width 1s ease-out;
}
.progress-bar-fill-red { background: linear-gradient(90deg, var(--gs-red), #ff6b8a); box-shadow: 0 0 10px rgba(255,56,96,0.5); }
.progress-bar-fill-blue { background: linear-gradient(90deg, var(--gs-blue), #40e0ff); box-shadow: 0 0 10px rgba(0,212,255,0.5); }
.progress-bar-fill-gold { background: linear-gradient(90deg, var(--gs-gold), #ffeb3b); box-shadow: 0 0 10px rgba(255,215,0,0.5); }
.progress-bar-fill-green { background: linear-gradient(90deg, var(--gs-green), #66ff99); box-shadow: 0 0 10px rgba(35,209,96,0.5); }

.progress-bar-sm { height: 6px; }

/* Quote Section */
.quote-section {
    text-align: center;
    margin-top: 32px;
}
.quote-card {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 999px;
    font-size: 1rem;
    font-style: italic;
    color: var(--gs-text-secondary);
}
.quote-card i { color: var(--gs-blue); font-size: 12px; }

/* ============================================
   Record Page
   ============================================ */
.date-selector {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.05);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--gs-card-border);
    margin-bottom: 32px;
}
.date-selector-center {
    text-align: center;
}
.date-selector-label {
    font-size: 12px;
    color: var(--gs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}
.date-selector-value {
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
}
.date-selector-value i { color: var(--gs-blue); }
.today-badge {
    font-size: 11px;
    background: rgba(0, 212, 255, 0.2);
    color: var(--gs-blue);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid rgba(0, 212, 255, 0.3);
}
.date-nav-btn {
    color: var(--gs-text-secondary);
    background: none;
    border: none;
    padding: 8px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.2s;
}
.date-nav-btn:hover {
    color: var(--gs-text);
    background: rgba(255,255,255,0.1);
}

.record-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.record-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.record-card-glow {
    position: absolute;
    inset: 0;
    transition: background 0.3s;
    z-index: 0;
}
.record-card-glow-red { background: rgba(255,56,96,0.03); }
.record-card:hover .record-card-glow-red { background: rgba(255,56,96,0.08); }
.record-card-glow-blue { background: rgba(0,212,255,0.03); }
.record-card:hover .record-card-glow-blue { background: rgba(0,212,255,0.08); }
.record-card-glow-gold { background: rgba(255,215,0,0.03); }
.record-card:hover .record-card-glow-gold { background: rgba(255,215,0,0.08); }

.record-card-content { position: relative; z-index: 1; width: 100%; }

.record-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 16px;
}
.record-icon-red { background: rgba(255,56,96,0.2); color: var(--gs-red); border: 1px solid rgba(255,56,96,0.3); box-shadow: 0 0 15px rgba(255,56,96,0.3); }
.record-icon-blue { background: rgba(0,212,255,0.2); color: var(--gs-blue); border: 1px solid rgba(0,212,255,0.3); box-shadow: 0 0 15px rgba(0,212,255,0.3); }
.record-icon-gold { background: rgba(255,215,0,0.2); color: var(--gs-gold); border: 1px solid rgba(255,215,0,0.3); box-shadow: 0 0 15px rgba(255,215,0,0.3); }

.record-card h2 { font-size: 1.4rem; font-weight: 700; }
.record-card .accumulated {
    font-size: 13px;
    color: var(--gs-text-secondary);
    margin-bottom: 24px;
}
.record-card .accumulated .val {
    color: var(--gs-text);
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: 700;
}

.record-input-wrap {
    width: 100%;
    margin-bottom: 16px;
    position: relative;
}
.record-input {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--gs-card-border);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    font-size: 2rem;
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--gs-text);
    transition: all 0.3s;
}
.record-input::placeholder { color: rgba(255,255,255,0.1); }
.record-input:focus {
    outline: none;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.5);
    border-color: var(--gs-blue);
}
.record-input-red:focus { box-shadow: 0 0 15px rgba(255,56,96,0.5); border-color: var(--gs-red); color: var(--gs-red); }
.record-input-blue:focus { box-shadow: 0 0 15px rgba(0,212,255,0.5); border-color: var(--gs-blue); color: var(--gs-blue); }
.record-input-gold:focus { box-shadow: 0 0 15px rgba(255,215,0,0.5); border-color: var(--gs-gold); color: var(--gs-gold); }

.record-input-unit {
    position: absolute;
    right: 16px; top: 50%;
    transform: translateY(-50%);
    color: var(--gs-text-secondary);
    font-size: 13px;
}

/* Hide number input spinners */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type=number] { -moz-appearance: textfield; }

.quick-btns {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    width: 100%;
    justify-content: center;
}
.quick-btn {
    flex: 1;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--gs-card-border);
    border-radius: 8px;
    padding: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gs-text);
    cursor: pointer;
    transition: all 0.2s;
}
.quick-btn:hover { background: rgba(255,255,255,0.1); }
.quick-btn-red:hover { border-color: rgba(255,56,96,0.5); color: var(--gs-red); }
.quick-btn-blue:hover { border-color: rgba(0,212,255,0.5); color: var(--gs-blue); }
.quick-btn-gold:hover { border-color: rgba(255,215,0,0.5); color: var(--gs-gold); }

.record-submit {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
    transform: translateY(0);
}
.record-submit:hover { transform: translateY(-2px); }
.record-submit-red { background: linear-gradient(90deg, var(--gs-red), #e91e63); color: #fff; box-shadow: 0 4px 15px rgba(255,56,96,0.3); }
.record-submit-red:hover { background: linear-gradient(90deg, #ff6b8a, var(--gs-red)); }
.record-submit-blue { background: linear-gradient(90deg, var(--gs-blue), #00bcd4); color: #000; box-shadow: 0 4px 15px rgba(0,212,255,0.3); }
.record-submit-blue:hover { background: linear-gradient(90deg, #40e0ff, var(--gs-blue)); }
.record-submit-gold { background: linear-gradient(90deg, var(--gs-gold), #ffeb3b); color: #000; box-shadow: 0 4px 15px rgba(255,215,0,0.3); }
.record-submit-gold:hover { background: linear-gradient(90deg, #ffeb3b, var(--gs-gold)); }

/* Weekly overview footer */
.record-weekly-overview {
    margin-top: 48px;
}
.record-weekly-overview h3 {
    font-size: 12px;
    color: var(--gs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.weekly-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.weekly-overview-item {
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.weekly-overview-item i { font-size: 1.2rem; }
.weekly-overview-item .info { flex: 1; }
.weekly-overview-item .info .row { display: flex; justify-content: space-between; font-size: 12px; margin-bottom: 4px; }
.weekly-overview-item .info .row .name { color: rgba(255,255,255,0.7); }

/* ============================================
   History Page
   ============================================ */
.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.week-block {
    margin-bottom: 24px;
    overflow: hidden;
}

.week-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    cursor: pointer;
    background: rgba(255,255,255,0.03);
    transition: background 0.2s;
    border: none;
    width: 100%;
    color: inherit;
    font: inherit;
    text-align: left;
}
.week-summary:hover { background: rgba(255,255,255,0.08); }

.week-summary-left {
    display: flex;
    align-items: center;
    gap: 16px;
}
.week-chevron {
    width: 32px; height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: transform 0.3s;
}
.week-chevron-active { background: rgba(0,212,255,0.2); color: var(--gs-blue); }
.week-chevron-inactive { background: rgba(255,255,255,0.05); color: var(--gs-text-secondary); }
.week-block.open .week-chevron { transform: rotate(90deg); }

.week-summary h3 { font-size: 1.1rem; font-weight: 700; }
.week-summary h3 .week-range { font-size: 13px; font-weight: 400; color: var(--gs-text-secondary); margin-left: 8px; }

.week-status-icons {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
}
.week-status-item { display: flex; align-items: center; gap: 4px; color: var(--gs-text-secondary); }

.week-detail {
    display: none;
    padding: 16px;
    overflow-x: auto;
}
.week-block.open .week-detail { display: block; animation: sweep 0.3s ease; }

@keyframes sweep {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}
.history-table thead th {
    padding: 12px 16px;
    color: var(--gs-text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--gs-card-border);
}
.history-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    transition: background 0.2s;
}
.history-table tbody tr:hover td {
    background: rgba(255,255,255,0.05);
}
.history-table .date-cell {
    font-family: 'Courier New', monospace;
    color: var(--gs-blue);
}
.history-table .action-cell { text-align: right; }
.history-table .action-btn {
    background: none;
    border: none;
    color: var(--gs-text-secondary);
    cursor: pointer;
    padding: 4px 8px;
    font-size: 14px;
    transition: color 0.2s;
}
.history-table .action-btn:hover { color: var(--gs-text); }
.history-table .action-btn-delete:hover { color: var(--gs-red); }

.history-table .total-row {
    background: rgba(255,255,255,0.05);
    font-weight: 700;
}
.history-table .total-row .label { color: var(--gs-gold); }
.total-value-ok { color: var(--gs-green); }
.total-value-fail { color: var(--gs-red); }
.total-target { font-size: 11px; font-weight: 400; color: var(--gs-text-secondary); }

/* ============================================
   Stats Page
   ============================================ */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}
.stat-card {
    padding: 24px;
    text-align: center;
}
.stat-card .stat-label {
    font-size: 11px;
    color: var(--gs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}
.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
}
.stat-card .stat-sub {
    font-size: 13px;
    color: var(--gs-text-secondary);
    font-weight: 400;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 32px;
}
.chart-container {
    padding: 24px;
}
.chart-container h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.chart-container h3 i { font-size: 0.9rem; }
.chart-canvas-wrap {
    position: relative;
    height: 256px;
}
.chart-canvas-wrap canvas {
    width: 100%;
    height: 100%;
}

.records-section h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.records-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.record-best-card {
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.record-best-icon {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.record-best-info .title { font-size: 12px; color: var(--gs-text-secondary); }
.record-best-info .value { font-size: 1.1rem; font-weight: 700; }
.record-best-info .date { font-size: 12px; color: var(--gs-text-secondary); }

/* ============================================
   Settings Page
   ============================================ */
.settings-container { max-width: 720px; }

.setting-block {
    padding: 24px;
    margin-bottom: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.setting-block-danger {
    border-color: rgba(255, 56, 96, 0.3);
}
.setting-icon {
    padding: 12px;
    border-radius: 8px;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.setting-icon-blue { background: rgba(0,212,255,0.2); color: var(--gs-blue); }
.setting-icon-green { background: rgba(35,209,96,0.2); color: var(--gs-green); }
.setting-icon-red { background: rgba(255,56,96,0.2); color: var(--gs-red); }

.setting-content { flex: 1; }
.setting-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.setting-content p { font-size: 13px; color: var(--gs-text-secondary); margin-bottom: 16px; }

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}
.btn-blue { background: var(--gs-blue); color: #000; }
.btn-blue:hover { background: #40e0ff; }
.btn-outline {
    background: rgba(255,255,255,0.1);
    color: var(--gs-text);
    border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover { background: rgba(255,255,255,0.2); }
.btn-danger-outline {
    background: none;
    color: var(--gs-red);
    border: 1px solid var(--gs-red);
}
.btn-danger-outline:hover { background: var(--gs-red); color: #fff; }

.btn-group { display: flex; gap: 16px; flex-wrap: wrap; }

.border-left-blue { border-left: 4px solid var(--gs-blue); }
.border-left-green { border-left: 4px solid var(--gs-green); }

.system-info { padding: 24px; }
.system-info h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 16px; }
.system-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    font-size: 13px;
}
.system-info-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--gs-card-border);
    padding: 8px 0;
}
.system-info-row .label { color: var(--gs-text-secondary); }

/* ============================================
   Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.modal-overlay.show { display: flex; }

.modal {
    background: linear-gradient(135deg, #151a3a, #1e1640);
    border: 1px solid var(--gs-card-border);
    border-radius: 16px;
    padding: 32px;
    max-width: 480px;
    width: 100%;
    animation: fadeInUp 0.3s ease;
}
.modal h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 16px; }
.modal-field { margin-bottom: 16px; }
.modal-field label {
    display: block;
    font-size: 13px;
    color: var(--gs-text-secondary);
    margin-bottom: 6px;
}
.modal-input {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--gs-card-border);
    border-radius: 8px;
    padding: 10px 14px;
    color: var(--gs-text);
    font-size: 14px;
}
.modal-input:focus {
    outline: none;
    border-color: var(--gs-blue);
    box-shadow: 0 0 10px rgba(0,212,255,0.3);
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}
.btn-cancel {
    padding: 8px 16px;
    border: 1px solid var(--gs-card-border);
    background: none;
    color: var(--gs-text-secondary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
}
.btn-cancel:hover { color: var(--gs-text); background: rgba(255,255,255,0.05); }

/* ============================================
   Toast Notifications
   ============================================ */
#toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.toast {
    padding: 12px 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 500;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.toast.show { transform: translateX(0); }
.toast-success { background: linear-gradient(90deg, rgba(35,209,96,0.9), rgba(35,209,96,0.7)); color: #000; }
.toast-error { background: linear-gradient(90deg, rgba(255,56,96,0.9), rgba(255,56,96,0.7)); color: #fff; }
.toast-warning { background: linear-gradient(90deg, rgba(255,215,0,0.9), rgba(255,215,0,0.7)); color: #000; }

/* ============================================
   Celebration Overlay
   ============================================ */
.celebration-overlay {
    position: fixed;
    inset: 0;
    z-index: 250;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}
.celebration-overlay.show { opacity: 1; }
.celebration-text {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(90deg, var(--gs-red), var(--gs-gold), var(--gs-green), var(--gs-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    animation: celebrationPop 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes celebrationPop {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

/* Flash animation */
.flash-success {
    animation: flashGreen 0.6s ease;
}
@keyframes flashGreen {
    0%, 100% { box-shadow: 0 0 0 rgba(35,209,96,0); }
    50% { box-shadow: 0 0 30px rgba(35,209,96,0.6), inset 0 0 20px rgba(35,209,96,0.1); }
}

/* ============================================
   Particle Canvas
   ============================================ */
#particle-canvas {
    position: fixed;
    inset: 0;
    z-index: 240;
    pointer-events: none;
}

/* ============================================
   Pulse Animation
   ============================================ */
@keyframes pulse-glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; text-shadow: 0 0 20px currentColor; }
}

/* ============================================
   Responsive: PAD (768px ~ 1199px)
   ============================================ */
@media (max-width: 1199px) and (min-width: 768px) {
    .sidebar {
        width: var(--nav-width-collapsed);
    }
    .sidebar:hover {
        width: var(--nav-width);
    }
    .sidebar .sidebar-logo-text,
    .sidebar .sidebar-nav-item span {
        opacity: 0;
        transition: opacity 0.2s;
    }
    .sidebar:hover .sidebar-logo-text,
    .sidebar:hover .sidebar-nav-item span {
        opacity: 1;
    }
    .sidebar .sidebar-days-left .label {
        opacity: 0;
        transition: opacity 0.2s;
    }
    .sidebar:hover .sidebar-days-left .label {
        opacity: 1;
    }
    .sidebar .sidebar-days-left .value {
        font-size: 16px;
    }
    .sidebar:hover .sidebar-days-left .value {
        font-size: 20px;
    }
    .sidebar .sidebar-footer {
        padding: 12px 8px;
    }
    .sidebar:hover .sidebar-footer {
        padding: 16px 20px;
    }

    .main-content {
        margin-left: var(--nav-width-collapsed);
        padding: 24px 32px;
    }

    .dashboard-hero {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
        text-align: left;
    }
    .hero-motivation {
        display: block;
    }
    .hero-motivation h1 { font-size: 1.6rem; }
    .hero-tags { justify-content: flex-start; }

    .progress-ring-container {
        display: flex;
        justify-content: center;
    }
    .progress-ring-wrap { width: 200px; height: 200px; }

    .hero-right {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: center;
        gap: 16px;
    }
    .hero-right .hero-info-card { flex: 1; max-width: 320px; }

    .charts-grid { grid-template-columns: 1fr; }
    .stats-cards { grid-template-columns: repeat(2, 1fr); }
    .records-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   Responsive: Mobile (< 768px)
   ============================================ */
@media (max-width: 767px) {
    .sidebar { display: none; }
    .bottom-nav { display: block; }

    .main-content {
        margin-left: 0;
        padding: 16px 16px 80px;
    }

    .dashboard-hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 16px;
    }
    .hero-motivation { display: none; }
    .hero-right { gap: 12px; }
    .hero-tags { justify-content: center; }

    .progress-ring-wrap { width: 180px; height: 180px; }
    .progress-ring-center .icon { font-size: 1.8rem; }
    .progress-ring-center .percent { font-size: 1.5rem; }

    .weekly-cards { grid-template-columns: 1fr; gap: 16px; }
    .record-grid { grid-template-columns: 1fr; gap: 16px; }
    .weekly-overview-grid { grid-template-columns: 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    .stats-cards { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .records-grid { grid-template-columns: 1fr; gap: 12px; }

    .date-selector-value { font-size: 1.1rem; flex-wrap: wrap; }

    .week-summary { padding: 12px; }
    .week-status-icons { gap: 10px; font-size: 12px; }

    .glass-card:hover { transform: none; }

    .celebration-text { font-size: 1.8rem; }

    .stat-card .stat-value { font-size: 1.5rem; }

    .setting-block { flex-direction: column; }
    .system-info-grid { grid-template-columns: 1fr; }
}