/* CSS Reset & Variables */
:root {
    --bg: #0B0E14;
    --surface: #151821;
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.15);
    --primary: #8B5CF6;
    --primary-hover: #7C3AED;
    --success: #10B981;
    --text-main: #FFFFFF;
    --text-sec: #9CA3AF;
    --input-bg: rgba(255,255,255,0.03);
    --input-border: rgba(255,255,255,0.15);
    --card-bg: rgba(255,255,255,0.03);
    --appbar-bg: rgba(21, 24, 33, 0.85);
    --slot-bg: rgba(0,0,0,0.2);
    --slot-border: rgba(255,255,255,0.05);
    --skeleton: rgba(255,255,255,0.06);
    --slider-track: rgba(255,255,255,0.1);
}

[data-theme="light"] {
    --bg: #FAFBFB;
    --surface: #FFFFFF;
    --border: rgba(0, 0, 0, 0.07);
    --border-light: rgba(0, 0, 0, 0.11);
    --primary: #0D9488;
    --primary-hover: #0F766E;
    --success: #16A34A;
    --text-main: #0F2523;
    --text-sec: #5F7674;
    --input-bg: rgba(255,255,255,0.95);
    --input-border: rgba(0,0,0,0.12);
    --card-bg: #FFFFFF;
    --appbar-bg: rgba(255,255,255,0.97);
    --slot-bg: rgba(13,148,136,0.05);
    --slot-border: rgba(13,148,136,0.12);
    --skeleton: rgba(0,0,0,0.05);
    --slider-track: rgba(0,0,0,0.09);
}

/* Light mode: override gradient-based components */
[data-theme="light"] body {
    background: #F6F7F8;
}
[data-theme="light"] .primary-btn {
    background: linear-gradient(135deg, #0D9488, #0F766E);
    border-color: rgba(13,148,136,0.3);
    box-shadow: 0 4px 14px rgba(13,148,136,0.28);
}
[data-theme="light"] .primary-btn:hover {
    box-shadow: 0 6px 20px rgba(13,148,136,0.38);
}
[data-theme="light"] .primary-btn:disabled {
    background: rgba(13,148,136,0.08);
    border-color: rgba(13,148,136,0.12);
    color: rgba(13,148,136,0.4);
    box-shadow: none;
}
[data-theme="light"] .type-card.selected {
    background: linear-gradient(135deg, rgba(13,148,136,0.08), transparent);
    border-color: #0D9488;
    box-shadow: 0 4px 16px rgba(13,148,136,0.12);
}
[data-theme="light"] .type-card.selected .type-icon {
    background: rgba(13,148,136,0.12);
    color: #0D9488;
}
[data-theme="light"] .cal-day.selected {
    background: #0D9488;
    box-shadow: 0 4px 12px rgba(13,148,136,0.32);
}
[data-theme="light"] .cal-day.selected:hover {
    background: #0F766E;
    box-shadow: 0 4px 16px rgba(13,148,136,0.42);
}
[data-theme="light"] .cal-day:not(.empty):not(.selected):hover {
    background: rgba(13,148,136,0.08);
}
[data-theme="light"] .input-group input:focus,
[data-theme="light"] .input-group textarea:focus {
    border-color: #0D9488;
    background: rgba(13,148,136,0.03);
    box-shadow: 0 0 0 3px rgba(13,148,136,0.08);
}
[data-theme="light"] .modal-input:focus {
    border-color: #0D9488;
    box-shadow: 0 0 0 3px rgba(13,148,136,0.08);
}
[data-theme="light"] .tg-cell-inner.selected {
    background: rgba(13,148,136,0.18);
    border-color: #0D9488;
    box-shadow: 0 4px 12px rgba(13,148,136,0.25);
}
[data-theme="light"] .tg-cell-inner.selected:hover {
    background: rgba(13,148,136,0.27);
}
[data-theme="light"] .mr-thumb {
    border-color: #0D9488;
}
[data-theme="light"] .mr-thumb:hover {
    box-shadow: 0 0 0 6px rgba(13,148,136,0.15), 0 2px 6px rgba(0,0,0,0.18);
}
[data-theme="light"] .slider-range {
    background: linear-gradient(90deg, #0D9488, #34D399);
}
[data-theme="light"] .range-output {
    color: #0D9488;
    background: rgba(13,148,136,0.1);
}
[data-theme="light"] .pulse-glow {
    box-shadow: 0 4px 20px rgba(13,148,136,0.35);
}
[data-theme="light"] .pulse-glow:hover {
    box-shadow: 0 6px 30px rgba(13,148,136,0.5);
}
[data-theme="light"] .success-icon-large {
    background: rgba(13,148,136,0.1);
    color: #0D9488;
    box-shadow: 0 0 30px rgba(13,148,136,0.18);
}
[data-theme="light"] .theme-option.active { color: #0D9488; }
[data-theme="light"] .theme-option.active .theme-dot { background: #0D9488; }



/* ── Theme toggle button ── */
.theme-toggle-btn {
    position: relative;
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-main);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: background 0.2s, border-color 0.2s;
    flex-shrink: 0;
}
.theme-toggle-btn:hover { background: var(--input-bg); }
.lang-toggle-btn { font-size: 14px; }

.theme-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    box-shadow: 0 12px 32px rgba(0,0,0,0.18);
    padding: 8px;
    min-width: 150px;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95) translateY(-4px);
    transform-origin: top right;
    transition: opacity 0.18s ease, transform 0.18s ease;
}
.theme-dropdown.open {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1) translateY(0);
}
/* Left-anchored variant */
.theme-dropdown-left {
    right: auto;
    left: 0;
    transform-origin: top left;
}
.theme-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-main);
    transition: background 0.15s;
    white-space: nowrap;
}
.theme-option:hover { background: var(--input-bg); }
.theme-option.active { color: var(--primary); }
.theme-option.active .theme-dot { background: var(--primary); }
.theme-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--text-sec);
    transition: background 0.2s;
    flex-shrink: 0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden; /* App-like feel */
}

/* App Bar */
.app-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    background: var(--appbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    height: 56px;
    flex-shrink: 0;
    position: relative; /* 確保內部 app-title 可以基於此容器絕對排版 */
}

.app-bar-left,
.app-bar-right {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 80px;
}
.app-bar-right { justify-content: flex-end; }

.app-title {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.2px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    max-width: 50%; /* 避免與左右按鈕重疊 */
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 8px;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-sec);
    width: 36px;
    height: 36px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: background 0.15s, color 0.15s;
}
.icon-btn:hover { background: var(--skeleton); color: var(--text-main); }

/* Login button */
.login-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 13px;
    background: transparent;
    border: 1.5px solid var(--border-light);
    border-radius: 20px;
    color: var(--text-sec);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.18s;
    white-space: nowrap;
    font-family: inherit;
}
.login-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--slot-bg);
}
/* Logged-in state */
.login-btn.logged-in {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--slot-bg);
}

.primary-btn {
    background: linear-gradient(135deg, rgba(139,92,246,0.9), rgba(124,58,237,0.9));
    border: 1px solid rgba(139,92,246,0.4);
    color: white;
    padding: 8px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(139,92,246,0.25);
    transition: all 0.2s;
    font-family: inherit;
}
.primary-btn:active { transform: scale(0.96); }
.primary-btn:disabled {
    background: var(--skeleton);
    border-color: var(--border);
    color: var(--text-sec);
    box-shadow: none;
    cursor: not-allowed;
    opacity: 0.7;
}

/* Floating Action Button Bar */
.bottom-action-bar {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    pointer-events: none; /* Passes clicks through outside the button */
    width: calc(100% - 40px);
    max-width: 380px;
}
.action-next-btn {
    flex: 1;
    padding: 16px 32px;
    font-size: 16px;
    border-radius: 999px; /* Perfect Pill */
    letter-spacing: 0.5px;
    pointer-events: auto;
    box-shadow: 0 12px 32px rgba(139,92,246,0.35); /* Purple Glow */
}
.action-back-btn {
    pointer-events: auto;
    padding: 14px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 999px;
    white-space: nowrap;
    flex-shrink: 0;
}
[data-theme="light"] .action-next-btn {
    box-shadow: 0 12px 32px rgba(13,148,136,0.35); /* Teal Glow */
}


/* Sections — extra bottom padding to clear fixed bar */
.step-section {
    flex: 1;
    display: none;
    overflow-y: scroll;
    scrollbar-gutter: stable;
    padding-bottom: 120px;
    animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.step-section.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.content-wrapper {
    padding: 20px 20px;
    max-width: 560px; /* Mobile default */
    margin: 0 auto;
}

/* ── Desktop / Tablet Responsive Layout ── */
@media (min-width: 768px) {
    .content-wrapper {
        max-width: 980px;
        padding: 40px 32px;
    }
    
    .desktop-layout {
        display: flex;
        gap: 52px;
        align-items: stretch; /* Allows shorter column to have stickiness space */
    }
    
    .layout-left {
        width: 340px;
        flex-shrink: 0;
        display: flex;
        flex-direction: column;
        /* No scrollbar or absolute constraints */
    }
    
    .layout-right {
        flex: 1;
        min-width: 0;
    }
    
    #block-name { margin-bottom: 26px; }
    #block-type { margin-bottom: 26px; }
    #block-advanced { margin-bottom: 0; }
    
    #block-calendar {
        position: sticky;
        top: 80px;
        margin-top: 0;
    }
    
    /* Enlarge Calendar for Desktop explicitly via high specificity */
    #block-calendar .calendar-card {
        padding: 32px 28px;
        border-radius: 16px;
    }
    #block-calendar .calendar-header { margin-bottom: 24px; }
    #block-calendar .cal-month-title { font-size: 18px; font-weight: 700; }
    #block-calendar .cal-nav-btn { width: 38px; height: 38px; font-size: 14px; }
    #block-calendar .calendar-weekdays {
        font-size: 13px;
        margin-bottom: 16px;
    }
    #block-calendar .calendar-grid { gap: 10px; }
    #block-calendar .cal-day {
        font-size: 16px;
        border-radius: 12px;
    }
    #block-calendar .helper-text { font-size: 13px; margin-top: 16px !important; }
}
@media (max-width: 767px) {
    .desktop-layout {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    /* Flatten wrappers on mobile to natively group siblings together in the flex column */
    .layout-left, .layout-right { display: contents; }
    
    #block-name { order: 1; }
    #block-type { order: 2; }
    #block-calendar { order: 3; margin-top: 0; }
    #block-advanced { order: 4; }
    
    .input-group, .field-block { 
        margin-bottom: 0 !important; /* override inner margins since we use flex gap */
    }
}


/* ── New Step-1 Design System ── */
.field-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-sec);
    margin-bottom: 8px;
}
.required-star { color: var(--primary); }

.field-block { margin-bottom: 24px; }

.field-input {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    color: var(--text-main);
    padding: 13px 16px;
    font-size: 15px;
    outline: none;
    transition: border 0.2s, box-shadow 0.2s;
    resize: none;
    font-family: inherit;
}
.field-input::placeholder { color: var(--text-sec); opacity: 0.7; }
.field-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139,92,246,0.1);
}

.title-input-styled {
    font-size: 18px;
    font-weight: 700;
    padding: 16px 20px !important;
    background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    border-radius: 12px !important;
    letter-spacing: 0.2px;
    color: var(--text-main);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}
.title-input-styled::placeholder {
    color: var(--text-sec);
    opacity: 0.6;
    font-weight: 600;
}
.title-input-styled:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(139,92,246,0.1) !important;
}

[data-theme="light"] .title-input-styled {
    background: rgba(0,0,0,0.04) !important;
    border: 1px solid transparent !important;
    box-shadow: none !important;
}
[data-theme="light"] .title-input-styled:focus {
    background: #FFFFFF !important;
    border: 1px solid var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(13,148,136,0.1), 0 4px 16px rgba(0,0,0,0.04) !important;
}

.type-features-card {
    margin-top: 12px;
    padding: 14px 16px;
    background: rgba(139, 92, 246, 0.05); /* very subtle primary tint */
    border-left: 3px solid var(--primary);
    border-radius: 10px;
    font-size: 13px;
    color: var(--text-sec);
    line-height: 1.5;
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.type-features-card i {
    color: var(--primary);
    margin-top: 2px;
    font-size: 14px;
}
[data-theme="light"] .type-features-card {
    background: rgba(13, 148, 136, 0.05); /* teal tint */
}

.field-select {
    width: 100%;
    padding: 11px 36px 11px 14px;
    background: var(--input-bg);
    color: var(--text-main);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    font-size: 14px;
    outline: none;
    appearance: none;
    font-family: inherit;
    cursor: pointer;
    transition: border 0.2s;
}
.field-select:focus { border-color: var(--primary); }
.select-chevron {
    position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
    color: var(--text-sec); pointer-events: none; font-size: 11px;
}

/* Type Segmented Control */
.segmented-control {
    display: flex;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    padding: 4px;
    gap: 4px;
}
.segment-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-sec);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.segment-btn:hover {
    color: var(--text-main);
}
.segment-btn.active {
    background: var(--surface);
    color: var(--text-main);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
[data-theme="light"] .segmented-control {
    background: rgba(0,0,0,0.04);
    border: none;
}
[data-theme="light"] .segment-btn.active {
    background: #FFFFFF;
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}


/* Date label + counter row */
.date-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.date-count-badge {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-sec);
    background: var(--skeleton);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 4px 12px;
    white-space: nowrap;
}
.date-count-badge strong {
    color: var(--primary);
    font-weight: 700;
}
.date-limit {
    opacity: 0.55;
    margin-left: 2px;
}

/* Advanced settings toggle */
.advanced-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    margin-top: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-sec);
    transition: color 0.2s;
    user-select: none;
    background: transparent;
}
.advanced-toggle-row:hover { color: var(--text-main); }
.adv-chevron {
    font-size: 11px;
    color: var(--text-sec);
    transition: transform 0.3s;
}

/* Advanced contents */
.advanced-content {
    margin-top: 12px;
    background: transparent;
    border: none;
    padding: 0;
}
.adv-row { margin-bottom: 24px; }
.adv-row:last-child { margin-bottom: 0; }

/* Privacy row */
.privacy-row {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
}
.privacy-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}
.privacy-cb {
    width: 16px; height: 16px;
    accent-color: var(--primary);
    flex-shrink: 0;
    cursor: pointer;
}
.privacy-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-main);
}
.privacy-desc {
    display: flex;
    gap: 6px;
    font-size: 12px;
    color: var(--text-sec);
    margin-top: 8px;
    line-height: 1.5;
}

/* Step 1 uses pills now; .type-options wrapper still exists in HTML but needs no style */

/* Calendar styling */
.calendar-card {
    background: var(--card-bg);
    border: none;
    border-radius: 20px;
    padding: 12px 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}
[data-theme="light"] .calendar-card {
    box-shadow: 0 12px 48px rgba(0,0,0,0.06);
}
.calendar-header {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;
}
.cal-nav-btn {
    background: transparent; border: none; border-radius: 8px;
    color: var(--text-sec); width: 28px; height: 28px; cursor: pointer;
    transition: background 0.15s, color 0.15s;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px;
}
.cal-nav-btn:hover { background: var(--skeleton); color: var(--text-main); }
.cal-month-title { font-weight: 600; font-size: 14px; color: var(--text-main); }

.calendar-weekdays {
    display: grid; grid-template-columns: repeat(7, 1fr);
    text-align: center; font-size: 10px; font-weight: 700;
    letter-spacing: 0.5px; color: var(--text-sec); margin-bottom: 6px;
    text-transform: uppercase;
}
.calendar-grid {
    display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px;
}
.cal-day {
    aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
    font-size: 12px; border-radius: 8px; cursor: pointer;
    background: transparent;
    color: var(--text-main);
    transition: all 0.12s;
}
.cal-day:not(.empty):not(.selected):not(.disabled):hover {
    background: var(--skeleton);
}
.cal-day.empty { background: transparent; cursor: default; }
.cal-day.disabled { opacity: 0.25; cursor: not-allowed; }
.cal-day.selected {
    background: var(--primary); color: white; font-weight: 600;
    box-shadow: 0 1px 6px rgba(139,92,246,0.25);
}
.cal-day.selected:hover { background: var(--primary-hover); }

.helper-text { font-size: 12px; color: var(--text-sec); text-align: center; }

/* Forms (kept for backward compat with other steps) */
.input-group { margin-bottom: 20px; }
.input-group label {
    display: block; font-size: 12px; color: var(--text-sec);
    margin-bottom: 7px; font-weight: 600; letter-spacing: 0.3px;
    text-transform: uppercase;
}
.input-group input, .input-group textarea {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    color: var(--text-main);
    padding: 13px 16px;
    font-size: 15px;
    outline: none;
    transition: border 0.2s, box-shadow 0.2s;
    resize: none;
    font-family: inherit;
}
.input-group input:focus, .input-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139,92,246,0.10);
}

.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }



/* Confirm Section (Premium Redesign) */
.premium-ticket {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.02);
    border: 1px solid var(--border-light);
    display: flex; flex-direction: column;
}
[data-theme="dark"] .premium-ticket {
    background: var(--surface);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    border-color: rgba(255,255,255,0.05);
}

.ce-header {
    border-bottom: 2px dashed var(--border-light); padding-bottom: 20px; margin-bottom: 20px;
}
.ce-subtitle {
    font-size: 11px; font-weight: 700; color: var(--text-sec); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 8px;
}
.ce-title {
    font-size: 26px; font-weight: 800; color: var(--text-main); line-height: 1.3; margin: 0 0 8px 0; letter-spacing: -0.5px;
}
.ce-desc {
    font-size: 14px; color: var(--text-sec); line-height: 1.6; white-space: pre-wrap; margin: 0;
}

.ce-summary { display: flex; flex-direction: column; }
.ce-section-title {
    font-size: 14px; font-weight: 600; color: var(--text-sec); margin: 0 0 16px 0; 
    display:flex; align-items:center; justify-content:space-between;
}
.ce-section-title .count-badge {
    background: rgba(139,92,246,0.1); color: var(--primary); 
    padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 700;
}
[data-theme="light"] .ce-section-title .count-badge {
    background: rgba(13,148,136,0.1);
}

.ce-slots-list {
    display: flex; flex-direction: column; gap: 12px;
}
.ce-slot-item {
    display: flex; flex-direction: column; gap: 8px;
    padding: 16px; 
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.ce-slot-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}
[data-theme="dark"] .ce-slot-item { background: rgba(255,255,255,0.02); border-color: rgba(255,255,255,0.05); }

.ce-slot-date {
    font-size: 15px; font-weight: 700; color: var(--text-main); display:flex; align-items:center; gap:8px;
}
.ce-slot-date i { color: var(--text-sec); font-size: 13px; }

.ce-adv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 16px 12px;
    background: rgba(0,0,0,0.15);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
}
[data-theme="light"] .ce-adv-grid {
    background: rgba(0,0,0,0.03);
}
.ce-adv-item {
    display: flex; gap: 10px; align-items: flex-start;
}
.ce-adv-item i {
    color: var(--primary); font-size: 14px; margin-top: 2px; opacity: 0.9;
}
.ce-adv-label {
    font-size: 11px; color: var(--text-sec); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px;
}
.ce-adv-value {
    font-size: 13px; font-weight: 500; color: var(--text-main);
}

.ce-slot-times {
    display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px;
}

.premium-time-pill {
    background: rgba(139,92,246,0.1); color: #d1bafc; border: 1px solid rgba(139,92,246,0.2);
    padding: 8px 12px; border-radius: 8px; font-weight: 600; font-size: 13px;
    display: flex; align-items: center; justify-content: center; line-height: 1;
    letter-spacing: 0.3px; transition: background 0.2s, box-shadow 0.2s; white-space: nowrap;
    flex: 1 1 130px;
}
[data-theme="dark"] .premium-time-pill {
    background: rgba(139,92,246,0.15); color: #bcaaf8; border-color: rgba(139,92,246,0.25);
}
[data-theme="light"] .premium-time-pill {
    background: rgba(13,148,136,0.05); color: #0D9488; border: 1px solid rgba(13,148,136,0.2);
}
.premium-time-pill.empty-pill {
    background: var(--surface); border-color: var(--border-light); color: var(--text-sec); font-weight: 400; font-style: italic;
    grid-column: 1 / -1; justify-content: flex-start; background: transparent; border: none; padding-left: 0;
}

/* Loading overlay */
.loading-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.85); backdrop-filter: blur(8px);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.loading-overlay.active { opacity: 1; pointer-events: auto; }
.loader {
    width: 48px; height: 48px; border: 4px solid rgba(139,92,246,0.3);
    border-top-color: var(--primary); border-radius: 50%;
    animation: spin 1s linear infinite; margin-bottom: 16px;
}
.loader-text { font-size: 14px; font-weight: 500; letter-spacing: 0.5px; }

@keyframes spin { 100% { transform: rotate(360deg); } }



/* Modal styles for Guest creation */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.55); backdrop-filter: blur(5px);
    display: flex; align-items: center; justify-content: center;
    z-index: 2000; opacity: 0; pointer-events: none; transition: 0.3s;
    padding: 20px;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-card {
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: 16px; padding: 24px;
    width: 100%; max-width: 400px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.22);
    transform: scale(0.95); transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-overlay.active .modal-card { transform: scale(1); }
.modal-input {
    width: 100%; background: var(--input-bg);
    border: 1px solid var(--input-border); border-radius: 12px;
    color: var(--text-main); padding: 12px 14px; font-size: 15px; outline: none;
}
.modal-input:focus { border-color: var(--primary); }
.btn-glass {
    background: var(--skeleton); border: 1px solid var(--border-light);
    color: var(--text-main); padding: 8px 16px; border-radius: 10px; cursor: pointer;
    font-size: 14px; font-weight: 600; transition: background 0.2s;
}
.btn-glass:hover { background: var(--input-border); }

/* Success Section */
.success-icon-large {
    width: 80px; height: 80px; border-radius: 50%;
    background: rgba(16, 185, 129, 0.12);
    color: var(--success);
    display: flex; align-items: center; justify-content: center;
    font-size: 36px; margin-bottom: 24px;
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.15);
}

.pulse-anim {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.success-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 16px; padding: 24px;
    width: 100%; max-width: 400px;
}

.link-box {
    display: flex; gap: 8px; align-items: center;
    background: var(--slot-bg);
    border: 1px solid var(--border);
    border-radius: 12px; padding: 4px 4px 4px 12px;
}

.link-box input {
    flex: 1; background: transparent; border: none;
    color: var(--text-sec); font-size: 13px;
    outline: none; overflow: hidden; text-overflow: ellipsis;
}

.pulse-glow {
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}
.pulse-glow:hover {
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
}

/* Range Slider View */
.range-card {
    background: var(--card-bg); border: 1px solid var(--border-light);
    border-radius: 14px; padding: 16px; display: flex; flex-direction: column; gap: 12px;
}
.range-header { display: flex; justify-content: space-between; align-items: center; }
.range-date { font-weight: 600; color: var(--text-main); font-size: 15px; }
.range-output { color: var(--primary); font-size: 14px; font-weight: 600; background: rgba(139, 92, 246, 0.15); padding: 4px 10px; border-radius: 8px; }

.dual-slider-container {
    position: relative; width: 100%; height: 40px; margin-top: 10px;
}
.dual-slider-container input[type="range"] {
    -webkit-appearance: none; appearance: none;
    width: 100%; position: absolute; left: 0; top: 12px;
    height: 0; pointer-events: none; outline: none; z-index: 3; background: transparent;
}
.dual-slider-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; pointer-events: all;
    width: 24px; height: 24px; border-radius: 50%;
    background: white; border: 3px solid var(--primary);
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
    cursor: pointer; position: relative; z-index: 4;
    transform: translateY(-8px);
}
.dual-slider-container input[type="range"]::-moz-range-thumb {
    pointer-events: all; width: 24px; height: 24px; border-radius: 50%;
    background: white; border: 3px solid var(--primary);
    box-shadow: 0 2px 6px rgba(0,0,0,0.4); cursor: pointer; z-index: 4;
}

/* Custom thumb for single-track multi-range */
.mr-thumb {
    position: absolute;
    width: 22px; height: 22px; border-radius: 50%;
    background: white; border: 3px solid var(--primary);
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
    transform: translate(-50%, -50%);
    cursor: grab; z-index: 5; touch-action: none;
    transition: box-shadow 0.15s, transform 0.15s;
}
.mr-thumb:hover {
    box-shadow: 0 0 0 6px rgba(139,92,246,0.2), 0 2px 6px rgba(0,0,0,0.4);
    transform: translate(-50%, -50%) scale(1.1);
}
.mr-thumb:active { cursor: grabbing; }

.slider-track {
    position: absolute; width: 100%; height: 8px; border-radius: 4px;
    background: var(--slider-track); top: 10px; z-index: 1;
}
.slider-range {
    position: absolute; height: 8px; border-radius: 4px;
    background: linear-gradient(90deg, #8B5CF6, #EC4899);
    top: 10px; z-index: 2; pointer-events: none;
}