/**
 * Windows 11 / Fluent Design System CSS
 * Meter Installation Management System ( Franchisee)
 */

:root, [data-theme="light"] {
    /* iOS Semantic Light Theme */
    --color-primary: #007AFF;
    --color-primary-hover: #0062CC;
    --color-primary-light: rgba(0, 122, 255, 0.1);
    --color-accent: #007AFF;
    --color-surface: #FFFFFF;
    --color-surface-secondary: #F2F2F7;
    --color-surface-hover: #E5E5EA;
    --color-background: #F2F2F7;
    --color-text: #000000;
    --color-text-secondary: #3C3C43;
    --color-text-muted: rgba(60, 60, 67, 0.6);
    --color-border: rgba(0, 0, 0, 0.1);
    --color-border-strong: rgba(0, 0, 0, 0.18);
    --color-card-bg: #FFFFFF;

    /* System Accents */
    --color-success: #34C759;
    --color-success-bg: rgba(52, 199, 89, 0.12);
    --color-warning: #FF9500;
    --color-warning-bg: rgba(255, 149, 0, 0.12);
    --color-info: #007AFF;
    --color-info-bg: rgba(0, 122, 255, 0.1);
    --color-danger: #FF3B30;
    --color-danger-bg: rgba(255, 59, 48, 0.12);

    /* Metrics & Effects */
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-input: 8px;
    --radius-pill: 20px;
    --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Inter', 'Segoe UI', Roboto, sans-serif;
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
    --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-dropdown: 0 8px 24px rgba(0, 0, 0, 0.12);
    --glass-blur: blur(20px);
    --transition: all 200ms cubic-bezier(0.1, 0.9, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        /* iOS Semantic Dark Theme (System Preference) */
        --color-primary: #0A84FF;
        --color-primary-hover: #389CFF;
        --color-primary-light: rgba(10, 132, 255, 0.15);
        --color-accent: #0A84FF;
        --color-surface: #1C1C1E;
        --color-surface-secondary: #2C2C2E;
        --color-surface-hover: #3A3A3C;
        --color-background: #000000;
        --color-text: #FFFFFF;
        --color-text-secondary: #EBEBF5;
        --color-text-muted: rgba(235, 235, 245, 0.6);
        --color-border: rgba(255, 255, 255, 0.1);
        --color-border-strong: rgba(255, 255, 255, 0.2);
        --color-card-bg: #1C1C1E;

        --color-success: #30D158;
        --color-success-bg: rgba(48, 209, 88, 0.16);
        --color-warning: #FF9F0A;
        --color-warning-bg: rgba(255, 159, 10, 0.16);
        --color-info: #0A84FF;
        --color-info-bg: rgba(10, 132, 255, 0.15);
        --color-danger: #FF453A;
        --color-danger-bg: rgba(255, 69, 58, 0.16);

        --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.45);
        --shadow-card-hover: 0 6px 20px rgba(0, 0, 0, 0.6);
        --shadow-dropdown: 0 10px 28px rgba(0, 0, 0, 0.7);
    }
}

[data-theme="dark"] {
    /* iOS Semantic Dark Theme (Manual Override) */
    --color-primary: #0A84FF;
    --color-primary-hover: #389CFF;
    --color-primary-light: rgba(10, 132, 255, 0.15);
    --color-accent: #0A84FF;
    --color-surface: #1C1C1E;
    --color-surface-secondary: #2C2C2E;
    --color-surface-hover: #3A3A3C;
    --color-background: #000000;
    --color-text: #FFFFFF;
    --color-text-secondary: #EBEBF5;
    --color-text-muted: rgba(235, 235, 245, 0.6);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-strong: rgba(255, 255, 255, 0.2);
    --color-card-bg: #1C1C1E;

    --color-success: #30D158;
    --color-success-bg: rgba(48, 209, 88, 0.16);
    --color-warning: #FF9F0A;
    --color-warning-bg: rgba(255, 159, 10, 0.16);
    --color-info: #0A84FF;
    --color-info-bg: rgba(10, 132, 255, 0.15);
    --color-danger: #FF453A;
    --color-danger-bg: rgba(255, 69, 58, 0.16);

    --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.45);
    --shadow-card-hover: 0 6px 20px rgba(0, 0, 0, 0.6);
    --shadow-dropdown: 0 10px 28px rgba(0, 0, 0, 0.7);
}

/* Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 70px;
    /* Space for mobile bottom bar */
}

@media (min-width: 992px) {
    body {
        padding-bottom: 20px;
    }
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-hover);
}

/* Top Navigation Bar */
.fluent-header {
    background: var(--color-card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 10px 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.fluent-nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    box-shadow: 0 2px 6px rgba(0, 103, 192, 0.3);
}

.brand-text h1 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
    line-height: 1.2;
}

.brand-text span {
    font-size: 11px;
    color: var(--color-text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Network Status Pill */
.network-status-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-success);
    box-shadow: 0 0 6px var(--color-success);
}

.network-status-pill.offline .status-dot {
    background-color: var(--color-warning);
    box-shadow: 0 0 6px var(--color-warning);
}

/* Fluent Buttons */
.btn-fluent {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    border-radius: var(--radius-btn);
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    user-select: none;
    text-decoration: none;
}

.btn-fluent-primary {
    background-color: var(--color-primary);
    color: #FFFFFF !important;
}

.btn-fluent-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 2px 8px rgba(0, 103, 192, 0.35);
}

.btn-fluent-secondary {
    background-color: var(--color-surface-secondary);
    color: var(--color-text) !important;
    border-color: var(--color-border);
}

.btn-fluent-secondary:hover {
    background-color: var(--color-surface-hover);
    border-color: var(--color-border-strong);
}

.btn-fluent-success {
    background-color: var(--color-success);
    color: #FFFFFF !important;
}

.btn-fluent-sm {
    padding: 4px 10px;
    font-size: 12px;
}

.btn-fluent-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: var(--radius-btn);
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.btn-fluent-icon:hover {
    background: var(--color-surface-hover);
}

/* Layout Container */
.fluent-container {
    max-width: 1200px;
    margin: 16px auto;
    padding: 0 16px;
}

/* Fluent Card */
.fluent-card {
    background: var(--color-card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 18px;
    margin-bottom: 16px;
    transition: var(--transition);
}

.fluent-card:hover {
    border-color: var(--color-border-strong);
}

.fluent-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--color-border);
}

.fluent-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

@media (min-width: 768px) {
    .metrics-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.metric-tile {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 14px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
    overflow: hidden;
}

.metric-tile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background-color: var(--color-primary);
}

.metric-tile.metric-warning::before {
    background-color: var(--color-warning);
}

.metric-tile.metric-success::before {
    background-color: var(--color-success);
}

.metric-tile.metric-info::before {
    background-color: var(--color-info);
}

.metric-title {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
}

.metric-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.1;
}

.metric-desc {
    font-size: 11px;
    color: var(--color-text-secondary);
}

/* Fluent Form Controls */
.form-group {
    margin-bottom: 14px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.form-label.required::after {
    content: ' *';
    color: var(--color-danger);
}

.form-control,
.form-select {
    width: 100%;
    padding: 8px 10px;
    font-size: 13px;
    font-family: inherit;
    color: var(--color-text);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-input);
    transition: var(--transition);
    outline: none;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.form-control:disabled,
.form-control[readonly] {
    background-color: var(--color-surface-secondary);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

/* Tabs System */
.fluent-tabs {
    display: flex;
    overflow-x: auto;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 16px;
    gap: 4px;
    scrollbar-width: thin;
}

.fluent-tab-item {
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.fluent-tab-item:hover {
    color: var(--color-primary);
    background-color: var(--color-surface-secondary);
    border-radius: var(--radius-btn) var(--radius-btn) 0 0;
}

.fluent-tab-item.active {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom-color: var(--color-primary);
}

/* Tables */
.fluent-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-card);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.fluent-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

.fluent-table th {
    background-color: var(--color-surface-secondary);
    color: var(--color-text-secondary);
    font-weight: 600;
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.fluent-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
}

.fluent-table tr:hover td {
    background-color: var(--color-surface-hover);
}

/* Badges & Pills */
.fluent-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
}

.badge-synced {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.badge-pending {
    background-color: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge-draft {
    background-color: var(--color-surface-secondary);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.badge-failed {
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
}

/* Mobile Bottom Navigation Bar */
.fluent-bottom-nav {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 58px;
    background: var(--color-surface, #ffffff);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--color-border);
    display: flex !important;
    justify-content: space-around;
    align-items: center;
    z-index: 99999 !important;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding-bottom: env(safe-area-inset-bottom, 0px);
}

@media (min-width: 992px) {
    .fluent-bottom-nav {
        display: none !important;
    }
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--color-text-muted);
    text-decoration: none;
    gap: 3px;
    flex: 1;
    height: 100%;
}

.bottom-nav-item.active {
    color: var(--color-primary);
    font-weight: 600;
}

.bottom-nav-item svg {
    width: 20px;
    height: 20px;
}

/* Photo Upload & Preview Grid */
.photo-upload-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (min-width: 768px) {
    .photo-upload-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.photo-card {
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-card);
    padding: 10px;
    text-align: center;
    background: var(--color-surface-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.photo-card:hover {
    border-color: var(--color-primary);
    background: var(--color-surface);
}

.photo-card.has-image {
    border-style: solid;
    padding: 0;
}

.photo-preview-img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: var(--radius-card);
}

.photo-card-label {
    font-size: 11px;
    font-weight: 600;
    margin-top: 6px;
    color: var(--color-text);
}

/* Toast Notifications */
.fluent-toast-container {
    position: fixed;
    top: 70px;
    right: 20px;
    z-index: 1050;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-width: 350px;
    width: 100%;
}

.fluent-toast {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-dropdown);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    animation: slideIn 200ms ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}