/* ===================================================================
   Links Dashboard - Theme System & Shared Components
   Matches Autom84You landing page design system
   =================================================================== */

/* ===== BRAND CONSTANTS (same across themes) ===== */
:root {
    --brand-primary: #6366f1;
    --brand-secondary: #8b5cf6;
    --brand-accent: #ec4899;
    --brand-success: #10b981;
    --brand-danger: #ef4444;
    --brand-warning: #f59e0b;
    --brand-info: #3b82f6;
    --brand-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
    --bg-body: #f8fafc;
    --bg-body-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --card-bg: #ffffff;
    --card-border: #e2e8f0;
    --card-shadow: 0 5px 20px rgba(0,0,0,0.08);
    --card-shadow-hover: 0 10px 40px rgba(0,0,0,0.12);
    --glass-bg: #ffffff;
    --glass-border: #e2e8f0;
    --glass-blur: none;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-on-brand: #ffffff;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --input-bg: #ffffff;
    --input-border: #e2e8f0;
    --input-text: #1e293b;
    --input-placeholder: #94a3b8;
    --input-focus-border: var(--brand-primary);
    --modal-bg: #ffffff;
    --modal-border: #e2e8f0;
    --modal-header-bg: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-info) 100%);
    --dropdown-bg: #ffffff;
    --dropdown-border: #e2e8f0;
    --table-header-bg: #f8fafc;
    --table-row-bg: #ffffff;
    --table-row-hover: #f1f5f9;
    --table-border: #e2e8f0;
    --stat-card-bg: #ffffff;
    --stat-card-text: #2c3e50;
    --stat-card-label: #6c757d;
    --sidebar-bg: #ffffff;
    --qr-item-bg: #f8fafc;
    --qr-item-hover-shadow: 0 5px 15px rgba(0,0,0,0.1);
    --qr-item-selected-bg: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    --activity-border: #e2e8f0;
    --promo-link-bg: #f1f5f9;
    --filter-summary-bg: #f8fafc;
    --action-fields-bg: #f8fafc;
    --badge-active-bg: rgba(16, 185, 129, 0.1);
    --badge-inactive-bg: rgba(239, 68, 68, 0.1);
    --badge-promo-bg: rgba(245, 158, 11, 0.1);
    --login-card-bg: #ffffff;
    --login-card-shadow: 0 20px 60px rgba(0,0,0,0.3);
    --bg-navbar: rgba(255, 255, 255, 0.95);
    --bg-navbar-scrolled: rgba(255, 255, 255, 0.98);
    --navbar-shadow: 0 2px 20px rgba(0,0,0,0.1);
    --nav-link-color: #1e293b;
    --navbar-collapse-bg: white;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 10px 40px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.1);
    --scrollbar-track: #f1f5f9;
    --scrollbar-thumb: var(--brand-gradient);
    --chart-grid: rgba(0,0,0,0.1);
    --chart-text: #64748b;
    --qr-code-display-bg: #ffffff;
    --search-border: #e2e8f0;
    --email-table-header-bg: #f8fafc;
}

/* ===== DARK THEME (frosted glass) ===== */
[data-theme="dark"] {
    --bg-body: #0f172a;
    --bg-body-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --card-bg: rgba(30, 41, 59, 0.8);
    --card-border: rgba(148, 163, 184, 0.15);
    --card-shadow: 0 5px 20px rgba(0,0,0,0.3);
    --card-shadow-hover: 0 10px 40px rgba(0,0,0,0.4);
    --glass-bg: rgba(30, 41, 59, 0.6);
    --glass-border: rgba(148, 163, 184, 0.12);
    --glass-blur: blur(16px);
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-on-brand: #ffffff;
    --border-color: rgba(148, 163, 184, 0.15);
    --border-light: rgba(148, 163, 184, 0.08);
    --input-bg: rgba(30, 41, 59, 0.6);
    --input-border: rgba(148, 163, 184, 0.2);
    --input-text: #f1f5f9;
    --input-placeholder: #64748b;
    --input-focus-border: var(--brand-primary);
    --modal-bg: #1e293b;
    --modal-border: rgba(148, 163, 184, 0.15);
    --modal-header-bg: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-info) 100%);
    --dropdown-bg: #1e293b;
    --dropdown-border: rgba(148, 163, 184, 0.15);
    --table-header-bg: rgba(30, 41, 59, 0.8);
    --table-row-bg: rgba(30, 41, 59, 0.4);
    --table-row-hover: rgba(99, 102, 241, 0.1);
    --table-border: rgba(148, 163, 184, 0.1);
    --stat-card-bg: rgba(30, 41, 59, 0.8);
    --stat-card-text: #f1f5f9;
    --stat-card-label: #94a3b8;
    --sidebar-bg: rgba(30, 41, 59, 0.8);
    --qr-item-bg: rgba(30, 41, 59, 0.6);
    --qr-item-hover-shadow: 0 5px 15px rgba(0,0,0,0.3);
    --qr-item-selected-bg: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(59, 130, 246, 0.2) 100%);
    --activity-border: rgba(148, 163, 184, 0.1);
    --promo-link-bg: rgba(30, 41, 59, 0.6);
    --filter-summary-bg: rgba(30, 41, 59, 0.6);
    --action-fields-bg: rgba(30, 41, 59, 0.6);
    --badge-active-bg: rgba(16, 185, 129, 0.15);
    --badge-inactive-bg: rgba(239, 68, 68, 0.15);
    --badge-promo-bg: rgba(245, 158, 11, 0.15);
    --login-card-bg: rgba(30, 41, 59, 0.8);
    --login-card-shadow: 0 20px 60px rgba(0,0,0,0.5);
    --bg-navbar: rgba(15, 23, 42, 0.9);
    --bg-navbar-scrolled: rgba(15, 23, 42, 0.95);
    --navbar-shadow: 0 2px 20px rgba(0,0,0,0.3);
    --nav-link-color: #e2e8f0;
    --navbar-collapse-bg: #1e293b;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 10px 40px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --scrollbar-track: #1e293b;
    --scrollbar-thumb: var(--brand-gradient);
    --chart-grid: rgba(148, 163, 184, 0.1);
    --chart-text: #94a3b8;
    --qr-code-display-bg: #ffffff;
    --search-border: rgba(148, 163, 184, 0.2);
    --email-table-header-bg: rgba(30, 41, 59, 0.8);
}

/* ===== ANIMATED BACKGROUND SHAPES ===== */
.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    animation: drift 20s ease-in-out infinite;
}

[data-theme="light"] .bg-shape { opacity: 0.08; }
[data-theme="dark"] .bg-shape { opacity: 0.15; }

.bg-shape-1 {
    width: 600px;
    height: 600px;
    background: var(--brand-primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.bg-shape-2 {
    width: 500px;
    height: 500px;
    background: var(--brand-accent);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.bg-shape-3 {
    width: 400px;
    height: 400px;
    background: var(--brand-secondary);
    top: 40%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(10px, -10px) scale(1.02); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--brand-gradient); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--brand-secondary); }

/* ===== NAVBAR ===== */
.dash-navbar {
    background: var(--bg-navbar);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: none;
    padding: 0.75rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    transition: all 0.3s;
    border-bottom: 1px solid transparent;
}

.dash-navbar.scrolled {
    padding: 0.5rem 0;
    background: var(--bg-navbar-scrolled);
    box-shadow: var(--navbar-shadow);
    border-bottom-color: var(--border-color);
}

.dash-navbar .navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dash-navbar .navbar-brand img {
    height: 40px;
    width: auto;
    max-width: 100%;
    display: none;
}

[data-theme="dark"] .dash-navbar .navbar-brand .logo-dark { display: block; }
[data-theme="dark"] .dash-navbar .navbar-brand .logo-light { display: none; }
[data-theme="light"] .dash-navbar .navbar-brand .logo-dark { display: none; }
[data-theme="light"] .dash-navbar .navbar-brand .logo-light { display: block; }

.dash-navbar .nav-link {
    font-weight: 500;
    color: var(--nav-link-color) !important;
    margin: 0 0.5rem;
    transition: all 0.3s;
    position: relative;
}

.dash-navbar .nav-link:hover {
    color: var(--brand-primary) !important;
}

.dash-navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--brand-gradient);
    transition: transform 0.3s;
}

.dash-navbar .nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.dash-navbar .nav-link.active-link {
    color: var(--brand-primary) !important;
}

.dash-navbar .nav-link.active-link::after {
    transform: translateX(-50%) scaleX(1);
}

/* Dropdown Menu */
.dash-navbar .dropdown-menu {
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    border-radius: 10px;
    padding: 0.5rem;
    margin-top: 0.5rem;
    background: var(--dropdown-bg);
}

.dash-navbar .dropdown-item {
    border-radius: 5px;
    padding: 0.5rem 1rem;
    transition: all 0.3s;
    color: var(--text-primary);
}

.dash-navbar .dropdown-item:hover {
    background: var(--brand-gradient);
    color: white !important;
}

.dash-navbar .navbar-collapse {
    background: var(--navbar-collapse-bg);
}

[data-theme="dark"] .dash-navbar .navbar-toggler-icon {
    filter: invert(1);
}

/* Sign Up Button in Navbar */
.btn-nav-signup {
    background: var(--brand-gradient);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    margin-left: 1rem;
    display: inline-block;
}

.btn-nav-signup:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99,102,241,0.3);
    color: white !important;
}

/* Dashboard Button in Navbar */
.btn-nav-dashboard {
    color: var(--brand-primary) !important;
    border: 1px solid var(--brand-primary);
    padding: 0.4rem 1.2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.btn-nav-dashboard:hover {
    background: var(--brand-primary);
    color: white !important;
    transform: translateY(-1px);
}

/* Login Button in Navbar */
.btn-nav-login {
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color);
    padding: 0.4rem 1.2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.btn-nav-login:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary) !important;
    transform: translateY(-1px);
}

/* ===== THEME TOGGLE (iOS-style) ===== */
.theme-toggle {
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}

.theme-toggle-track {
    width: 52px;
    height: 28px;
    background: #e2e8f0;
    border-radius: 14px;
    position: relative;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6px;
}

.theme-toggle.dark .theme-toggle-track {
    background: #4338ca;
}

.theme-toggle-thumb {
    position: absolute;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.theme-toggle.dark .theme-toggle-thumb {
    transform: translateX(24px);
}

.theme-icon-light,
.theme-icon-dark {
    font-size: 0.7rem;
    z-index: 1;
    transition: opacity 0.3s;
}

.theme-icon-light { color: #f59e0b; opacity: 1; }
.theme-icon-dark { color: #e2e8f0; opacity: 0.5; }

.theme-toggle.dark .theme-icon-light { opacity: 0.5; }
.theme-toggle.dark .theme-icon-dark { color: #fbbf24; opacity: 1; }

/* ===== DASHBOARD FOOTER ===== */
.dash-footer {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    position: relative;
    z-index: 1;
    margin-top: 2rem;
}

.dash-footer p {
    color: var(--text-muted);
    margin: 0;
}

.dash-footer a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.dash-footer a:hover {
    color: var(--brand-secondary);
}

/* ===== GLOBAL OVERRIDES FOR THEME ===== */

/* Bootstrap Modal Overrides */
.modal-content {
    background: var(--modal-bg) !important;
    border: 1px solid var(--modal-border) !important;
    color: var(--text-primary) !important;
}

.modal-header {
    border-bottom-color: var(--border-color) !important;
}

.modal-footer {
    border-top-color: var(--border-color) !important;
}

/* Bootstrap Form Controls */
.form-control,
.form-select {
    background-color: var(--input-bg) !important;
    border-color: var(--input-border) !important;
    color: var(--input-text) !important;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--input-focus-border) !important;
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25) !important;
}

.form-control::placeholder {
    color: var(--input-placeholder) !important;
}

.form-label {
    color: var(--text-primary) !important;
}

/* Bootstrap Table Overrides */
.table {
    color: var(--text-primary) !important;
}

.table > thead > tr > th {
    background-color: var(--table-header-bg) !important;
    color: var(--text-secondary) !important;
    border-color: var(--table-border) !important;
}

.table > tbody > tr > td {
    border-color: var(--table-border) !important;
    color: var(--text-primary) !important;
}

.table > tbody > tr:hover > td {
    background-color: var(--table-row-hover) !important;
}

/* Bootstrap Close Button in dark mode */
[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
    .dash-navbar .navbar-collapse {
        padding: 1rem;
        margin-top: 0.5rem;
        border-radius: 10px;
        border: 1px solid var(--border-color);
    }

    .dash-navbar .nav-link {
        margin: 0;
        padding: 0.5rem 0.75rem;
    }

    .dash-navbar .nav-link::after {
        display: none;
    }

    .btn-nav-signup,
    .btn-nav-dashboard,
    .btn-nav-login {
        margin-left: 0;
        margin-top: 0.5rem;
        display: block;
        text-align: center;
    }
}