/**
 * @file main.css
 * @description Main stylesheet for the AHR Secure Portal.
 * @version 4.0 - Stripped to dashboard-only layout.
 */

/* ==========================================================================
   1. Setup & Globals
   ========================================================================== */

/* --- Google Font Import --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap');

/* --- CSS Variables for Theming --- */
:root {
    /* Light Theme (Default) */
    --page-bg: #f7f9f8;
    --panel-bg: #ffffff;
    --text-primary: #333;
    --text-secondary: #555;
    --border-color: #e9e9e9;
    --input-bg: #f9f9f9;
    --brand-purple: #8c4c8c;
    --brand-purple-darker: #7a3d7a;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --shadow-hover-color: rgba(140, 76, 140, 0.4);
    --error-bg: #f8d7da;
    --error-border: #f5c6cb;
    --error-text: #d9534f;
    --brand-accent-green: #8dbb9d;
    --white: #fff;
    --logo-heart-color: #559f75;
    --logo-house-color: #9551a1;
}

body.dark-mode {
    /* Dark Theme Overrides */
    --page-bg: #121212;
    --panel-bg: #1e1e1e;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --border-color: #444;
    --input-bg: #2a2a2a;
    --brand-purple: #b577b5;
    --brand-purple-darker: #9d4a9d;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --shadow-hover-color: rgba(140, 76, 140, 0.5);
    --error-bg: #4a2c2e;
    --error-border: #8b3a42;
    --error-text: #ff8a8a;
    --logo-heart-color: #8dbb9d;
    --logo-house-color: #b577b5;
}

/* --- Global Styles --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--page-bg);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.logo-img {
    width: 80px;
    height: auto;
}


/* ==========================================================================
   2. Core Application Layout (No Sidebar)
   ========================================================================== */

.app-container {
    min-height: 100vh;
}

.app-main-content {
    overflow-y: auto;
    min-height: 100vh;
}


/* ==========================================================================
   3. Page: Dashboard & Main Content Area
   ========================================================================== */

.main-content {
    padding: 2rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--panel-bg);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header-logo-main {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.header-logo-main .logo-img {
    width: 32px;
    height: 32px;
    margin-right: 0.75rem;
    object-fit: contain;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.search-bar input {
    width: 400px;
    padding: 0.6rem 1rem;
    font-size: 1rem;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--brand-purple);
    background-color: var(--panel-bg);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.app-card {
    display: block;
    background-color: var(--panel-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all 0.2s ease-in-out;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--brand-purple);
}

.app-card-icon {
    width: 96px;
    height: 96px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--input-bg);
    border-radius: 21px;
    border: 1px solid var(--border-color);
}

.app-card-icon img,
.app-card-icon svg {
    width: 64px;
    height: 64px;
    color: var(--text-secondary);
    object-fit: contain;
}

.app-card-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.app-card-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}


/* ==========================================================================
   4. Components (Buttons, Alerts, Popovers)
   ========================================================================== */

/* --- Buttons --- */
.btn-submit {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--white);
    background-color: var(--brand-purple);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn-submit:hover {
    background-color: var(--brand-purple-darker);
    box-shadow: 0 4px 15px var(--shadow-hover-color);
}

/* --- Settings Trigger Button --- */
.settings-trigger-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: background-color 0.2s ease-in-out;
}

.settings-trigger-btn:hover {
    background-color: var(--input-bg);
}

.settings-trigger-btn svg {
    width: 20px;
    height: 20px;
}

/* --- Alerts (Flash Messages) --- */
.flash-message {
    position: relative;
    padding: 1rem 2.5rem 1rem 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--error-border);
    border-radius: 8px;
    color: var(--error-text);
    background-color: var(--error-bg);
}

.flash-close-btn {
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.5rem;
    font-weight: bold;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
}

/* --- Settings Popover --- */
.settings-popover-overlay {
    position: fixed;
    inset: 0;
    background: transparent;
    z-index: 999;
    display: none;
}

.settings-popover {
    position: absolute;
    display: none;
    width: 280px;
    background-color: var(--panel-bg);
    border-radius: 12px;
    box-shadow: 0 8px 25px var(--shadow-color);
    border: 1px solid var(--border-color);
    z-index: 1001;
    padding: 0.5rem;
}

#settings-popover-content .dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    background: none;
    border: none;
    font-size: 0.9rem;
    font-family: 'Poppins', sans-serif;
    cursor: pointer;
    text-align: left;
}

#settings-popover-content .dropdown-item:hover {
    background-color: var(--input-bg);
}

.popover-close-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 1.5rem;
    line-height: 32px;
    text-align: center;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.popover-close-btn:hover {
    background-color: var(--input-bg);
    color: var(--text-primary);
}

/* --- Theme Toggle Switch Component (in Popover) --- */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.theme-toggle-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.theme-toggle-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.switch-track {
    position: relative;
    width: 44px;
    height: 24px;
    background-color: var(--border-color);
    border-radius: 12px;
    transition: background-color 0.2s ease-in-out;
}

.switch-handle {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: var(--white);
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s ease-in-out;
}

#theme-toggle-checkbox:checked+.switch-track {
    background-color: var(--brand-purple);
}

#theme-toggle-checkbox:checked+.switch-track .switch-handle {
    transform: translateX(20px);
}


/* ==========================================================================
   5. Utility Animations
   ========================================================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(2px);
    }

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