/* ==========================================================================
   Variables
   ========================================================================== */
   :root {
    /* Colors */
    --color-primary: #4CAF50;
    --color-primary-hover: #45a049;
    --color-secondary: #2196F3;
    --color-secondary-hover: #0b7dda;
    --color-info: #5bc0de;
    --color-success-bg: #dfd;
    --color-success-border: #4F8A10;
    --color-success-text: #4F8A10;
    --color-error-bg: #fdd;
    --color-error-border: #d8000c;
    --color-error-text: #d8000c;
    --color-accent: #337677;
    --color-link: #1a73e8;
    --color-link-hover: #0d47a1;
    --color-text-dark: #333;
    --color-text-medium: #444;
    --color-text-light: #555;
    --color-text-muted: #777;
    --color-bg-main: #f2f2f2;
    --color-bg-card: white;
    --color-bg-token: #f9f9f9;
    --color-border: #ddd;
    --color-input-border: #ccc;

    /* Spacing */
    --space-xs: 0.3rem;
    --space-sm: 0.5rem;
    --space-md: 0.8rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-xxl: 2rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 5px;
    --radius-lg: 8px;
    --radius-xl: 10px;

    /* Shadows */
    --shadow-card: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-focus: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "Segoe UI", sans-serif;
    background: var(--color-bg-main);
    min-height: 100vh;
    margin: 0;
    padding: var(--space-xxl) var(--space-lg);
    display: flex;
    justify-content: center;
    align-items: center;
}

body.has-admin-nav {
    padding-top: 50px;
}

/* ==========================================================================
   Typography
   ========================================================================== */
h2 {
    margin-bottom: var(--space-xl);
    color: var(--color-text-dark);
    font-weight: 600;
}

h3 {
    margin-top: 0;
    margin-bottom: var(--space-lg);
    color: var(--color-text-dark);
}

.success-page h2 {
    color: var(--color-primary);
    font-weight: 700;
}

.error-page h2 {
    color: var(--color-error-text);
    margin-bottom: var(--space-lg);
}

/* ==========================================================================
   Layout Components
   ========================================================================== */
.container {
    background: var(--color-bg-card);
    padding: var(--space-xxl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    width: 100%;
    max-width: 500px;
    text-align: center;
    margin: var(--space-xxl) auto;
}

.token-management {
    max-width: 800px;
}

/* ==========================================================================
   Admin Navigation
   ========================================================================== */
.admin-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-accent);
    color: white;
    padding: var(--space-md);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-lg);
    box-shadow: var(--shadow-sm);
    z-index: 100;
}

.admin-nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s ease;
}

.admin-nav a:hover {
    opacity: 0.8;
}

.admin-nav .logout-link {
    color: #ffcccc;
}

/* ==========================================================================
   Form Elements
   ========================================================================== */
form {
    text-align: left;
}

form label {
    display: block;
    margin-top: var(--space-lg);
    font-weight: 600;
    color: var(--color-text-medium);
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 0.7rem;
    margin-top: var(--space-xs);
    border: 1px solid var(--color-input-border);
    border-radius: var(--radius-md);
    transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-focus);
}

input[type="submit"] {
    margin-top: var(--space-xl);
    width: 100%;
    padding: var(--space-md);
    background: var(--color-primary);
    color: white;
    font-weight: bold;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background 0.2s ease;
}

input[type="submit"]:hover {
    background: var(--color-primary-hover);
}

.password-requirements {
    margin: var(--space-md) 0;
    padding: var(--space-md);
    background-color: #f8f9fa;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
}

.password-requirements p {
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--color-text-medium);
}

.password-requirements ul {
    padding-left: var(--space-lg);
    color: var(--color-text-light);
}

.password-requirements li {
    margin: var(--space-xs) 0;
}

.form-actions {
    margin-top: var(--space-lg);
    text-align: center;
}

.cancel-link {
    display: inline-block;
    margin-top: var(--space-md);
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.cancel-link:hover {
    color: var(--color-link);
    text-decoration: underline;
}

/* ==========================================================================
   Message Boxes
   ========================================================================== */
.message {
    margin: var(--space-lg) 0;
    text-align: center;
    font-weight: 500;
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.error {
    background-color: var(--color-error-bg);
    border: 1px solid var(--color-error-border);
    color: var(--color-error-text);
}

.success {
    background-color: var(--color-success-bg);
    border: 1px solid var(--color-success-border);
    color: var(--color-success-text);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.action-buttons {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-xxl);
    justify-content: center;
}

/* Button base styles */
.action-btn,
.copy-btn {
    padding: var(--space-md) var(--space-xl);
    border: none;
    border-radius: var(--radius-md);
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

/* Generate button */
.generate-btn {
    background-color: var(--color-primary);
    color: white;
}

.generate-btn:hover {
    background-color: var(--color-primary-hover);
}

/* Copy button */
.copy-btn {
    margin: var(--space-lg) 0;
    background: var(--color-primary);
    color: white;
}

.copy-btn:hover {
    background: var(--color-primary-hover);
}

/* Icon button styling */
.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    background: transparent;
    color: var(--color-text-medium);
}

.icon-btn i {
    font-size: 0.9rem;
}

/* Copy icon styles */
.copy-icon:hover {
    background-color: rgba(33, 150, 243, 0.1);
    color: #2196f3;
}

.copy-icon.copied {
    background-color: rgba(76, 175, 80, 0.1);
    color: #4caf50;
}

/* Delete icon styles */
.delete-icon:hover {
    background-color: rgba(244, 67, 54, 0.1);
    color: #f44336;
}

/* ==========================================================================
   Token Management Components
   ========================================================================== */
/* Section styling */
.token-section,
.token-list-section {
    margin-bottom: var(--space-xxl);
    padding: var(--space-lg);
    background-color: var(--color-bg-token);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.token-section h3,
.token-list-section h3 {
    margin-top: 0;
    margin-bottom: var(--space-lg);
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-sm);
}

/* Token action elements */
.token-result {
    margin-top: var(--space-lg);
}

.token-result h4 {
    color: var(--color-text-medium);
    margin-bottom: var(--space-md);
}

.token-box {
    background: #f8f8f8;
    border: 1px solid var(--color-input-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    word-break: break-all;
    font-family: monospace;
    margin: var(--space-lg) 0;
}

.link {
    display: none;
}

.token-actions {
    margin-bottom: var(--space-xl);
    color: var(--color-text-light);
}

/* Token Table */
.tokens-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.tokens-table th,
.tokens-table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    text-align: left;
}

.tokens-table th {
    background-color: var(--color-accent);
    color: white;
    font-weight: 500;
}

.tokens-table tr:last-child td {
    border-bottom: none;
}

.tokens-table tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

.tokens-table tr:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.actions-col {
    width: 85px;
}

.actions-cell {
    text-align: center;
    min-width: 80px;
}

.action-icons {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
}

.no-tokens {
    color: var(--color-text-muted);
    font-style: italic;
    margin: var(--space-lg) 0;
}

/* Token status indicators */
.status-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.used {
    background-color: #ffebee;
    color: #c62828;
}

.status-badge.unused {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.used-by {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

/* Filter controls */
.filter-controls {
    margin-bottom: var(--space-lg);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-md);
}

.filter-label {
    font-weight: 500;
    color: var(--color-text-medium);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.filter-btn {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.9rem;
    background-color: #f5f5f5;
    color: var(--color-text-medium);
    border: 1px solid var(--color-border);
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background-color: #e9e9e9;
}

.filter-btn.active {
    background-color: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

/* ==========================================================================
   Error Page Components
   ========================================================================== */
.error-message {
    margin: var(--space-xl) 0;
}

.error-description {
    margin-top: var(--space-lg);
    color: var(--color-text-medium);
    line-height: 1.5;
}

.error-page .action-buttons {
    margin-top: var(--space-xxl);
}

.error-page .action-buttons a {
    display: inline-block;
    text-decoration: none;
}

/* ==========================================================================
   Success Page Components
   ========================================================================== */
.success-message {
    margin-bottom: var(--space-xl);
}

.success-message p {
    margin-bottom: var(--space-sm);
    line-height: 1.5;
}

.success-message p strong {
    font-weight: bold;
    color: var(--color-accent);
}

.server-info {
    margin: var(--space-xl) 0;
    color: white;
    background-color: var(--color-info);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.server-info p {
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.server-info .url {
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--color-accent);
    word-wrap: break-word;
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-sm);
    margin: var(--space-sm) 0;
}

.recommendation,
.clients-info {
    margin: var(--space-xl) 0;
    color: var(--color-text-light);
}

.recommendation strong {
    font-weight: 600;
    color: var(--color-primary);
}

.recommendation a,
.clients-info a {
    text-decoration: none;
    color: var(--color-link);
    transition: color 0.2s ease;
}

.clients-info a {
    font-weight: 600;
}

.recommendation a:hover,
.clients-info a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Height adjustments */
@media (max-height: 700px) {
    body {
        align-items: flex-start;
    }

    .tokens-table {
        font-size: 0.8rem;
    }

    .tokens-table th,
    .tokens-table td {
        padding: var(--space-sm);
    }

    .token-cell {
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .delete-form {
        text-align: center;
    }
}

/* Mobile devices */
@media (max-width: 680px) {
    /* Make table container scrollable */
    .token-list-section {
        overflow-x: auto;
        padding-bottom: var(--space-md);
    }

    .tokens-table {
        min-width: 650px;
        font-size: 0.85rem;
    }

    .token-management {
        max-width: 100%;
        padding: var(--space-md);
    }

    .tokens-table th,
    .tokens-table td {
        padding: var(--space-sm);
    }

    .actions-col {
        width: 75px;
    }

    .filter-controls {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-buttons {
        width: 100%;
    }

    .filter-btn {
        flex: 1;
        text-align: center;
    }
}

@media (max-width: 600px) {
    body {
        padding: 0;
    }

    .container {
        max-width: 100%;
        width: 100%;
        margin: 0;
        border-radius: 0;
        padding: var(--space-xl);
        box-shadow: none;
    }

    .server-info {
        padding: var(--space-lg);
        border-radius: var(--radius-sm);
    }

    .server-info .url {
        font-size: 1.4rem;
    }

    input[type="text"],
    input[type="password"],
    input[type="submit"] {
        padding: var(--space-md);
        font-size: 16px;
    }

    .copy-btn {
        padding: var(--space-md) var(--space-lg);
        width: 100%;
    }

    .action-buttons {
        flex-direction: column;
        gap: var(--space-md);
    }

    .action-btn {
        width: 100%;
    }

    .tokens-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* Extra small devices */
@media (max-width: 375px) {
    h2 {
        font-size: 1.5rem;
    }

    .container {
        padding: var(--space-lg);
    }

    .server-info .url {
        font-size: 1.2rem;
    }
}