/* ================================================
   AI Trainingsplatform - Main Stylesheet
   Van Leek tot Goeroe
   ================================================ */

/* ================================================
   CSS VARIABLES
   ================================================ */
:root {
    /* Level Colors */
    --leek-color: #184E77;
    --leek-tab-color: #D9ED92;
    --beginner-color: #1E6091;
    --beginner-tab-color: #B5E48C;
    --advanced-color: #1A759F;
    --advanced-tab-color: #99D98C;
    --expert-color: #168AAD;
    --expert-tab-color: #B5E48C;
    --specialist-color: #99D98C;
    --specialist-tab-color: #168AAD;
    --authority-color: #B5E48C;
    --authority-tab-color: #1E6091;
    --guru-color: #D9ED92;
    --guru-tab-color: #184E77;
    --slotje-color: #ffe5ec;
    --slotje-tab-color: #ffc2d1;
    --slotje-color-hover: #f7ede2;
    
    /* General Colors */
    --background-color: #FFFFFF;
    --header-color: #184E77;
    --menu-color: #34A0A4;
    --background-footer: #52B69A;
    --text-color: #333333;
    --accent-color: #D9ED92;
    --shadow-color: #093151;

    /* Level Accent Colors */
    --accent-leek: #EE9B00;
    --accent-beginner: #669bbc;
    --accent-advanced: #ccd5ae;
    --accent-expert: #d6ce93;
    --accent-specialist: #2d6a4f;
    --accent-authority: #16697a;
    --accent-guru: #003048;

    /* Tooltip Variables */
    --tooltip-bg: #444040;
    --tooltip-fg: #fff;
    --tooltip-radius: .375rem;
    --tooltip-padding: .5rem .75rem;
}

/* ================================================
   BASE STYLES
   ================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f0fff1;
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ================================================
   HEADER STYLES
   ================================================ */
header {
    background: linear-gradient(45deg, var(--header-color), var(--background-footer), var(--accent-color));
    color: white;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.branding {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.logo-afbeelding img {
    height: 75px;
    width: auto;
    margin-right: 60px;
    border-radius: 10px;
    box-shadow: var(--accent-color) 0px 5px 15px;
}

.logo-lynt img {
    height: 100px;
    width: auto;
    margin-left: 250px;
    border-radius: 10px;
}

.logo-container h1 {
    font-size: 2.4rem;
    font-weight: 600;
    -webkit-text-stroke: 2px var(--accent-color);
}

.logo-container h1 a.unstyled-link {
    color: inherit;
    text-decoration: none;
    font: inherit;
    margin-left: 40px;
}

.logo-container p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-left: 40px;
}

/* ================================================
   TOOLTIPS
   ================================================ */
.tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .22rem .2em;
    font-size: 1rem;
    background: none;
    border: none;
    cursor: help;
    color: inherit;
    text-decoration: underline;
}

.tooltip::after {
    content: attr(aria-label);
    position: absolute;
    left: 50%;
    bottom: calc(100% + .5rem);
    transform: translate(-50%, -.25rem) scale(.95);
    background: var(--tooltip-bg);
    color: var(--tooltip-fg);
    padding: var(--tooltip-padding);
    border-radius: var(--tooltip-radius);
    font-size: .875rem;
    white-space: nowrap;
    box-shadow: 0 4px 10px rgba(0,0,0,.15);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
    z-index: 100;
}

.tooltip::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: calc(100% + .25rem - 1px);
    width: .5rem;
    height: .5rem;
    background: var(--tooltip-bg);
    transform: translateX(-50%) rotate(45deg);
    opacity: 0;
    transition: opacity .2s ease;
    pointer-events: none;
    z-index: 99;
}

.tooltip:hover::after,
.tooltip:focus-visible::after,
.tooltip:hover::before,
.tooltip:focus-visible::before {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
}

/* ================================================
   NAVIGATION TABS
   ================================================ */
.tabs-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    background: linear-gradient(45deg, rgba(240, 255, 241, 0) 0%, var(--beginner-color) 50%, rgba(240, 255, 241, 0) 100%);
    padding: 0.5rem;
    box-shadow: 0 2px 4px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.tab {
    padding: .2rem .5rem;
    margin: 0.4rem;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
    font-size: larger;
    font-weight: 400;
    text-align: center;
    min-width: 150px;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

.tab:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.tab.active {
    transform: translateY(-5px);
    box-shadow: rgba(6, 24, 44, 0.4) 0px 0px 0px 2px, rgba(6, 24, 44, 0.65) 0px 4px 6px -1px, rgba(255, 255, 255, 0.08) 0px 1px 0px inset;
    border: 1px solid var(--accent-leek);
}

/* Tab Colors */
.tab[data-tab="leek"] {
    background-color: var(--leek-color);
    color: var(--leek-tab-color);
}

.tab[data-tab="beginner"] {
    background-color: var(--beginner-color);
    color: var(--beginner-tab-color);
}

.tab[data-tab="advanced"] {
    background-color: var(--advanced-color);
    color: var(--advanced-tab-color);
}

.tab[data-tab="expert"] {
    background-color: var(--expert-color);
    color: var(--expert-tab-color);
}

.tab[data-tab="specialist"] {
    background-color: var(--specialist-color);
    color: var(--specialist-tab-color);
}

.tab[data-tab="authority"] {
    background-color: var(--authority-color);
    color: var(--authority-tab-color);
}

.tab[data-tab="guru"] {
    background-color: var(--guru-color);
    color: var(--guru-tab-color);
}

/* ================================================
   MAIN CONTENT AREA
   ================================================ */
main {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Loading States */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    text-align: center;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(74, 111, 165, 0.2);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 1rem;
}

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

/* ================================================
   TAB CONTENT STYLES
   ================================================ */
.tab-content {
    background-color: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 8px var(--shadow-color);
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(0, 0, 0, 0.1);
}

.tab-emoji {
    font-size: 2rem;
    margin-right: 1rem;
}

.tab-title {
    font-size: 2rem;
    font-weight: 500;
    margin: 0;
    flex: 1;
}

.tab-right {
    background-color: white;
    color: black;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    padding: 0.2rem 0.5rem;
    margin: 0.4rem;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
    font-size: larger;
    font-weight: 400;
    text-align: center;
    min-width: 150px;
    text-decoration: none;
    display: inline-block;
}

.tab-right:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

a.tab-right {
    text-decoration: none !important;
}

a.tab-right:hover {
    text-decoration: none !important;
    color: var(--accent-color);
}

.level-description {
    margin-bottom: 2rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ================================================
   AI PROGRESS SECTIONS
   ================================================ */
.ai-progress {
    font-family: 'Segoe UI', sans-serif;
    font-size: 1rem;
    width: auto;
    margin: 0 auto;
    padding: 2rem;
    border-radius: 20px;
    line-height: 1.3;
    color: var(--text-color);
    background-color: #fff;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

.ai-progress h1 {
    font-size: 2rem;
    color: var(--header-color);
    margin-bottom: 1rem;
}

.ai-progress h2 {
    font-size: 1.5rem;
    color: var(--header-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.ai-progress p {
    margin-bottom: 1rem;
}

.ai-progress em {
    font-style: italic;
    color: var(--text-color);
}

.ai-progress strong {
    font-weight: 600;
    color: var(--text-color);
}

.ai-progress ul {
    margin: 1rem 0 1rem 1.5rem;
    padding: 0;
    list-style-type: disc;
    color: #333;
}

.ai-progress li {
    margin-bottom: 0.5rem;
}

.tip-box {
    background: #f0f8ff;
    padding: 1rem;
    border-left: 4px solid #007acc;
    border-radius: 4px;
    margin: 2rem 0;
}

.tip-box p {
    margin: 0;
    font-style: normal;
}

.emoji {
    font-size: 1.2em;
    margin-right: 8px;
}

/* ================================================
   PERSONAGES FRAME
   ================================================ */
.personages-frame {
    width: auto;
    height: 150px;
    background-color: #FDFAF6;
    border-radius: 35px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    box-shadow: var(--beginner-color) 0px 5px 15px;
    margin-bottom: 30px;
    margin-left: auto;
}

.personages-frame:hover {
    box-shadow: var(--beginner-tab-color) 0px 2px 6px;
    transform: translateY(-1px);
}

.personages-text {
    flex: 1;
    font-size: 16px;
    text-align: left;
    font-style: italic;
    color: #000;
    margin-left: 100px;
}

.personages-text h1 {
    font-size: 18px;
    text-align: left;
    font-weight: bold;
}

.image-container {
    width: 140px;
    height: 140px;
    overflow: hidden;
    border-radius: 50%;
    background-color: bisque;
    box-shadow: rgba(6, 24, 44, 0.4) 0px 0px 0px 2px, rgba(6, 24, 44, 0.65) 0px 4px 6px -1px, rgba(255, 255, 255, 0.08) 0px 1px 0px inset;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ================================================
   GAME CONTAINERS
   ================================================ */
.game-container {
    margin: 1.8rem 0;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-color);
}

/* Game Container Collapsed State */
.game-container.collapsed .game-iframe {
    display: none;
    height: 0 !important;
}

/* Game Container Types */
.game-container[data-page="scan"] {
    background-color: #FFFFFF;
    color: var(--header-color);
    box-shadow: var(--leek-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="scan"]:hover {
    box-shadow: var(--leek-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="doel"] {
    background: linear-gradient(135deg, var(--guru-color), var(--accent-color));
    color: var(--header-color);
    box-shadow: var(--leek-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="doel"]:hover {
    box-shadow: var(--leek-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

/* Level-specific Game Containers */
.game-container[data-page="leek"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--leek-tab-color));
    box-shadow: var(--leek-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="leek"]:hover {
    box-shadow: var(--leek-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="beginner"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--beginner-tab-color));
    box-shadow: var(--beginner-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="beginner"]:hover {
    box-shadow: var(--beginner-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="advanced"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--advanced-tab-color));
    box-shadow: var(--advanced-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="advanced"]:hover {
    box-shadow: var(--advanced-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="expert"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--expert-tab-color));
    box-shadow: var(--expert-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="expert"]:hover {
    box-shadow: var(--expert-tab-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="specialist"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--specialist-tab-color));
    box-shadow: var(--specialist-tab-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="specialist"]:hover {
    box-shadow: var(--specialist-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="authority"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--authority-tab-color));
    box-shadow: var(--authority-tab-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="authority"]:hover {
    box-shadow: var(--authority-color) 0px 5px 8px;
    transform: translateY(-2px);
}

.game-container[data-page="guru"] {
    color: var(--leek-color);
    background: linear-gradient(45deg, var(--background-color), var(--guru-tab-color));
    box-shadow: var(--guru-tab-color) 0px 5px 15px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.game-container[data-page="guru"]:hover {
    box-shadow: var(--guru-color) 0px 5px 8px;
    transform: translateY(-2px);
}

/* Game Header */
.game-header {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem;
    font-weight: 400;
    cursor: pointer;
    box-shadow: var(--authority-color) 0px 5px 8px;
}

.game-header h3 {
    margin: 0;
    font-size: 1.2rem;
    white-space: nowrap;
    z-index: 1;
}

/* Game Header Colors per Level */
.game-container[data-page="leek"] h3 { color: var(--leek-color); }
.game-container[data-page="beginner"] h3 { color: var(--leek-color); }
.game-container[data-page="advanced"] h3 { color: var(--leek-color); }
.game-container[data-page="expert"] h3 { color: var(--leek-color); }
.game-container[data-page="specialist"] h3 { color: var(--leek-color); }
.game-container[data-page="authority"] h3 { color: var(--leek-color); }
.game-container[data-page="guru"] h3 { color: var(--leek-color); }

.game-header .subtitel {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1rem;
    color: var(--background-color);
    text-align: center;
    z-index: 0;
    pointer-events: none;
}

.game-header .aitool {
    color: var(--header-color);
    font-weight: bold;
}

/* Subtitle Colors per Level */
.game-container[data-page="scan"] .subtitel { color: var(--leek-color); }
.game-container[data-page="doel"] .subtitel { color: var(--leek-color); }
.game-container[data-page="leek"] .subtitel { color: var(--leek-color); }
.game-container[data-page="beginner"] .subtitel { color: var(--leek-color); }
.game-container[data-page="advanced"] .subtitel { color: var(--leek-color); }
.game-container[data-page="expert"] .subtitel { color: var(--leek-color); }
.game-container[data-page="specialist"] .subtitel { color: var(--leek-color); }
.game-container[data-page="authority"] .subtitel { color: var(--leek-color); }
.game-container[data-page="guru"] .subtitel { color: var(--leek-color); }

.game-header .toggle-arrow {
    font-size: 1.4rem;
    color: var(--background-color);
    z-index: 1;
}

/* Toggle Arrow Colors */
.game-container[data-page="scan"] .toggle-arrow { color: var(--beginner-color) !important; }
.game-container[data-page="doel"] .toggle-arrow { color: var(--beginner-color) !important; }
.game-container[data-page="leek"] .toggle-arrow { color: var(--beginner-color) !important; }
.game-container[data-page="beginner"] .toggle-arrow { color: var(--beginner-color) !important; }

.game-iframe {
    width: 100%;
    height: 500px;
    border: none;
}

/* ================================================
   EXERCISE STYLES
   ================================================ */
.exercise-list {
    margin: 2rem 0;
}

.exercise-item {
    background-color: rgba(255, 255, 255, 0.8);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow-color);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.exercise-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.exercise-title {
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.exercise-title::before {
    content: "🎮";
    margin-right: 0.5rem;
}

/* ================================================
   IFRAME STYLES
   ================================================ */
iframe {
    border: none !important;
    box-shadow: none !important;
    overflow: hidden !important;
    margin: 0 auto;
}

.sponsor {
    width: 750px;
    height: 100px;
    border: none;
    text-align: center;
    margin: 0 auto 45px auto;
}

/* ================================================
   LOGIN/AUTHENTICATION STYLES
   ================================================ */
.login-wrapper {
    font-family: Arial, sans-serif;
    background: linear-gradient(145deg, #ffffff, #ffe5d9);
    display: flex;
    justify-content: center;
    max-height: 900px;
    padding: 2rem;
    color: var(--accent-color);
    box-shadow: 0 4px 6px var(--background-footer);
    border-radius: 30px;
    border: 1px solid var(--accent-color);
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.login-wrapper form {
    background-color: var(--background-footer);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
}

.login-wrapper h1 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--background-footer);
}

.login-wrapper h4 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--background-footer);
    font-size: 1.2rem;
    font-weight: 600;
    padding-top: 1.5rem;
}

.login-wrapper label {
    display: block;
    margin-top: 1rem;
    font-weight: bold;
}

.register-line {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
}

.register-line a {
    white-space: nowrap;
}

.login-wrapper input[type="text"],
.login-wrapper input[type="email"],
.login-wrapper input[type="password"],
.login-wrapper input[type="number"],
.login-wrapper select {
    width: 100%;
    padding: 0.75rem;
    margin-top: 0.5rem;
    border: none;
    border-radius: 5px;
    box-sizing: border-box;
}

.login-wrapper button {
    width: 100%;
    padding: 0.75rem;
    margin-top: 1.5rem;
    background-color: var(--accent-color);
    border: none;
    border-radius: 5px;
    color: var(--background-footer);
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

.login-wrapper button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.login-wrapper a {
    color: var(--background-footer);
    text-decoration: none;
    display: block;
    margin-top: 1rem;
    text-align: center;
}

.login-wrapper a:hover {
    text-decoration: underline;
}

.login-wrapper .logout-btn {
    width: 140px;
    margin-top: 1rem;
    font-size: larger;
    padding: 0.5rem 1rem;
    background-color: var(--accent-color);
    color: var(--background-footer);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

.login-wrapper .logout-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

/* ================================================
   OAUTH INTEGRATION STYLES
   ================================================ */
.oauth-header {
    position: fixed;
    top: 0;
    right: 0;
    background: transparent;
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 0 0 0 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1001;
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* User Avatar Styles */
.user-avatar-container {
    position: relative;
    display: inline-block;
    padding-right: 15px;
}

.user-avatar {
    cursor: pointer;
    transition: transform 0.2s ease;
}

.user-avatar:hover {
    transform: scale(1.05);
}

.avatar-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4285f4, #34a853);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    border: 2px solid rgba(255,255,255,0.2);
}

/* Dropdown Menu */
.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.08);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1002;
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 1rem;
    border-bottom: 1px solid #f0f0f0;
}

.user-name {
    display: block;
    font-weight: 600;
    color: #333;
    font-size: 0.95rem;
}

.user-email {
    display: block;
    color: #666;
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.dropdown-divider {
    height: 1px;
    background: #f0f0f0;
    margin: 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: #555;
    text-decoration: none;
    transition: background-color 0.2s ease;
    font-size: 0.9rem;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #333;
}

.dropdown-item i {
    margin-right: 0.75rem;
    width: 16px;
    color: #666;
}

.dropdown-item:last-child {
    border-radius: 0 0 12px 12px;
}

.oauth-btn {
    padding: 0.4rem 1rem;
    border: none;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.oauth-btn-primary {
    background: #4285f4;
    color: white;
}

.oauth-btn-primary:hover {
    background: #3367d6;
    transform: translateY(-1px);
}

.oauth-btn-outline {
    background: transparent;
    color: #4285f4;
    border: 1px solid #4285f4;
}

.oauth-btn-outline:hover {
    background: #4285f4;
    color: white;
}

.oauth-welcome {
    font-size: 0.9rem;
    color: #333;
    margin-right: 0.5rem;
}

/* Hide original login/register tabs for OAuth users */
.oauth-logged-in .tab[data-tab="login"],
.oauth-logged-in .tab[data-tab="register"] {
    display: none;
}

/* OAuth-specific dashboard styling */
.oauth-user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.oauth-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #4285f4;
}

.oauth-welcome-banner {
    background: linear-gradient(135deg, #4285f4, #34a853);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
}

/* ================================================
   SCROLL TO TOP BUTTON
   ================================================ */
#scrollToTopBtn {
    position: fixed;
    bottom: 180px;
    right: 19px;
    z-index: 999;
    font-size: 1.5rem;
    background-color: var(--header-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 64px;
    height: 64px;
    cursor: pointer;
    box-shadow: 0 4px 8px var(--background-footer);
    display: none;
    transition: opacity 0.3s ease;
}

#scrollToTopBtn:hover {
    background-color: var(--background-footer);
}

/* ================================================
   NOTES/MODAL SYSTEM
   ================================================ */
.container-notities {
    max-width: 1130px;
    width: 100%;
    margin: 10px auto;
    border-radius: 20px;
    padding: 0;
    box-shadow: 0 px 10px #B5E48C;
    backdrop-filter: blur(10px);
}

.options-container {
    display: flex;
    gap: 30px;
    justify-content: space-between;
    margin-bottom: 0;
    flex-wrap: wrap;
}

.option-card {
    flex: 1;
    min-width: 160px;
    background: linear-gradient(145deg, #ffffff, #ffe5d9);
    border-radius: 15px;
    padding: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px var(--menu-color);
    border: 1px solid var(--menu-color);
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border-color: #667eea;
}

.option-card h3 {
    color: #333;
    font-size: 1.3em;
    margin-bottom: 15px;
    font-weight: 500;
}

.option-card .icon {
    font-size: 3em;
    margin-bottom: 20px;
    color: #667eea;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.4s ease;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: #333;
}

.modal h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.8em;
    font-weight: 500;
}

.description {
    background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 25px;
    font-size: 0.9em;
    color: #666;
    border-left: 4px solid #667eea;
}

textarea {
    width: 100%;
    min-height: 200px;
    padding: 20px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-family: inherit;
    font-size: 16px;
    resize: vertical;
    transition: border-color 0.3s ease;
    outline: none;
}

textarea:focus {
    border-color: #667eea;
    box-shadow: 0 0 15px rgba(102, 126, 234, 0.2);
}

.save-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    cursor: pointer;
    margin-top: 20px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    width: 100%;
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.save-status {
    margin-top: 15px;
    padding: 10px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.save-status.success {
    background: #d4edda;
    color: #155724;
    opacity: 1;
}

.save-status.show {
    opacity: 1;
}

.modal-content.closing {
    animation: slideOut 0.3s ease;
}

/* Modal Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
}

/* ================================================
   FLOATING CONTACT BUTTON
   ================================================ */
.floating-contact {
    position: fixed;
    bottom: 100px;
    right: 19px;
    z-index: 1000;
    animation: bounceIn 1s ease-out;
}

@keyframes bounceIn {
    0% { transform: scale(0) rotate(0deg); }
    50% { transform: scale(1.2) rotate(180deg); }
    100% { transform: scale(1) rotate(360deg); }
}

.contact-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.contact-btn:hover {
    transform: scale(1.1) rotate(360deg);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.6);
}

.contact-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transition: all 0.3s ease;
    transform: translate(-50%, -50%);
}

.contact-btn:hover::before {
    width: 100%;
    height: 100%;
}

.contact-btn span {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.contact-btn.active span {
    transform: rotate(45deg);
}

/* Contact Popup */
.contact-popup {
    position: fixed;
    bottom: 160px;
    right: 30px;
    width: 350px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: translateY(20px) scale(0.8);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 999;
}

.contact-popup.active {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
}

.popup-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.popup-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #374151;
    margin-bottom: 0.5rem;
}

.popup-subtitle {
    color: #6b7280;
    font-size: 0.9rem;
}

.popup-content {
    text-align: center;
}

.popup-email {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1rem 0;
    transition: all 0.3s ease;
}

.popup-email:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.15);
}

.email-link {
    font-size: 1.1rem;
    color: #667eea;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.email-link:hover {
    color: #764ba2;
}

.popup-message {
    color: #4b5563;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-top: 1rem;
}

/* Popup Arrow */
.contact-popup::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 45px;
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.95);
    transform: rotate(45deg);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* ================================================
   WELCOME/LANDING PAGE STYLES
   ================================================ */
.welcome-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.hero-intro {
    text-align: center;
    margin-bottom: 3rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8fffe, #f0f9ff);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(24, 78, 119, 0.1);
}

.hero-intro h2 {
    font-size: 2.5rem;
    color: var(--header-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.intro-text {
    font-size: 1.2rem;
    color: var(--text-color);
    line-height: 1.6;
    max-width: 850px;
    margin: 0 auto;
}

.level-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.level-preview-card {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.level-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Level Preview Card Colors */
.level-preview-card[data-level="leek"] { border-color: var(--leek-tab-color); }
.level-preview-card[data-level="beginner"] { border-color: var(--beginner-tab-color); }
.level-preview-card[data-level="advanced"] { border-color: var(--advanced-tab-color); }
.level-preview-card[data-level="expert"] { border-color: var(--expert-tab-color); }
.level-preview-card[data-level="specialist"] { border-color: var(--specialist-tab-color); }
.level-preview-card[data-level="authority"] { border-color: var(--authority-tab-color); }
.level-preview-card[data-level="guru"] { border-color: var(--guru-tab-color); }

.level-icon {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
}

.level-preview-card h3 {
    font-size: 1.4rem;
    color: var(--header-color);
    margin-bottom: 0.5rem;
    text-align: center;
}

.level-preview-card p {
    color: var(--text-color);
    line-height: 1.5;
    margin-bottom: 1rem;
    text-align: center;
}

.level-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.feature-tag {
    background: var(--accent-color);
    color: var(--header-color);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.quick-start-section {
    background: linear-gradient(135deg, var(--background-footer), var(--menu-color));
    color: white;
    padding: 2rem;
    border-radius: 20px;
    margin-bottom: 3rem;
    text-align: center;
}

.quick-start-section h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.quick-start-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.quick-start-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-start-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.qs-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.quick-start-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.platform-features {
    margin-bottom: 3rem;
}

.platform-features h3 {
    font-size: 1.8rem;
    color: var(--header-color);
    text-align: center;
    margin-bottom: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-3px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-item h4 {
    color: var(--header-color);
    margin-bottom: 0.5rem;
}

.cta-section {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8fffe, #f0f9ff);
    border-radius: 20px;
}

.cta-section h3 {
    font-size: 1.8rem;
    color: var(--header-color);
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-btn.primary {
    background: linear-gradient(135deg, var(--header-color), var(--background-footer));
    color: white;
    box-shadow: 0 4px 15px rgba(24, 78, 119, 0.3);
}

.cta-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(24, 78, 119, 0.4);
}

.cta-btn.secondary {
    background: white;
    color: var(--header-color);
    border: 2px solid var(--header-color);
}

.cta-btn.secondary:hover {
    background: var(--header-color);
    color: white;
}

/* ================================================
   FOOTER
   ================================================ */
footer {
    background-color: var(--background-footer);
    color: white;
    text-align: center;
    padding: 1.5rem;
    margin-top: 2rem;
}

/* ================================================
   ACCOUNT RESTRICTIONS & PREMIUM CONTENT
   ================================================ */

/* Restricted access styling for locked content */
.game-container.restricted-access {
    opacity: 0.6;
    position: relative;
}

.game-container.restricted-access .game-header {
    background: linear-gradient(135deg, var(--slotje-tab-color), var(--slotje-color)) !important;
    cursor: pointer !important;
}

.game-container.restricted-access .game-header:hover {
    background: linear-gradient(135deg, var(--slotje-color-hover), var(--slotje-color)) !important;
    transform: translateY(-1px);
}

.game-container.restricted-access .slotje {
    animation: pulse 2s infinite;
    position: absolute;
    right: 10%;
    font-size: 2.4rem;
    text-shadow: 0 0 15px var(--leek-color);
}

.game-container.restricted-access .toggle-arrow { color: var(--leek-color) !important; }
.game-container.restricted-access .subtitel { color: #000; }
.game-container.restricted-access h3 { color: #000; }

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.7; }
    100% { opacity: 1; }
}

/* Premium badge for unlocked content */
.game-container .premium-unlocked {
    display: inline-block;
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    margin-left: 8px;
    font-weight: 500;
}

/* Quiz Score Display */
.quiz-score {
    position: absolute;
    right: 15%;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    color: var(--header-color);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.quiz-score.updated {
    animation: scoreUpdate 0.5s ease;
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

@keyframes scoreUpdate {
    0% { transform: translateY(-50%) scale(1); }
    50% { transform: translateY(-50%) scale(1.1); }
    100% { transform: translateY(-50%) scale(1); }
}

/* Game Points Display - Same styling as quiz scores */
.game-points {
    position: absolute;
    right: 15%;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    color: var(--header-color);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.game-points.updated {
    animation: scoreUpdate 0.5s ease;
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

/* Game Best Points Display - Same styling as quiz best scores */
.game-best-points {
    position: absolute;
    right: 8%;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.8);
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    color: #666;
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    z-index: 9;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */
@media (max-width: 768px) {
    /* Navigation */
    .tabs-container {
        flex-direction: column;
        align-items: center;
    }
    
    .tab {
        width: 90%;
        margin: 0.3rem;
    }
    
    .tab-header {
        flex-direction: column;
        text-align: center;
    }
    
    .tab-emoji {
        margin-right: 0;
        margin-bottom: 0.5rem;
    }
    
    .game-iframe {
        height: 350px;
    }

    /* Landing Page */
    .hero-intro h2 {
        font-size: 2rem;
    }
    
    .intro-text {
        font-size: 1rem;
    }
    
    .level-overview-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-start-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-btn {
        width: 100%;
        max-width: 300px;
    }

    /* Notes/Modal System */
    .options-container {
        flex-direction: column;
    }
    
    .container {
        padding: 20px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .modal-content {
        padding: 30px 20px;
        width: 95%;
    }
}

        /* Dashboard Container Layout Fix */
        .admin-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 1rem;
            min-height: 100vh;
            background: #f8f9fa;
        }

        /* Content sections padding */
        .admin-content {
            padding: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        /* Welcome banner container width */
        .oauth-welcome-banner {
            max-width: 1200px;
            margin: 1rem auto;
            background: linear-gradient(135deg, #4285f4, #34a853);
            color: white;
            padding: 1.5rem 2rem;
            border-radius: 12px;
            text-align: center;
        }

        /* Navigation bar centered */
        .admin-nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Additional dashboard-specific styles */
        .dashboard-card {
            background: white;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .dashboard-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
            max-width: 1000px;
        }

        /* Stats grid improvements */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
            max-width: 800px;
        }

        /* Settings grid improvements */
        .settings-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            max-width: 1000px;
        }

        .card-header {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }

        .card-icon {
            font-size: 2rem;
        }

        .card-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: #333;
            margin: 0;
        }

        .card-content {
            color: #666;
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .card-action .btn {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            background: linear-gradient(135deg, #4285f4, #34a853);
            color: white;
            text-decoration: none;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .card-action .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(66, 133, 244, 0.3);
        }

        .coming-soon {
            text-align: center;
            padding: 3rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }

        .coming-soon h3 {
            font-size: 1.5rem;
            color: #333;
            margin-bottom: 1rem;
        }

        .coming-soon p {
            color: #666;
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .oauth-info {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem;
            background: #f8f9fa;
            border-radius: 6px;
            border: 1px solid #dee2e6;
        }

        .login-time, .account-type {
            font-weight: 500;
            color: #4285f4;
        }

        .btn-danger {
            background: #dc3545;
            color: white;
            padding: 0.5rem 1rem;
            border: none;
            border-radius: 6px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: background 0.3s;
        }

        .btn-danger:hover {
            background: #c82333;
        }

        /* Responsive improvements */
        @media (max-width: 1200px) {
            .admin-container {
                max-width: 100%;
                padding: 0 0.5rem;
            }
            
            .admin-content {
                padding: 1.5rem;
            }
            
            .oauth-welcome-banner {
                margin: 1rem 0.5rem;
                padding: 1rem 1.5rem;
            }
            
            .admin-nav {
                padding: 0 1rem;
            }
        }

        @media (max-width: 768px) {
            .admin-content {
                padding: 1rem;
            }
            
            .dashboard-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            
            .settings-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            
            .oauth-welcome-banner {
                margin: 1rem 0;
                padding: 1rem;
            }
            
            .admin-nav {
                padding: 0 0.5rem;
                overflow-x: auto;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .dashboard-card {
                padding: 1rem;
            }
            
            .oauth-welcome-banner h2 {
                font-size: 1.5rem;
            }
            
            .oauth-welcome-banner p {
                font-size: 0.9rem;
            }
        }