:root {
    --bg-color: #121212;
    --container-bg: #1e1e1e;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --accent-color: #0A84FF;
    --accent-hover: #0070e0;
    --border-color: #333333;
    --input-bg: #2c2c2c;
    --error-color: #FF453A;
    --success-color: #32D74B;
}

/* Base styles for dark app pages only */
.dark-app {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
}

.dark-app .container {
    background-color: var(--container-bg);
    width: 90%;
    max-width: 400px;
    padding: 30px 20px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    box-sizing: border-box;
    margin: 60px auto;
    text-align: center;
}

.dark-app h1, .dark-app h2, .dark-app h3, .dark-app h4 {
    color: #ffffff;
    margin-top: 0;
}

.dark-app .form-group {
    margin-bottom: 20px;
    text-align: left;
}

.dark-app .form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 8px;
    margin-left: 4px;
}

.dark-app input[type="text"],
.dark-app input[type="email"],
.dark-app input[type="password"],
.dark-app input[type="number"],
.dark-app select {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: #ffffff;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.dark-app input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.dark-app button, .dark-app .btn {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: transform 0.1s, background-color 0.2s;
    display: inline-block;
    text-decoration: none;
    text-align: center;
    box-sizing: border-box;
}

.dark-app .btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.dark-app .btn-outline {
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.dark-app .btn-danger {
    background-color: var(--error-color);
    color: white;
}

.dark-app .logo-app {
    height: 80px;
    margin-bottom: 24px;
    border-radius: 18px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

.dark-app .alert {
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
}

.dark-app .alert-info {
    background-color: rgba(10, 132, 255, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(10, 132, 255, 0.3);
}

.dark-app .alert-error {
    background-color: rgba(255, 69, 58, 0.15);
    color: var(--error-color);
    border: 1px solid rgba(255, 69, 58, 0.3);
}

.dark-app .table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    color: var(--text-color);
}

.dark-app .table th, .dark-app .table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

/* iOS Mail App Styles - COMPLETELY INDEPENDENT */
.ios-mail {
    background-color: #F2F2F7;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    color: #000000;
}

.ios-mail * {
    box-sizing: border-box;
}

.ios-mail .mail-container {
    background-color: #FFFFFF;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.ios-mail .mail-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 10px 16px;
    background-color: #FFFFFF;
    border-bottom: 0.5px solid #C6C6C8;
    position: sticky;
    top: 0;
    z-index: 100;
}

.ios-mail .header-left, .ios-mail .header-center, .ios-mail .header-right {
    display: flex;
    align-items: center;
}

.ios-mail .header-left { justify-content: flex-start; }
.ios-mail .header-center { justify-content: center; }
.ios-mail .header-right { justify-content: flex-end; }

.ios-mail .header-center .title {
    font-weight: 600;
    font-size: 17px;
    color: #000000;
}

.ios-mail .cancel-btn {
    color: #007AFF;
    text-decoration: none;
    font-size: 17px;
}

.ios-mail .send-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
}

.ios-mail .mail-form {
    padding: 0 16px;
}

.ios-mail .field-row {
    display: flex;
    align-items: center;
    padding: 11px 0;
    border-bottom: 0.5px solid #C6C6C8;
}

.ios-mail .field-row.no-border {
    border-bottom: none;
}

.ios-mail .field-row label {
    color: #8E8E93;
    font-size: 15px;
    width: 65px;
    flex-shrink: 0;
}

.ios-mail .field-row input {
    border: none !important;
    outline: none !important;
    font-size: 15px;
    width: 100% !important;
    background: transparent !important;
    color: #000000 !important;
    padding: 0 !important;
    margin: 0 !important;
    height: auto !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.ios-mail .plus-icon {
    display: flex;
    align-items: center;
    margin-left: 8px;
}

.ios-mail .mail-body {
    padding-top: 20px;
    text-align: center;
    flex-grow: 1;
    background-color: #FFFFFF;
}

.ios-mail .prediction-container {
    width: 100%;
    padding: 0 8px;
}

.ios-mail .prediction-preview {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}