/* Userism Billing Reports UI Styles */

:root {
    --primary-color: #e94848;
    --primary-hover: #d73b3b;
    --success-color: #16a34a;
    --error-color: #dc2626;
    --warning-color: #d97706;
    --background: #f8fafc;
    --card-background: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --input-border: #cbd5e1;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 480px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Logo */
.logo {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

.logo-small {
    width: 40px;
    height: 40px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.header-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.logout-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

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

/* Card */
.card {
    background-color: var(--card-background);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Form Elements */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-group select,
.form-group input {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--input-border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    color: var(--text-primary);
    background-color: var(--card-background);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.btn-primary:disabled {
    background-color: var(--input-border);
    cursor: not-allowed;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #15803d;
}

/* Loading State */
.btn-loading {
    position: relative;
    color: transparent;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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

/* Result Box */
.result-box {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 0.375rem;
    display: none;
}

.result-box.visible {
    display: block;
}

.result-box.success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
}

.result-box.error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
}

.result-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.result-box.success .result-title {
    color: var(--success-color);
}

.result-box.error .result-title {
    color: var(--error-color);
}

.result-details {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.result-details p {
    margin-bottom: 0.25rem;
}

.download-btn {
    margin-top: 0.75rem;
}

/* Login Form */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background);
}

.login-card {
    width: 100%;
    max-width: 400px;
    margin: 1rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.login-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: var(--error-color);
    padding: 0.75rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    display: none;
}

.login-error.visible {
    display: block;
}

/* Password Requirements */
.password-requirements {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Change Password Form */
.change-password-note {
    background-color: #fefce8;
    border: 1px solid #fef08a;
    color: var(--warning-color);
    padding: 0.75rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

/* User Info */
.user-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

/* Hidden */
.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Icons (using Unicode) */
.icon-check::before {
    content: '\2713';
    margin-right: 0.25rem;
}

.icon-error::before {
    content: '\2717';
    margin-right: 0.25rem;
}

.icon-download::before {
    content: '\2B07';
    margin-right: 0.5rem;
}