@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --font-primary: 'Inter', sans-serif;
    --color-primary: #4a4a4a;
    --color-secondary: #6c757d;
    --color-background: hsl(27.5, 92.31%, 94.9%, 1);
    --color-text: #2c3e50;
    --color-muted: #64748b;
    --color-accent: #5050e0;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --transition-all: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

.container {
    max-width: 600px;
    margin: var(--spacing-xl) auto;
    padding: 0 var(--spacing-md);
}

/* Content Sections */
.content-section {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--color-accent), var(--color-success));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.section-description {
    font-size: 16px;
    color: var(--color-muted);
}

/* Form Styling */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.form-control-container {
    position: relative;
    display: flex;
    align-items: center;
}

.form-control-container i {
    position: absolute;
    left: var(--spacing-md);
    color: var(--color-muted);
    font-size: 18px;
    pointer-events: none;
}

.form-control {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) * 2.5);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    background: white;
    transition: var(--transition-all);
    color: #000000;
}

.form-control::placeholder {
    color: var(--color-muted);
    font-weight: normal;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(80, 80, 224, 0.1);
}

.form-control[readonly] {
    background-color: #f8f9fa;
    cursor: not-allowed;
    color: #000000;
    border: 1px solid rgba(0, 0, 0, 0.1);
    font-weight: 500;
}

#currentEmail {
    color: #000000 !important;
    -webkit-text-fill-color: #000000 !important;
    opacity: 1 !important;
}

.form-text {
    font-size: 14px;
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
}

/* Buttons */
.button-group {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-all);
    border: none;
    text-decoration: none;
}

.btn i {
    font-size: 18px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

/* Validation Messages */
.validation-message {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
}

.validation-message i {
    font-size: 18px;
}

.validation-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.validation-message.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }

    .content-section {
        padding: var(--spacing-lg);
    }

    .section-header h1 {
        font-size: 24px;
    }

    .button-group {
        grid-template-columns: 1fr;
    }
}

.current-email-display {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    margin-top: 8px;
}

.current-email-display i {
    color: #6c757d;
    font-size: 1.1em;
}

.current-email-display span {
    color: #212529;
    font-size: 1rem;
    font-weight: 500;
}