:root {
    /* Color Palette */
    --color-bg-primary: #121212;
    --color-bg-secondary: #1E1E1E;
    --color-bg-tertiary: #2C2C2C;

    --color-role-gold: #D4AF37;
    --color-role-gold-hover: #C5A028;
    --color-role-gold-light: #F4D06F;

    --color-text-primary: #FFFFFF;
    --color-text-secondary: #B3B3B3;
    --color-text-muted: #666666;
    --color-text-on-gold: #000000;

    --color-status-success: #2ECC71;
    --color-status-error: #E74C3C;
    --color-status-warning: #F1C40F;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 48px;

    /* Typography */
    --font-family-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-size-base: 16px;
    --font-size-lg: 1.25rem;
    --font-size-xl: 2rem;

    /* Borders & Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-round: 9999px;

    --border-color: #333333;
}

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

body {
    font-family: var(--font-family-sans);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Utilities */
.container {
    width: 100%;
    max-width: 480px;
    /* Mobile focused max-width for forms */
    margin: 0 auto;
    padding: var(--space-md);
}

.full-width-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-role-gold), var(--color-role-gold-hover));
    color: var(--color-text-on-gold);
    box-shadow: 0 4px 14px rgba(212, 175, 55, 0.3);
}

.btn-primary:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(212, 175, 55, 0.2);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--color-role-gold);
    color: var(--color-role-gold);
}

.card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 16px;
    /* Large padding for touch targets */
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 1.1rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-role-gold);
}

.form-control:read-only {
    opacity: 0.7;
    cursor: not-allowed;
    background-color: var(--color-bg-secondary);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    padding: 12px 24px;
    border-radius: var(--radius-round);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--color-status-success);
}

.toast.error {
    border-left: 4px solid var(--color-status-error);
}

.toast.warning {
    border-left: 4px solid var(--color-status-warning);
}

/* Logo Text */
.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-role-gold);
    text-align: center;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.5px;
}

/* MODAL SYSTEM */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background-color: var(--color-bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}