/* ========================================
   Settings Page - Cyberpunk Theme
   ======================================== */

/* Header */
header {
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: center;
}

.header-content h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

/* ========================================
   Promo Page Layout
   ======================================== */

.promo-page-container {
    max-width: 800px;
    width: 90%;
    margin: 2rem auto 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.promo-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 1.75rem 2rem;
}

.promo-card-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 0.5rem 0;
}

.promo-card-title svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.promo-card-desc {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0 0 1.25rem 0;
}

.promo-note {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    margin: 0 0 1.25rem 0;
}

/* ========================================
   My Promo Code Display
   ======================================== */

.promo-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    flex-wrap: nowrap;
}

.my-promo-code-text {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    color: var(--color-primary);
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.copy-btn {
    flex-shrink: 0;
    white-space: nowrap;
}

/* ========================================
   Enter Promo Code Input
   ======================================== */

.promo-input-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.promo-input-row {
    display: flex;
    gap: 0.75rem;
    align-items: stretch;
}

.promo-input-row input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
    background: var(--color-bg);
    color: var(--color-text);
    min-width: 0;
}

.promo-input-row input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-dim);
}

.promo-input-row input::placeholder {
    color: var(--color-text-muted);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #06b6d4 100%);
    color: var(--color-bg);
    box-shadow: 0 2px 10px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--color-primary-glow);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-primary-dim);
}

/* ========================================
   Promo Result
   ======================================== */

.promo-result {
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
}

.promo-result.hidden {
    display: none;
}

.promo-result.success {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.promo-result.error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.promo-result svg {
    margin-bottom: 0.5rem;
}

.promo-result h4 {
    margin: 0.5rem 0;
}

.promo-result p {
    margin: 0.25rem 0;
    line-height: 1.5;
}

/* ========================================
   Already Used Promo Display
   ======================================== */

.promo-used-display {
    text-align: center;
    padding: 0.5rem 0;
}

.promo-used-display svg {
    color: var(--color-success);
    margin-bottom: 0.75rem;
}

.promo-used-display h3 {
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.used-code-display {
    background: linear-gradient(135deg, var(--color-primary) 0%, #06b6d4 100%);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    margin: 0.75rem 0;
    display: inline-block;
}

.used-code {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-bg);
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
}

/* ========================================
   Toast Notification
   ======================================== */

.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-success);
    color: var(--color-bg);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-size: 0.9rem;
    font-weight: 600;
    z-index: 1001;
    transition: transform 0.3s ease;
}

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

.toast.hidden {
    display: none;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 600px) {
    .promo-page-container {
        width: 95%;
        margin: 1.25rem auto 2rem;
    }

    .promo-card {
        padding: 1.25rem 1.25rem;
    }

    .promo-display {
        flex-wrap: nowrap;
    }

    .my-promo-code-text {
        font-size: 1.2rem;
    }

    .promo-input-row {
        flex-direction: column;
    }

    .promo-input-row input {
        width: 100%;
    }

    .promo-input-row .btn {
        width: 100%;
        justify-content: center;
    }
}