/**
 * BusinessIA — Reusable Components
 *
 * Shared UI components used across landing, checkout, dashboard, player.
 * All values reference design-tokens.css custom properties.
 */

/* ========== Base Reset for BI pages ========== */

.bi-page {
    background: var(--bi-bg-page);
    color: var(--bi-text-secondary);
    font-family: var(--bi-font-body);
    line-height: var(--bi-leading-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.bi-page h1,
.bi-page h2,
.bi-page h3,
.bi-page h4,
.bi-page h5,
.bi-page h6 {
    font-family: var(--bi-font-heading);
    color: var(--bi-text-primary);
    line-height: var(--bi-leading-tight);
    margin: 0;
}

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

.bi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--bi-space-sm);
    font-family: var(--bi-font-body);
    font-weight: var(--bi-weight-bold);
    font-size: var(--bi-text-base);
    padding: 0.7rem 1.5rem;
    border-radius: var(--bi-radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--bi-transition-base);
    line-height: 1;
}

.bi-btn-primary {
    background: var(--bi-gold);
    color: #000;
}

.bi-btn-primary:hover {
    background: var(--bi-gold-light);
    color: #000;
    box-shadow: var(--bi-shadow-gold);
}

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

.bi-btn-secondary:hover {
    background: rgba(212, 160, 23, 0.1);
    color: var(--bi-gold-light);
    border-color: var(--bi-gold-light);
}

.bi-btn-ghost {
    background: transparent;
    color: var(--bi-text-secondary);
    border: 1px solid var(--bi-border-hover);
}

.bi-btn-ghost:hover {
    border-color: var(--bi-text-subtle);
    color: var(--bi-text-primary);
}

.bi-btn-lg {
    font-size: var(--bi-text-lg);
    padding: 0.9rem 2rem;
    border-radius: var(--bi-radius-lg);
}

.bi-btn-sm {
    font-size: var(--bi-text-sm);
    padding: 0.4rem 1rem;
    border-radius: var(--bi-radius-sm);
}

/* ========== Cards ========== */

.bi-card {
    background: var(--bi-bg-card);
    border: 1px solid var(--bi-border);
    border-radius: var(--bi-radius-lg);
    padding: var(--bi-space-lg);
}

.bi-card-hover {
    transition: transform var(--bi-transition-base), box-shadow var(--bi-transition-base), border-color var(--bi-transition-base);
}

.bi-card-hover:hover {
    transform: translateY(-2px);
    box-shadow: var(--bi-shadow-lg);
    border-color: var(--bi-border-light);
}

/* ========== Form Inputs ========== */

.bi-input {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--bi-bg-page);
    color: var(--bi-text-primary);
    border: 1px solid var(--bi-border);
    border-radius: var(--bi-radius-md);
    font-family: var(--bi-font-body);
    font-size: var(--bi-text-base);
    transition: border-color var(--bi-transition-fast);
    outline: none;
}

.bi-input:focus {
    border-color: var(--bi-border-focus);
}

.bi-input::placeholder {
    color: var(--bi-text-dim);
}

.bi-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--bi-space-xs);
    margin-bottom: var(--bi-space-md);
}

.bi-input-group label {
    color: var(--bi-text-secondary);
    font-size: var(--bi-text-sm);
    font-weight: var(--bi-weight-medium);
}

.bi-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.bi-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--bi-space-sm);
    cursor: pointer;
    font-size: var(--bi-text-sm);
    color: var(--bi-text-secondary);
}

.bi-checkbox input[type="checkbox"] {
    accent-color: var(--bi-gold);
    width: 16px;
    height: 16px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ========== Layout ========== */

.bi-section {
    padding: var(--bi-space-4xl) var(--bi-space-xl);
}

.bi-container {
    max-width: var(--bi-container);
    margin: 0 auto;
    padding: 0 var(--bi-space-xl);
}

.bi-container-narrow {
    max-width: var(--bi-container-narrow);
    margin: 0 auto;
    padding: 0 var(--bi-space-xl);
}

.bi-container-wide {
    max-width: var(--bi-container-wide);
    margin: 0 auto;
    padding: 0 var(--bi-space-xl);
}

/* ========== Badges ========== */

.bi-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-size: var(--bi-text-xs);
    font-weight: var(--bi-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bi-badge-gold {
    background: rgba(212, 160, 23, 0.15);
    color: var(--bi-gold-light);
    border: 1px solid rgba(212, 160, 23, 0.3);
}

.bi-badge-success {
    background: rgba(76, 175, 80, 0.15);
    color: var(--bi-success);
    border: 1px solid rgba(76, 175, 80, 0.3);
}

/* ========== Dividers ========== */

.bi-divider {
    height: 1px;
    background: var(--bi-border);
    border: none;
    margin: var(--bi-space-xl) 0;
}

.bi-divider-gold {
    background: var(--bi-gold-gradient);
    height: 2px;
    opacity: 0.5;
}

/* ========== Text Utilities ========== */

.bi-text-gold {
    color: var(--bi-gold);
}

.bi-text-gradient {
    background: var(--bi-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bi-text-muted {
    color: var(--bi-text-muted);
}

.bi-text-center {
    text-align: center;
}

/* ========== Progress Bar (shared) ========== */

.bi-progress {
    height: 6px;
    background: var(--bi-border-light);
    border-radius: 3px;
    overflow: hidden;
}

.bi-progress-fill {
    height: 100%;
    background: var(--bi-gold-gradient);
    border-radius: 3px;
    transition: width var(--bi-transition-slow);
}

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

@media (max-width: 768px) {
    .bi-section {
        padding: var(--bi-space-2xl) var(--bi-space-md);
    }

    .bi-container,
    .bi-container-narrow,
    .bi-container-wide {
        padding: 0 var(--bi-space-md);
    }
}