/* Buttons */
.tc-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--tc-font-body);
    font-size: var(--tc-text-sm);
    font-weight: var(--tc-weight-semibold);
    padding: 0.75rem 1.75rem;
    border-radius: var(--tc-radius-sm);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--tc-transition);
    line-height: 1;
}

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

.tc-btn--primary:hover {
    background: var(--tc-blue-dark);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--tc-shadow-glow);
}

.tc-btn--secondary {
    background: transparent;
    color: var(--tc-text-light);
    border: 1px solid rgba(255,255,255,0.2);
}

.tc-btn--secondary:hover {
    border-color: rgba(255,255,255,0.5);
    color: var(--tc-white);
}

.tc-btn--outline {
    background: transparent;
    color: var(--tc-blue);
    border: 1px solid var(--tc-blue);
}

.tc-btn--outline:hover {
    background: var(--tc-blue);
    color: white;
}

.tc-btn--lg {
    font-size: var(--tc-text-base);
    padding: 0.875rem 2rem;
}

.tc-btn-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Cards */
.tc-card {
    background: var(--tc-surface-light);
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-md);
    padding: 2rem;
    transition: all var(--tc-transition);
}

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

.tc-card--dark {
    background: var(--tc-surface-dark);
    border-color: var(--tc-border-dark);
}

.tc-card--dark:hover {
    border-color: rgba(255,255,255,0.1);
}

.tc-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37,99,235,0.1);
    border-radius: var(--tc-radius-sm);
    color: var(--tc-blue);
    margin-bottom: 1.25rem;
}

.tc-card__title {
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-lg);
    font-weight: var(--tc-weight-semibold);
    margin-bottom: 0.75rem;
}

.tc-card__text {
    font-size: var(--tc-text-sm);
    line-height: var(--tc-leading-relaxed);
    color: var(--tc-text-muted);
}

/* Grids */
.tc-grid {
    display: grid;
    gap: 2rem;
}

.tc-grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.tc-grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.tc-grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Stats */
.tc-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 3rem 0;
}

.tc-stat {
    text-align: center;
}

.tc-stat__value {
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-4xl);
    font-weight: var(--tc-weight-bold);
    color: var(--tc-white);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.tc-stat__label {
    font-size: var(--tc-text-sm);
    color: var(--tc-text-muted-light);
    letter-spacing: 0.02em;
}

.tc-card .tc-stat__value {
    color: var(--tc-blue);
}

.tc-card .tc-stat__label {
    color: var(--tc-text-muted);
}

/* Badges */
.tc-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-xs);
    font-weight: var(--tc-weight-medium);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background: rgba(37,99,235,0.1);
    color: var(--tc-blue);
}

.tc-badge--emerald {
    background: rgba(16,185,129,0.1);
    color: var(--tc-emerald);
}

/* Divider */
.tc-divider {
    width: 60px;
    height: 3px;
    background: var(--tc-gradient-accent);
    border: none;
    border-radius: 2px;
    margin: 1.5rem 0;
}

.tc-divider--center {
    margin-left: auto;
    margin-right: auto;
}

/* Section Header */
.tc-section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.tc-section-header h2 {
    margin-bottom: 1rem;
}

.tc-section-header .tc-lead {
    margin-left: auto;
    margin-right: auto;
}

/* Icon container */
.tc-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Two-column feature (alternating) */
.tc-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 3rem 0;
}

.tc-feature--reverse {
    direction: rtl;
}

.tc-feature--reverse > * {
    direction: ltr;
}

.tc-feature__visual {
    background: var(--tc-surface-dark);
    border: 1px solid var(--tc-border-dark);
    border-radius: var(--tc-radius-lg);
    padding: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    color: var(--tc-text-muted);
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-sm);
}

/* CTA Section */
.tc-cta {
    text-align: center;
    padding: var(--tc-section-py) 0;
    background: var(--tc-gradient-hero);
    color: var(--tc-text-light);
}

.tc-cta h2 {
    color: var(--tc-white);
    margin-bottom: 1rem;
}

.tc-cta .tc-lead {
    margin: 0 auto 2rem;
}

.tc-cta .tc-btn-group {
    justify-content: center;
}

/* Team card */
.tc-team-card {
    text-align: center;
    padding: 2rem 1.5rem;
}

.tc-team-card__avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--tc-gradient-cta);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-xl);
    font-weight: var(--tc-weight-bold);
    margin: 0 auto 1rem;
}

.tc-team-card__name {
    font-family: var(--tc-font-mono);
    font-size: var(--tc-text-lg);
    font-weight: var(--tc-weight-semibold);
    margin-bottom: 0.25rem;
}

.tc-team-card__role {
    font-size: var(--tc-text-sm);
    color: var(--tc-blue);
    font-weight: var(--tc-weight-medium);
    margin-bottom: 0.5rem;
}

.tc-team-card__bio {
    font-size: var(--tc-text-sm);
    color: var(--tc-text-muted);
    line-height: var(--tc-leading-relaxed);
}

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

.tc-form-group label {
    display: block;
    font-size: var(--tc-text-sm);
    font-weight: var(--tc-weight-medium);
    margin-bottom: 0.375rem;
    color: var(--tc-text-dark);
}

.tc-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-family: var(--tc-font-body);
    font-size: var(--tc-text-base);
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-sm);
    background: var(--tc-surface-light);
    transition: border-color var(--tc-transition),
        box-shadow var(--tc-transition);
}

.tc-input:focus {
    outline: none;
    border-color: var(--tc-blue);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}

textarea.tc-input {
    resize: vertical;
    min-height: 120px;
}