/* SEO Backlinks — Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.4rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    line-height: 1;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 8px 24px rgba(124, 92, 255, 0.35), inset 0 1px 0 rgba(255,255,255,0.18);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 36px rgba(124, 92, 255, 0.5), inset 0 1px 0 rgba(255,255,255,0.25);
}

.btn--primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.btn--primary:hover::after { left: 100%; }

.btn--ghost {
    background: var(--color-surface);
    color: var(--color-text-light);
    border-color: var(--color-border-strong);
    backdrop-filter: blur(8px);
}

.btn--ghost:hover {
    background: var(--color-surface-strong);
    border-color: var(--color-primary);
    color: var(--color-text-light);
}

.btn--lg { padding: 1rem 1.75rem; font-size: 1rem; }
.btn--block { width: 100%; }

.btn-arrow {
    transition: transform var(--transition-normal);
    width: 16px;
    height: 16px;
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* Cards */
.card {
    background: var(--gradient-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: border-color var(--transition-normal), transform var(--transition-normal);
    position: relative;
    overflow: hidden;
}
.card:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
}

.card--glow { background: var(--gradient-surface); }

.card--glow::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.card--glow:hover::before { opacity: 1; }

/* Service card */
.service-card {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    height: 100%;
}

.service-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary-dim), var(--color-secondary-dim));
    border: 1px solid var(--color-border-strong);
    display: grid;
    place-items: center;
    color: var(--color-secondary);
}

.service-card__icon svg { width: 22px; height: 22px; }

.service-card__title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-light);
}

.service-card__summary {
    color: var(--color-text-medium);
    font-size: 0.95rem;
    flex: 1;
}

.service-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-medium);
    padding: 0.25rem 0.6rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tag--accent {
    color: var(--color-secondary);
    border-color: rgba(34, 211, 238, 0.3);
    background: var(--color-secondary-dim);
}

/* Stat */
.stat-block {
    background: var(--gradient-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.stat-block__value {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.4rem;
    letter-spacing: -0.02em;
}

.stat-block__label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* Pricing */
.price-card {
    background: var(--gradient-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: relative;
    transition: border-color var(--transition-normal), transform var(--transition-normal);
}

.price-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-strong);
}

.price-card--popular {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(124, 92, 255, 0.08), rgba(124, 92, 255, 0.02));
    box-shadow: 0 0 80px rgba(124, 92, 255, 0.18);
}

.price-card__badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-full);
    box-shadow: 0 8px 20px rgba(124, 92, 255, 0.4);
}

.price-card__head h3 {
    font-size: 1.5rem;
    margin-bottom: 0.4rem;
}

.price-card__head p {
    font-size: 0.92rem;
    color: var(--color-text-muted);
}

.price-card__price {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    padding: 1.25rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.price-card__price-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-medium);
}

.price-card__price-value {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text-light);
    letter-spacing: -0.03em;
}

.price-card__price-billing {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.price-card__includes {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    flex: 1;
}

.price-card__includes li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.92rem;
    color: var(--color-text-medium);
    line-height: 1.5;
}

.price-card__includes svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--color-secondary);
    margin-top: 0.1rem;
}

.price-card__metrics {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.price-card__metrics div span {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.15rem;
}

.price-card__metrics div strong {
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 600;
}

/* Testimonial */
.testimonial-card {
    background: var(--gradient-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    height: 100%;
    position: relative;
}

.testimonial-card__quote {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.6;
    flex: 1;
}

.testimonial-card__quote::before {
    content: '“';
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-primary);
    line-height: 0.5;
    margin-right: 0.25rem;
    vertical-align: -0.5rem;
}

.testimonial-card__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.testimonial-card__author strong {
    display: block;
    color: var(--color-text-light);
    font-weight: 600;
    font-size: 0.95rem;
}

.testimonial-card__author span {
    color: var(--color-text-muted);
    font-size: 0.82rem;
}

.testimonial-card__metric {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-secondary);
    background: var(--color-secondary-dim);
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(34, 211, 238, 0.3);
    white-space: nowrap;
}

/* FAQ */
.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    overflow: hidden;
    transition: border-color var(--transition-normal);
}

.faq-item[open] {
    border-color: var(--color-border-strong);
    background: var(--color-surface-strong);
}

.faq-item summary {
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--color-text-light);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 1rem;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 300;
    transition: transform var(--transition-normal);
    line-height: 1;
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item__body {
    padding: 0 1.5rem 1.5rem;
    color: var(--color-text-medium);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Form */
.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-field label {
    font-size: 0.85rem;
    color: var(--color-text-medium);
    font-weight: 500;
}

.form-field input,
.form-field select,
.form-field textarea {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: border-color var(--transition-normal), background var(--transition-normal);
    width: 100%;
    font-family: inherit;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-surface-strong);
    box-shadow: 0 0 0 3px var(--color-primary-dim);
}

.form-field textarea {
    min-height: 130px;
    resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--color-text-dark);
}