/* =============================================================
   TakanoLabs — style.css
   Estilos no-críticos (below-the-fold).
   El CSS crítico (fuentes, reset, nav, hero) va inline en cada HTML.
   ============================================================= */

/* ========== SECCIONES BASE ========== */
.section {
    padding: var(--space-2xl) 0;
    position: relative;
}

.section__label {
    display: inline-block;
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--clr-accent);
    margin-bottom: var(--space-sm);
    padding: 4px 10px;
    border: 1px solid var(--clr-border);
    border-radius: 100px;
    background: var(--clr-surface);
}

.section__title {
    font-size: clamp(2rem, 4vw, 3.25rem);
    letter-spacing: -.025em;
    margin-bottom: var(--space-sm);
    max-width: 18ch;
}

.section__subtitle {
    font-size: 1.05rem;
    color: var(--clr-text-soft);
    max-width: 55ch;
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

/* ========== VISUAL HERO DE SECCIÓN ========== */
.section__visual {
    margin: var(--space-md) auto;
    max-width: 880px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--clr-border);
    background: var(--clr-dark);
    aspect-ratio: 5 / 2;
    position: relative;
    box-shadow: 0 20px 60px rgba(10, 10, 11, .08);
}

.section__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.compare .section__visual,
.cta-final .section__visual {
    border-color: rgba(255, 255, 255, .08);
}

@media (max-width: 640px) {
    .section__visual {
        aspect-ratio: 16 / 10;
        max-width: 100%;
    }
}

/* ========== ARQUITECTURA / FEATURES GRID ========== */
.arch {
    background: var(--clr-surface);
}

.arch__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.arch-card {
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: var(--space-md);
    transition: border-color var(--transition), transform var(--transition);
}

.arch-card:hover {
    border-color: var(--clr-accent);
    transform: translateY(-3px);
}

.arch-card__index {
    font-family: var(--ff-mono);
    font-size: .75rem;
    color: var(--clr-text-soft);
    letter-spacing: .1em;
    margin-bottom: var(--space-sm);
}

.arch-card__icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--clr-accent-bg);
    color: var(--clr-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.arch-card h3 {
    font-family: var(--ff-display);
    font-size: 1.25rem;
    margin-bottom: .5rem;
    letter-spacing: -.01em;
}

.arch-card p {
    font-size: .95rem;
    color: var(--clr-text-soft);
    line-height: 1.65;
}

/* ========== COMPARATIVA TABLA ========== */
.compare {
    background: var(--clr-dark);
    color: var(--clr-white);
}

.compare .section__label {
    background: transparent;
    border-color: rgba(255, 255, 255, .15);
    color: var(--clr-accent-light);
}

.compare .section__title,
.compare .section__subtitle {
    color: var(--clr-white);
}

.compare .section__subtitle {
    color: rgba(255, 255, 255, .65);
}

.compare-table {
    margin-top: var(--space-md);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: var(--radius);
    overflow: hidden;
}

.compare-row {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    font-size: .95rem;
}

.compare-row:last-child {
    border-bottom: 0;
}

.compare-row--head {
    background: rgba(255, 255, 255, .03);
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .55);
}

.compare-row span:nth-child(2) {
    color: rgba(255, 255, 255, .55);
}

.compare-row span:nth-child(3) {
    color: var(--clr-accent-light);
    font-family: var(--ff-mono);
    font-size: .9rem;
}

/* ========== PAQUETES ========== */
.pricing__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.plan {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: var(--space-lg);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), transform var(--transition);
}

.plan:hover {
    transform: translateY(-4px);
}

.plan--highlight {
    background: var(--clr-dark);
    color: var(--clr-white);
    border-color: var(--clr-dark);
}

.plan--highlight .plan__tag {
    background: var(--clr-accent);
    color: var(--clr-white);
    border-color: var(--clr-accent);
}

.plan__tag {
    display: inline-block;
    font-family: var(--ff-mono);
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 3px 10px;
    border: 1px solid var(--clr-border);
    border-radius: 100px;
    margin-bottom: var(--space-sm);
    align-self: flex-start;
}

.plan__title {
    font-family: var(--ff-display);
    font-size: 1.75rem;
    letter-spacing: -.02em;
    margin-bottom: var(--space-xs);
}

.plan__pitch {
    font-size: .95rem;
    color: var(--clr-text-soft);
    margin-bottom: var(--space-md);
    line-height: 1.65;
}

.plan--highlight .plan__pitch {
    color: rgba(255, 255, 255, .7);
}

.plan__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md) 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.plan__list li {
    font-size: .9rem;
    line-height: 1.55;
    padding-left: 24px;
    position: relative;
}

.plan__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    width: 14px;
    height: 8px;
    border-left: 2px solid var(--clr-accent);
    border-bottom: 2px solid var(--clr-accent);
    transform: rotate(-45deg);
}

.plan--highlight .plan__list li::before {
    border-color: var(--clr-accent-light);
}

.plan__time {
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--clr-text-soft);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--clr-border);
    margin-top: auto;
}

.plan--highlight .plan__time {
    color: rgba(255, 255, 255, .55);
    border-top-color: rgba(255, 255, 255, .1);
}

/* ========== STACK / TECNOLOGÍAS ========== */
.stack {
    background: var(--clr-bg-alt);
}

.stack__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.stack-tile {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    gap: 14px;
    transition: border-color var(--transition), background var(--transition);
}

.stack-tile:hover {
    border-color: var(--clr-accent);
}

.stack-tile__badge {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--clr-accent-bg);
    color: var(--clr-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stack-tile__name {
    font-family: var(--ff-display);
    font-size: 1rem;
    letter-spacing: -.01em;
}

.stack-tile__meta {
    font-family: var(--ff-mono);
    font-size: .7rem;
    letter-spacing: .08em;
    color: var(--clr-text-soft);
    text-transform: uppercase;
    margin-top: 2px;
}

/* ========== METRICS STRIP ========== */
.metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
    margin-top: var(--space-xl);
}

.metric__number {
    display: block;
    font-family: var(--ff-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    letter-spacing: -.02em;
    color: var(--clr-text);
    margin-bottom: 4px;
}

.metric__label {
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--clr-text-soft);
}

/* ========== CTA FINAL ========== */
.cta-final {
    text-align: center;
    padding: var(--space-2xl) 0;
    background: var(--clr-dark);
    color: var(--clr-white);
    position: relative;
    overflow: hidden;
}

.cta-final--bg .container {
    position: relative;
    z-index: 2;
}

.cta-final__bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .18;
    z-index: 0;
    filter: grayscale(20%) contrast(1.05);
    pointer-events: none;
}

.cta-final--bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
        rgba(10, 10, 11, .65) 0%,
        rgba(10, 10, 11, .85) 60%,
        rgba(10, 10, 11, .95) 100%);
    z-index: 1;
    pointer-events: none;
}

.cta-final h2 {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    letter-spacing: -.025em;
    margin-bottom: var(--space-sm);
    max-width: 20ch;
    margin-left: auto;
    margin-right: auto;
}

.cta-final p {
    color: rgba(255, 255, 255, .65);
    max-width: 50ch;
    margin: 0 auto var(--space-md) auto;
}

/* ========== CONTACTO ========== */
.contact__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin-top: var(--space-md);
    margin-bottom: var(--space-lg);
}

.contact-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-md);
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    transition: border-color var(--transition), transform var(--transition);
}

.contact-card:hover {
    border-color: var(--clr-accent);
    transform: translateY(-2px);
}

.contact-card svg {
    color: var(--clr-accent);
    margin-bottom: 6px;
}

.contact-card__label {
    font-family: var(--ff-mono);
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--clr-text-soft);
}

.contact-card__value {
    font-family: var(--ff-display);
    font-size: 1.1rem;
    letter-spacing: -.01em;
    color: var(--clr-text);
}

/* ========== FORMULARIO ========== */
.contact__form-wrap {
    max-width: 640px;
    margin: 0 auto;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: var(--space-lg);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: .85rem;
    font-weight: 500;
    color: var(--clr-text);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-required {
    color: var(--clr-accent);
}

.form-optional {
    font-family: var(--ff-mono);
    font-size: .7rem;
    font-weight: 400;
    color: var(--clr-text-soft);
    text-transform: uppercase;
    letter-spacing: .08em;
}

.form-input {
    width: 100%;
    padding: .85rem 1rem;
    font-family: var(--ff-body);
    font-size: 1rem;
    color: var(--clr-text);
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px var(--clr-accent-bg);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--ff-body);
}

.form-error {
    font-size: .85rem;
    color: #DC2626;
    min-height: 1.2em;
    margin: 0;
}

.contact__form-submit {
    align-self: flex-start;
    margin-top: var(--space-xs);
}

.contact__form-submit:disabled {
    opacity: .6;
    cursor: not-allowed;
    transform: none;
}

.contact__form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-sm);
    padding: var(--space-lg) 0;
}

.contact__form-success svg {
    color: var(--clr-accent);
}

.contact__form-success h3 {
    font-family: var(--ff-display);
    font-size: 1.75rem;
    letter-spacing: -.02em;
}

.contact__form-success p {
    color: var(--clr-text-soft);
    max-width: 40ch;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--clr-bg-alt);
    border-top: 1px solid var(--clr-border);
    padding: var(--space-md) 0;
    font-size: .85rem;
}

.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer__copy {
    color: var(--clr-text-soft);
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .05em;
}

.footer__links {
    display: flex;
    gap: var(--space-md);
}

.footer__links a {
    color: var(--clr-text-soft);
    transition: color var(--transition);
}

.footer__links a:hover {
    color: var(--clr-accent);
}

/* ========== CONSTRUCTION BANNER (blog/redes) ========== */
.construction {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(80px + var(--space-lg)) var(--space-md) var(--space-lg);
    background: var(--clr-dark);
    color: var(--clr-white);
    position: relative;
    overflow: hidden;
}

.construction::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, .18), transparent 45%),
        radial-gradient(circle at 80% 70%, rgba(34, 211, 238, .12), transparent 45%);
    pointer-events: none;
}

.construction__grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(circle at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(circle at center, black 30%, transparent 75%);
    pointer-events: none;
}

.construction__content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.construction__tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--ff-mono);
    font-size: .75rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--clr-accent-light);
    padding: 6px 14px;
    border: 1px solid rgba(99, 102, 241, .3);
    border-radius: 100px;
    background: rgba(99, 102, 241, .08);
    margin-bottom: var(--space-md);
}

.construction__tag-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--clr-accent-light);
    box-shadow: 0 0 12px var(--clr-accent-light);
    animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .4; transform: scale(.85); }
}

.construction__title {
    font-family: var(--ff-display);
    font-size: clamp(2.5rem, 7vw, 5rem);
    letter-spacing: -.03em;
    line-height: 1.05;
    margin-bottom: var(--space-sm);
    background: linear-gradient(180deg, #FFFFFF 0%, #A8A29E 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.construction__desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, .65);
    max-width: 48ch;
    margin: 0 auto var(--space-lg) auto;
    line-height: 1.7;
}

.construction__actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.construction .btn--outline {
    color: var(--clr-white);
    border-color: rgba(255, 255, 255, .2);
}

.construction .btn--outline:hover {
    border-color: var(--clr-accent-light);
    color: var(--clr-accent-light);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 960px) {
    .arch__grid {
        grid-template-columns: 1fr;
    }

    .pricing__grid {
        grid-template-columns: 1fr;
    }

    .compare-row {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .compare-row span:first-child {
        grid-column: 1 / -1;
        font-weight: 500;
    }

    .metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .contact__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .section {
        padding: var(--space-xl) 0;
    }

    .contact__form-wrap {
        padding: var(--space-md);
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}