/* ── Variables ── */
:root {
  --color-blue:       #2563EB;
  --color-blue-dark:  #1D4ED8;
  --color-dark:       #1F2937;
  --color-white:      #FFFFFF;
  --color-gray-light: #F9FAFB;
  --color-gray-mid:   #6B7280;

  --font-sans: 'Inter', system-ui, sans-serif;

  --navbar-height: 64px;
  --container-max: 1120px;
  --container-px:  clamp(1rem, 5vw, 2rem);
}

/* ── Reset ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-dark);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* ── Navbar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--navbar-height);
  background-color: var(--color-white);
  border-bottom: 1px solid #E5E7EB;
}

.navbar__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.navbar__logo img {
  height: 36px;
  width: auto;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-dark);
  transition: color 0.15s ease;
}

.navbar__links a:hover {
  color: var(--color-blue);
}

/* ── Hero ── */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(5rem, 12vw, 9rem) var(--container-px) clamp(4rem, 10vw, 8rem);
  background-color: var(--color-white);
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  top: -160px;
  right: -160px;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.10) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero__container {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.75rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 999px;
  border: 1px solid #DBEAFE;
  background-color: #EFF6FF;
  color: var(--color-blue);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.hero__headline {
  font-size: clamp(2.75rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-dark);
  max-width: 14ch;
}

.hero__headline em {
  font-style: normal;
  color: var(--color-blue);
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: var(--color-gray-mid);
  line-height: 1.65;
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 0.5rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.625rem;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-blue);
  color: var(--color-white);
  border: 1.5px solid var(--color-blue);
}

.btn--primary:hover {
  background-color: var(--color-blue-dark);
  border-color: var(--color-blue-dark);
  box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-dark);
  border: 1.5px solid #D1D5DB;
}

.btn--outline:hover {
  border-color: var(--color-dark);
  background-color: var(--color-gray-light);
}

/* ── Services ── */
.services {
  background-color: var(--color-white);
  padding: clamp(4rem, 10vw, 7rem) var(--container-px);
}

.services__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.services__header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.services__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-dark);
}

.services__sub {
  font-size: 1.0625rem;
  color: var(--color-gray-mid);
}

/* ── Service list ── */
.services__list {
  list-style: none;
  border-top: 1px solid #E5E7EB;
}

.svc {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid #E5E7EB;
  transition: background-color 0.18s ease;
  cursor: default;
}

.svc:hover {
  background-color: #FAFAFA;
  margin-inline: -var(--container-px);
  padding-inline: var(--container-px);
}

.svc__num {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: #DBEAFE;
  line-height: 1;
  min-width: 4rem;
  user-select: none;
}

.svc__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.svc__title {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-dark);
  transition: color 0.18s ease;
}

.svc:hover .svc__title {
  color: var(--color-blue);
}

.svc__desc {
  font-size: 0.9375rem;
  color: var(--color-gray-mid);
  line-height: 1.6;
  max-width: 52ch;
}

.svc__price {
  font-size: 0.875rem;
  color: var(--color-gray-mid);
  text-align: right;
  white-space: nowrap;
  min-width: 10rem;
}

.svc__price strong {
  display: block;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.svc__note {
  font-size: 0.75rem;
  color: var(--color-gray-mid);
  text-align: right;
  display: block;
}

/* ── FAQ ── */
.faq {
  background-color: var(--color-white);
  padding: clamp(4rem, 10vw, 7rem) var(--container-px);
  border-top: 1px solid #E5E7EB;
}

.faq__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.faq__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-dark);
}

.faq__list {
  border-top: 1px solid #E5E7EB;
}

.faq__item {
  border-bottom: 1px solid #E5E7EB;
}

.faq__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.375rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-dark);
  text-align: left;
  transition: color 0.15s ease;
}

.faq__btn:hover {
  color: var(--color-blue);
}

.faq__icon {
  flex-shrink: 0;
  color: var(--color-blue);
  transition: transform 0.3s ease;
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.faq__item.is-open .faq__panel {
  grid-template-rows: 1fr;
}

.faq__panel-inner {
  overflow: hidden;
}

.faq__panel-inner p {
  padding-bottom: 1.375rem;
  font-size: 0.9375rem;
  color: var(--color-gray-mid);
  line-height: 1.7;
  max-width: 65ch;
}

/* ── Portfolio ── */
.portfolio {
  background-color: var(--color-white);
  padding: clamp(4rem, 10vw, 7rem) var(--container-px);
}

.portfolio__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.portfolio__header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.portfolio__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-dark);
}

.portfolio__sub {
  font-size: 1.0625rem;
  color: var(--color-gray-mid);
}

.portfolio__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.75rem;
}

.portfolio__grid .proj {
  flex: 0 0 calc(50% - 0.875rem);
  max-width: calc(50% - 0.875rem);
}

@media (max-width: 640px) {
  .portfolio__grid .proj {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

/* Reducir altura del preview un 20% (400px → 320px) */
.proj__preview {
  height: 320px !important;
}

.portfolio__hint {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-gray-mid);
}

/* ── Project card ── */
.proj {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.proj__img-wrap {
  display: block;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  transition: opacity 0.2s ease;
}

.proj__img-wrap:hover {
  opacity: 0.9;
}

.proj__img {
  width: 100%;
  height: 100%;
}

.proj__img--1 {
  background: linear-gradient(135deg, #1D4ED8 0%, #3B82F6 50%, #93C5FD 100%);
}

.proj__img--2 {
  background: linear-gradient(135deg, #1E3A5F 0%, #2563EB 55%, #60A5FA 100%);
}

.proj__body {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 0 0.25rem;
}

.proj__tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-blue);
}

.proj__name {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-dark);
}

.proj__client {
  font-size: 0.9rem;
  color: var(--color-gray-mid);
}

.proj__link {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-blue);
  transition: gap 0.15s ease, opacity 0.15s ease;
}

.proj__link:hover {
  opacity: 0.75;
}

.proj__preview::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent 50%, rgba(255,255,255,0.95) 100%);
  pointer-events: none;
  z-index: 10;
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Contact ── */
.contact {
  background-color: var(--color-white);
  padding: clamp(4rem, 10vw, 7rem) var(--container-px);
  border-top: 1px solid #E5E7EB;
}

.contact__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.contact__header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-dark);
}

.contact__sub {
  font-size: 1.0625rem;
  color: var(--color-gray-mid);
}

.contact__body {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 720px) {
  .contact__body {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* Contact info */
.contact__list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #EFF6FF;
  border-radius: 10px;
  flex-shrink: 0;
}

.contact__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: 0.2rem;
}

.contact__value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-dark);
  text-decoration: none;
  transition: color 0.15s ease;
}

a.contact__value:hover {
  color: var(--color-blue);
}

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
}

.form-row--2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 480px) {
  .form-row--2 {
    grid-template-columns: 1fr;
  }
}

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

.form-field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-dark);
  letter-spacing: 0.01em;
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--color-dark);
  background-color: var(--color-gray-light);
  border: 1.5px solid #E5E7EB;
  border-radius: 8px;
  padding: 0.6875rem 0.875rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}

.form-field textarea {
  resize: vertical;
  min-height: 110px;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #9CA3AF;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background-color: var(--color-white);
}

.btn--full {
  width: 100%;
  margin-top: 0.25rem;
}

.btn--whatsapp {
  background-color: #25D366;
  color: var(--color-white);
  border: 1.5px solid #25D366;
  gap: 0.625rem;
}

.btn--whatsapp:hover {
  background-color: #1ebe5a;
  border-color: #1ebe5a;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

/* ── Footer ── */
.footer {
  background-color: var(--color-dark);
  padding: 2rem var(--container-px);
}

.footer__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__logo img {
  height: 28px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.footer__copy {
  font-size: 0.875rem;
  color: #9CA3AF;
}

.footer__credit {
  font-size: 0.75rem;
  color: #6B7280;
  margin-top: 0.25rem;
}