/* ============================================
   CraftWeb Design System
   ============================================ */

:root {
  --color-primary: #1E3A5F;
  --color-secondary: #2563EB;
  --color-secondary-hover: #1D4ED8;
  --color-background:rgb(202, 221, 224);
  --color-hero-gradient-start: #C5D9F5;
  --color-surface: #FFFFFF ;
  --color-accent: #1B4332;
  --color-text: #1F2937;
  --color-text-muted: #464a52;
  --color-border: #D1D5DB;

  --font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;

  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);

  --header-height: 72px;
  --section-padding: 80px;
  --container-max: 1140px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  overflow-x: clip;
}

body {
  font-family: var(--font-family);
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

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

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-secondary-hover);
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Section */
.section {
  padding: var(--section-padding) 0;
}

.section--surface {
  background-color: var(--color-surface);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-header__title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-header__subtitle {
  font-size: 18px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-secondary);
  color: #FFFFFF;
  border-color: var(--color-secondary);
}

.btn--primary:hover {
  background-color: var(--color-secondary-hover);
  border-color: var(--color-secondary-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn--secondary {
  background-color: var(--color-surface);
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn--secondary:hover {
  background-color: var(--color-background);
  color: var(--color-secondary-hover);
  border-color: var(--color-secondary-hover);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 14px;
}

.btn--full {
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1,5px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo:hover {
  opacity: 0.9;
}

.logo__img {
  display: block;
  height: 32px;
  width: auto;
  flex-shrink: 0;
}

.logo__img--footer {
  height: 28px;
}

/* Navigation */
.nav__list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  color: var(--color-text);
  font-size: 15px;
  font-weight: 500;
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--color-secondary);
}

.header__cta {
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle--active .menu-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle--active .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle--active .menu-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  padding-top: calc(var(--header-height) + 48px);
  padding-bottom: var(--section-padding);
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(
    165deg,
    var(--color-hero-gradient-start) 90%,
    #D8E8FB 55%,
    var(--color-background) 100%
  );
}

.hero__inner {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 64px;
  align-items: center;
}

.hero__inner > * {
  min-width: 0;
}

.hero__content {
  min-width: 0;
}

.hero__title {
  font-size: clamp(36px, 5vw, 34px);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--color-text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.hero__note {
  font-size: 14px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero__note::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

/* Hero image */
.hero__visual {
  position: relative;
  min-width: 0;
  margin: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--color-hero-gradient-start);
}

.hero__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--color-hero-gradient-start) 0%,
    rgba(197, 217, 245, 0.9) 2%,
    rgba(216, 232, 251, 0.55) 9%,
    transparent 42%
  );
  pointer-events: none;
}

.hero__image {
  display: block;
  width: 100%;
  height: auto;
}

/* Problem */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--color-background);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.problem-card__icon {
  margin-bottom: 20px;
}

.problem-card__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.problem-card__text {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Solution */
.solution {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.solution > * {
  min-width: 0;
}

.solution__title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
  line-height: 1.2;
}

.solution__text {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

.solution__list {
  margin-bottom: 32px;
}

.solution__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 16px;
}

.solution__list li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.solution-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.solution-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.solution-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.solution-step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-secondary);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 16px;
  border-radius: 50%;
  flex-shrink: 0;
}

.solution-step strong {
  display: block;
  color: var(--color-primary);
  font-size: 16px;
  margin-bottom: 4px;
}

.solution-step p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-background);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.service-card__icon {
  margin-bottom: 20px;
}

.service-card__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.service-card__text {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.service-card--muted {
  opacity: 0.75;
}

.service-card--muted .service-card__title,
.service-card--muted .service-card__text {
  color: var(--color-text-muted);
}

.service-card__badge {
  display: inline-block;
  margin-top: 16px;
  padding: 4px 12px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* Why */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.why-card__number {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.why-card__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.why-card__text {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Process */
.process {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.process-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.process-step__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.process-step__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.process-step__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.process-step__text {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.process-cta {
  text-align: center;
}

/* About */
.about {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 56px;
  align-items: start;
}

.about > * {
  min-width: 0;
}

.about__photo-img {
  width: 80%;
  height:auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.about__title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.about__text {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about__highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.about__highlight {
  background: var(--color-surface);
  padding: 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.about__highlight strong {
  display: block;
  color: var(--color-primary);
  font-size: 15px;
  margin-bottom: 4px;
}

.about__highlight span {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact > * {
  min-width: 0;
}

.contact__title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.contact__text {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: var(--color-text);
  font-weight: 500;
  transition: color var(--transition);
}

.contact__detail:hover {
  color: var(--color-secondary);
}

.contact-form {
  position: relative;
  background: var(--color-background);
  padding: 36px;
  border-radius: var(--radius);
  overflow: hidden;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.form-required {
  color: #EF4444;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: 16px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-input--error {
  border-color: #EF4444;
}

.form-select {
  appearance: none;
  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' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  display: block;
  font-size: 13px;
  color: #EF4444;
  margin-top: 6px;
  min-height: 18px;
}

.form-note {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 12px;
}

.form-success {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 16px;
  background-color: #D1FAE5;
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  font-size: 15px;
  font-weight: 500;
}

.form-success[hidden],
.form-error-message[hidden] {
  display: none;
}

.form-error-message {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 16px;
  background-color: #FEE2E2;
  border-radius: var(--radius-sm);
  color: #B91C1C;
  font-size: 15px;
  font-weight: 500;
}

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 56px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer__tagline {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.5;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__nav a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: #FFFFFF;
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__contact a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
}

.footer__contact a:hover {
  color: #FFFFFF;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 20px 0;
  text-align: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero__inner,
  .solution,
  .contact {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero__visual {
    order: -1;
    max-width: 100%;
    margin: 0 auto;
  }

  .hero__visual::after {
    background: linear-gradient(
      180deg,
      var(--color-hero-gradient-start) 0%,
      rgba(197, 217, 245, 0.75) 10%,
      rgba(216, 232, 251, 0.35) 22%,
      transparent 38%
    );
  }

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

  .about {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about__photo {
    max-width: 280px;
    margin: 0 auto;
  }

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

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

@media (max-width: 768px) {
  :root {
    --section-padding: 56px;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .header__cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .problem-grid,
  .why-grid,
  .process,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 32px);
  }

  .hero__inner {
    gap: 32px;
  }

  .hero__visual {
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
  }

  .hero__image {
    aspect-ratio: 5 / 4;
    object-fit: cover;
    object-position: 78% center;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    white-space: normal;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }

  .container {
    padding: 0 16px;
  }

  .header__inner {
    gap: 12px;
  }

  .logo__img {
    height: 26px;
  }

  .hero__image {
    aspect-ratio: 1 / 1;
    object-position: 82% center;
  }

  .contact-form {
    padding: 24px;
  }
}