/* ============================================
   AMZKIT — CONTACT PAGE STYLES
   ============================================ */

/* ============================================
   SHARED VARIABLES & RESET (mirrors styles.css)
   ============================================ */

:root {
  --color-primary: #165DFF;
  --color-primary-hover: #0E42D2;
  --color-primary-light: #EBF0FF;
  --color-white: #FFFFFF;
  --color-surface: #F5F7FA;
  --color-border: #E8ECF0;
  --color-text: #1A202C;
  --color-text-secondary: #5C6B7A;
  --color-text-muted: #9AA6AF;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;

  --shadow-card: 0 2px 12px rgba(22, 93, 255, 0.06);
  --shadow-card-hover: 0 8px 32px rgba(22, 93, 255, 0.12);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif;

  --nav-height: 64px;
  --section-py: 88px;
  --container-max: 1200px;
  --container-px: 24px;
  --transition: 150ms ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

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

.section {
  padding: var(--section-py) 0;
}

/* ============================================
   NAVIGATION
   ============================================ */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}

.logo-img {
  height: 64px;
  width: auto;
  flex-shrink: 0;
}

.logo-text {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-cta {
  margin-left: 8px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

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

.hamburger-line {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 250ms ease, opacity 250ms ease;
  transform-origin: center;
}

.hamburger.is-active .hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.hamburger.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.is-active .hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition),
              color var(--transition), box-shadow var(--transition),
              transform 80ms ease;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

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

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn-sm {
  font-size: 13px;
  padding: 8px 18px;
}

/* ============================================
   PAGE HERO
   ============================================ */

.contact-hero {
  padding: calc(var(--nav-height) + 64px) var(--container-px) 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(22, 93, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.contact-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.contact-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}

.contact-sub {
  font-size: 17px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================
   CONTACT CARDS
   ============================================ */

.contact-cards-section {
  padding: 0 0 80px;
}

.contact-cards-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: stretch;
}

.contact-card {
  display: flex;
  gap: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card-body {
  flex: 1;
  min-width: 0;
}

.contact-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}

.contact-card-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
}

/* Email row */
.contact-email-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.contact-email-link {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.2px;
  transition: color var(--transition);
}

.contact-email-link:hover {
  color: var(--color-primary-hover);
}

/* Copy button feedback */
.btn-copy-success {
  color: #067D62 !important;
  border-color: #067D62 !important;
  background: #E6F4F1 !important;
  pointer-events: none;
}

/* Response time */
.response-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.response-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.response-tag {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.3px;
}

.response-tag-workday {
  color: #067D62;
  background: #E6F4F1;
  border: 1px solid #B2D8D0;
}

.response-tag-holiday {
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

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

/* ============================================
   FAQ SECTION
   ============================================ */

.faq-section {
  background: var(--color-surface);
  padding: 80px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 48px;
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.6px;
  line-height: 1.2;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Using <details>/<summary> for native accordion */
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item:hover,
.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
  list-style: none;
}

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

.faq-q-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.faq-arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform 250ms ease, color var(--transition);
}

.faq-item[open] .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  padding: 0 24px 20px;
  border-top: 1px solid var(--color-border);
}

.faq-answer p {
  padding-top: 16px;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

.faq-answer strong {
  color: var(--color-text);
  font-weight: 600;
}

/* FAQ footer */
.faq-footer {
  max-width: 760px;
  margin: 40px auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.faq-footer-text {
  font-size: 15px;
  color: var(--color-text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: var(--color-surface);
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.footer-logo .logo-text {
  font-size: 18px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-link {
  font-size: 13px;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--color-primary);
}

.footer-sep {
  color: var(--color-border);
  font-size: 13px;
}

.footer-copy {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ============================================
   FOCUS STYLES
   ============================================ */

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ============================================
   SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* ============================================
   TEXT SELECTION
   ============================================ */

::selection {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ============================================
   RESPONSIVE — DESKTOP (≥1024px)
   ============================================ */

@media (min-width: 1024px) {
  :root {
    --section-py: 100px;
    --container-px: 40px;
  }
}

/* ============================================
   RESPONSIVE — MOBILE (<768px)
   ============================================ */

@media (max-width: 767px) {
  :root {
    --section-py: 64px;
  }

  /* Nav */
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 4px;
    padding: 16px var(--container-px) 40px;
    border-top: 1px solid var(--color-border);
    transform: translateX(100%);
    transition: transform 250ms ease;
    overflow-y: auto;
  }

  .nav-links.is-open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
  }

  .hamburger {
    display: flex;
  }

  /* Hero */
  .contact-hero {
    padding: calc(var(--nav-height) + 40px) var(--container-px) 48px;
    text-align: left;
  }

  .contact-hero-inner {
    align-items: flex-start;
  }

  /* Cards */
  .contact-cards-section .container {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .contact-card {
    flex-direction: column;
    gap: 16px;
    padding: 24px;
  }

  .contact-email-row {
    flex-direction: column;
    align-items: flex-start;
  }

  /* FAQ */
  .faq-section {
    padding: 56px 0;
  }

  .faq-question {
    padding: 16px 20px;
  }

  .faq-answer {
    padding: 0 20px 16px;
  }

  .faq-footer {
    flex-direction: column;
    gap: 12px;
  }

  .faq-footer .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Footer */
  .footer-inner {
    gap: 14px;
  }
}

/* ============================================
   RESPONSIVE — TABLET (768px–1023px)
   ============================================ */

@media (min-width: 768px) and (max-width: 1023px) {
  .contact-cards-section .container {
    grid-template-columns: 1fr;
    max-width: 600px;
  }

  .contact-email-row {
    flex-direction: column;
    align-items: flex-start;
  }
}