@import url("variables.css");

/* ===========================
   CSS Custom Properties
   (page-specific)
   =========================== */
:root {
  --max-width: 800px;
  --header-height: 64px;
}

/* ===========================
   Reset & Base
   =========================== */
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

a:hover {
  color: var(--color-primary-dark);
}

img {
  max-width: 100%;
  height: auto;
}

/* ===========================
   Main Content
   =========================== */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===========================
   Sections (common)
   =========================== */
section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border);
}

section:last-child {
  border-bottom: none;
}

section h1 {
  margin-top: 0;
  margin-bottom: 1.5rem;
}

.h1-sub {
  font-size: 0.75em;
}

section h2 {
  font-size: 1.5rem;
  color: var(--color-primary-dark);
  margin-top: 0;
  margin-bottom: 1.5rem;
}

section h3 {
  font-size: 1.15rem;
  color: var(--color-text);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

section h3:first-of-type {
  margin-top: 0.5rem;
}

section p {
  margin-top: 0;
  margin-bottom: 1rem;
}

section ul {
  padding-left: 1.5rem;
}

section li {
  margin-bottom: 0.5rem;
}

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 0.2s,
    transform 0.1s;
  text-align: center;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

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

.btn-primary:hover {
  background-color: var(--color-accent-dark);
  color: var(--color-white);
}

/* ===========================
   Footer
   =========================== */
.site-footer {
  margin-top: 2rem;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.footer-nav {
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}

.footer-nav a {
  color: var(--color-text-light);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ===========================
   Header
   =========================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.site-logo:hover {
  color: var(--color-primary-dark);
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.site-nav a {
  font-size: 0.875rem;
  color: var(--color-text-light);
  transition: color 0.2s;
}

.site-nav a:hover {
  color: var(--color-primary);
}

.site-nav .nav-cta {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.4rem 1rem;
  border-radius: 6px;
  font-weight: 600;
}

.site-nav .nav-cta:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

/* ===========================
   Target List
   =========================== */
.target-list {
  list-style: none;
  padding-left: 0;
}

.target-list li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
}

.target-list li::before {
  content: "\2013";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ===========================
   Contact Form
   =========================== */
.contact-form {
  max-width: 560px;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  font-family: var(--font-body);
  background-color: var(--color-white);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgb(184 135 155 / 15%);
}

.contact-form .btn {
  width: 100%;
  margin-top: 0.5rem;
}

/* ===========================
   Form Errors
   =========================== */
.form-error {
  display: block;
  color: #c0392b;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

/* ===========================
   Thank You Page
   =========================== */
.thank-you {
  text-align: center;
  padding: 4rem 0;
}

.thank-you h2 {
  margin-bottom: 1rem;
}

.thank-you p {
  margin-bottom: 2rem;
  color: var(--color-text-light);
}

/* ===========================
   Privacy Policy Page
   =========================== */
.privacy-policy ul {
  margin-bottom: 1rem;
}

.privacy-policy li {
  margin-bottom: 0.3rem;
}

.privacy-updated {
  margin-top: 2.5rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ===========================
   Placeholder Text
   =========================== */
.placeholder {
  color: var(--color-text-light);
  font-style: italic;
}

/* ===========================
   Responsive
   =========================== */
@media (width <= 640px) {
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 0.75rem 1rem;
    gap: 0.5rem;
  }

  .site-nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1rem;
  }
}

.profile-name-ja {
  font-size: 2em;
  margin-right: 0.75em;
}