@charset "UTF-8";

/* Variables */
:root {
  --colorText: #333333;
  --colorTextLight: #666666;
  --colorBackground: #ffffff;
  --colorBackgroundAlt: #f9f9f9;
  --colorPrimary: #b38b6d;
  /* 手まりの糸を思わせる落ち着いた色 */
  --colorPrimaryHover: #9c785d;
  --colorBorder: #e0e0e0;
  --fontPrimary: 'Noto Serif JP', serif;
}

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

body {
  font-family: var(--fontPrimary);
  color: var(--colorText);
  background-color: var(--colorBackground);
  line-height: 1.6;
}

/* Header */
.siteHeader {
  padding: 10vmin 0 5vmin;
  text-align: center;
  background-color: var(--colorBackground);
}

.headerContainer {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.siteTitle {
  font-size: 3rem;
  letter-spacing: 0.15em;
  margin-bottom: 10px;
  font-weight: 700;
  color: var(--colorPrimary);
}

.siteSubtitle {
  font-size: 1rem;
  color: var(--colorTextLight);
  letter-spacing: 0.1em;
}

/* Main Content */
.mainContent {
  width: 100%;
}

.contentSection {
  padding: 10vmin 0;
}

.contentSection:nth-child(even) {
  background-color: var(--colorBackgroundAlt);
}

.sectionContainer {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.sectionTitle {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 5vmin;
  position: relative;
}

.sectionTitle::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background-color: var(--colorPrimary);
  margin: 2vmin auto 0;
}

.sectionDescription {
  text-align: center;
  margin-bottom: 5vmin;
  color: var(--colorTextLight);
}

/* Featured Work (obniz) */
.projectCard {
  display: flex;
  flex-direction: column;
  background: var(--colorBackground);
  border: 1px solid var(--colorBorder);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

@media (min-width: 768px) {
  .projectCard {
    flex-direction: row;
  }
}

.projectImageContainer {
  flex: 1;
}

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

.projectDetails {
  flex: 1;
  padding: 5vmin;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.projectBadge {
  display: inline-block;
  font-size: 0.8rem;
  background-color: var(--colorPrimary);
  color: #fff;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 2vmin;
}

.projectTitle {
  font-size: 1.5rem;
  margin-bottom: 2vmin;
}

.projectDescription {
  color: var(--colorTextLight);
  margin-bottom: 3vmin;
}

.projectLink {
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid var(--colorPrimary);
  color: var(--colorPrimary);
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.projectLink:hover,
.projectLink.isHovered {
  background-color: var(--colorPrimary);
  color: #fff;
}

/* Works Grid */
.worksGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 4vmin;
}

.workCard {
  text-align: left;
}

.workImage {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 0.5em;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.workTitle {
  font-size: 1.1rem;
  color: var(--colorText);
  text-align: center;
  margin-bottom: 0.25em;
}

/* Contact Form */
.contactForm {
  max-width: 600px;
  margin: 0 auto;
}

.formGroup {
  margin-bottom: 3vmin;
}

.formLabel {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
}

.formInput,
.formTextarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--colorBorder);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.formInput:focus,
.formTextarea:focus,
.formInput.isFocused,
.formTextarea.isFocused {
  outline: none;
  border-color: var(--colorPrimary);
}

.formTextarea {
  min-height: 150px;
  resize: vertical;
}

.submitButton {
  display: block;
  width: 100%;
  padding: 15px;
  background-color: var(--colorPrimary);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.submitButton:hover,
.submitButton.isHovered {
  background-color: var(--colorPrimaryHover);
}

/* Footer */
.siteFooter {
  text-align: center;
  padding: 4vmin 0;
  background-color: var(--colorBackgroundAlt);
  border-top: 1px solid var(--colorBorder);
}

.copyrightText {
  color: var(--colorTextLight);
  font-size: 0.9rem;
}

/* Form Message */
.formMessage {
  margin-top: 2vmin;
  text-align: center;
  font-weight: bold;
  display: none;
  padding: 10px;
  border-radius: 4px;
}

.formMessage.isSuccess {
  display: block;
  color: #155724;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
}

.formMessage.isError {
  display: block;
  color: #721c24;
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
}

@media (max-width: 480px) {
  .siteHeader {
    padding: 8vmin 0 5vmin;
  }

  .siteTitle {
    font-size: 2.4rem;
  }

  .sectionTitle {
    font-size: 1.6rem;
  }

  .projectTitle {
    font-size: 1.25rem;
  }
}