@charset "utf-8";

/* reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-weight: 400;
}

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

button {
  border: none;
  background: none;
  font: inherit;
}

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

:root {
  --h-header: 5rem;
  --h-header-content: 3rem;
  --h-work__info: 20%;

  --side-padding: 1rem;
  --w-max-md: 960px;
  --w-max-lg: 1140px;

  /* 余白 */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 4rem;

  /* ブランドフォント*/
  --ff-brand: 'Bungee Hairline', sans-serif;
  --w-stroke-200: 0.8px;
  --w-stroke-300: 1.2px;
  --w-stroke-600: 1.6px;
  --w-stroke-700: 2.1px;

  --fs-base: 1rem;
  --fs-md: 1.25rem;
  --fs-lg: 1.75rem;
  --fs-xl: 2.25rem;

  @media (max-width: 768px) {
    --fs-base: 0.875rem;
    --fs-md: 1rem;
    --fs-lg: 1.5rem;
    --fs-xl: 2rem;
  }

  /* 字間 */
  --ls-tight: 0.04em;
  --ls-base: 0.06em;
  --ls-wide: 0.1em;

  /* brand font logo */
  --ls-logo: 0.14em;

  /* 背景 */
  --c-bg: #F2F7F5;
  --c-bg-rgb: 242 247 245;
  --c-bg-sub: #E8EDEB;
  --c-footer: #D8DEDD;

  /* 区切り */
  --c-sep: #D4DBD8;

  /* 本文 */
  --c-text: #1A1F1E;
  --c-text-sub: #6A7872;
  --c-footer-nav: #6A7872;
  --c-footer-copy: #8A9692;
  --c-accent: #3E7A4C;

  /* transition duration */
  --t: 0.3s;
}

html {
  overflow-x: hidden;
  font-size: 16px;
  scrollbar-gutter: stable;
  scroll-behavior: smooth;
  scroll-padding-top: var(--h-header);
  scroll-snap-type: y proximity;

  @media (max-width: 768px) {
    scroll-snap-type: none;
  }
}

.modal-open {
  overflow: hidden;
  scroll-snap-type: none;
}

body {
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt";
  font-optical-sizing: auto;
  font-kerning: normal;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  font-family: 'Zen Kaku Gothic New', sans-serif;
  letter-spacing: var(--ls-base);
  font-weight: 400;
  line-height: 1.6;

  color: var(--c-text);
  background: var(--c-bg);

  width: 100%;
  height: 100%;
  position: relative;
}


/* brand font */
h2,
.about__inner dt,
.btn,
.site-logo,
.global-nav,
.menu-list,
.hero,
.work__cat,
.footer-logo,
.footer-nav {
  font-family: var(--ff-brand);
  font-display: swap;
  letter-spacing: var(--ls-tight);
  -webkit-text-stroke-width: var(--w-stroke-200);
  -webkit-text-stroke-color: currentColor;
}

/* MID */
.btn,
.hero,
.global-nav,
.about__inner dt,
.footer-nav {
  -webkit-text-stroke-width: var(--w-stroke-300);
}

/* BOLD */
h2,
.menu-list {
  -webkit-text-stroke-width: var(--w-stroke-600);
}

/* EX-BOLD */
.site-logo,
.footer-logo,
.hero .name {
  -webkit-text-stroke-width: var(--w-stroke-700);
}

/* --------------- container --------------- */
.container-md,
.container-lg {
  width: calc(100% - var(--side-padding) * 2);
  margin-inline: auto;
}

.container-md {
  max-width: var(--w-max-md);
}

.container-lg {
  max-width: var(--w-max-lg);
}


/* --------------- header --------------- */

header {
  z-index: 80;
  height: var(--h-header);
  background: transparent;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to bottom,
      rgb(var(--c-bg-rgb) / 0.85) 0%,
      rgb(var(--c-bg-rgb) / 0) 100%);
  border-bottom: none;
}

header .header__content {
  display: flex;
  align-items: center;
}

header .site-logo {
  display: flex;
  align-items: center;
  flex: 1;
  font-size: clamp(2.25rem, 5vw, var(--h-header-content));
  line-height: 1;
  letter-spacing: var(--ls-logo);
  color: var(--c-text);
  height: var(--h-header);
  white-space: nowrap;
}

header .site-logo a {
  transition: opacity var(--t);
}

@media (hover: hover) {
  header .site-logo a:hover {
    opacity: 0.65;
  }
}


/* --------------- nav --------------- */
header nav {
  height: var(--h-header);
  display: flex;
  justify-content: end;
  align-items: center;
  position: relative;
}

.global-nav {
  display: flex;
  gap: 0.5em;

  @media (max-width: 768px) {
    display: none;
  }
}

.global-nav a {
  display: flex;
  align-items: center;
  height: var(--h-header-content);
  padding: 1em;
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
  position: relative;
  transition: opacity var(--t);
}

@media (hover: hover) {
  .global-nav a:hover {
    opacity: 0.45;
  }
}

a[href*="contact"] {
  color: var(--c-accent);
  transition: opacity var(--t);
}

@media (hover: hover) {
  a[href*="contact"]:hover {
    opacity: 0.65;
  }
}

/* --------------- sp nav --------------- */
#ham-btn {
  display: none;
}

@media (max-width: 768px) {
  #ham-btn {
    display: block;
    width: var(--h-header-content);
    height: var(--h-header-content);
    cursor: pointer;
    position: absolute;
    top: calc((var(--h-header) - var(--h-header-content)) / 2);
    right: 0;
    z-index: 100;
  }

  #ham-btn span {
    background: var(--c-text);
    position: absolute;
    top: 50%;
    left: 50%;
    display: block;
    width: 60%;
    height: 2px;
    translate: -50% -50%;
    transition: rotate 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  #ham-btn span:nth-child(2) {
    rotate: 90deg;
  }
}

nav.is-active #ham-btn span:nth-child(1) {
  rotate: 45deg;
}

nav.is-active #ham-btn span:nth-child(2) {
  rotate: 135deg;
}

#menu-panel {
  display: none;
}

/* 待機中 */
@media (max-width: 768px) {
  #menu-panel {
    display: block;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;

    background: var(--c-sep);
    position: fixed;
    inset: 0;
    z-index: 90;
    place-items: center;

    /* 閉じる時 */
    transition: opacity 0.4s,
      visibility 0s 0.4s;
  }

  .menu-list li {
    opacity: 0;
    visibility: hidden;
    transform: translateY(4rem);
    pointer-events: none;

    /* 閉じる時 */
    transition: opacity 0.1s;
  }

  .menu-list li+.menu-list li {
    margin-top: 0.5em;
  }


  .menu-list li a {
    display: block;
    padding: 1em;
    font-size: var(--fs-lg);
    letter-spacing: var(--ls-wide);
  }

  /* オーバーレイ中 */
  body.menu-open {
    /* スクロール防止 */
    overflow: hidden;
    position: fixed;
    width: 100%;
  }

  nav.is-active #menu-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;

    /* 開く時 */
    transition: opacity 0.4s,
      visibility 0s 0s;
  }

  nav.is-active .menu-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: start;
    width: max-content;
    margin-inline: auto;
    margin-top: var(--h-header);
  }

  nav.is-active .menu-list li {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;

    /* 開く時 */
    transition: opacity 0.4s,
      transform 0.4s;
  }

  nav.is-active .menu-list li:nth-child(1) {
    transition-delay: 0.1s;
  }

  nav.is-active .menu-list li:nth-child(2) {
    transition-delay: 0.2s;
  }

  nav.is-active .menu-list li:nth-child(3) {
    transition-delay: 0.3s;
  }

  nav.is-active .menu-list li:nth-child(4) {
    transition-delay: 0.4s;
  }
}


/* --------------- main --------------- */
/* common */
main section {
  scroll-snap-align: end;
  padding-block: 1rem 4rem;
  padding-inline: clamp(1rem, 5vw, 3rem);

  @media (max-width: 768px) {
    padding-inline: 0;
  }
}

main h2 {
  display: inline-block;
  font-size: var(--fs-xl);
  letter-spacing: var(--ls-base);
  color: var(--c-text);
}

@keyframes blink-anime {
  0% {
    opacity: 1;
  }

  25% {
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  75% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

section:not(#thanks) h2 {
  margin-bottom: var(--space-xl);
  position: relative;
  opacity: 0;
  translate: 0 0.4rem;
  transition: opacity 0.5s, translate 0.5s;

  @media (max-width: 768px) {
    margin-bottom: 2rem;
  }
}

section:not(#thanks) h2.is-visible {
  opacity: 1;
  translate: 0 0;
}

section:not(#thanks) h2::after {
  content: '';
  display: inline-block;
  width: 0.55em;
  height: 0.1rem;
  background: currentColor;
  margin-left: 0.15em;
  vertical-align: baseline;
}

section:not(#thanks) h2.is-visible::after {
  animation: blink-anime 1.4s 0.3s step-end forwards;
}


/* --------------- hero --------------- */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
}

.hero .hero__content {
  align-items: center;
  flex: 0 1 auto;
  height: max-content;
  width: 100%;
  color: var(--c-accent);
  letter-spacing: var(--ls-tight);
  padding-inline: 1rem;

  @media (max-width: 768px) {
    width: max-content;
  }
}

.hero .greeting {
  display: block;
  font-size: clamp(1rem, 8.5vw, 2rem);
}

.hero .name {
  font-size: clamp(2rem, 9.5vw, 3rem);
}

.hero p {
  display: block;
  margin-top: 0.25em;
  margin-left: 0.25em;
  font-size: var(--fs-md);
}

/* --------------- about --------------- */
#about {
  min-height: 80vh;
}

.about__inner {
  margin-left: var(--space-md);
  position: relative;
  padding-right: 160px;

  @media (max-width: 768px) {
    margin-left: 0;
    padding-inline: 0.5rem;
  }
}

.about__inner dt {
  color: var(--c-text-sub);
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
}

.about__inner dd {
  font-size: var(--fs-md);
  line-height: 1.6;
  margin-top: var(--space-sm);
  margin-inline: 0.25rem;
}

.about__inner dd+dt {
  margin-top: var(--space-lg);
}

.about__photo {
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 140px;
  height: 140px;
  object-fit: cover;
  object-position: 24% 20%;
  border-radius: 50%;
  transform: rotate(-3deg);
  box-shadow: 2px 4px 12px rgb(0 0 0 / 0.12);
  opacity: 0;
  transition: opacity 0.5s;

  @media (max-width: 768px) {
    position: static;
    transform: none;
    margin-top: 4rem;
    box-shadow: none;
    margin-inline: auto;
  }
}

.about__photo.is-visible {
  opacity: 1;
}

/* --------------- works --------------- */
#works {
  min-height: 90vh;
  height: max-content;
}

#works ul {
  display: grid;
  column-gap: var(--space-md);
  grid-template-columns: 1fr 1fr;

  @media (max-width: 768px) {
    row-gap: var(--space-lg);
    grid-template-columns: 1fr;
    justify-content: center;
  }
}

.modal-trigger.work__card {
  border: var(--c-sep) 2px solid;
  position: relative;
  display: block;
  width: 100%;
  cursor: pointer;
}

.modal-trigger.work__card::after {
  content: '詳細を見る';
  position: absolute;
  top: 0;
  inset-inline: 0;
  bottom: var(--h-work__info);
  display: flex;
  align-items: center;
  justify-content: center;

  background: rgba(30, 28, 28, 0.6);
  color: var(--c-footer);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t);
}

@media (hover: hover) {

  /* マウスホバー, Tab */
  .modal-trigger.work__card:hover::after,
  .modal-trigger.work__card:focus-visible::after {
    opacity: 1;
  }
}

@media (hover: none) {
  .modal-trigger.work__card:after {
    opacity: 1;
  }
}

.work__thumb {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.work__info {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  width: 100%;
  height: var(--h-work__info);
  background: var(--c-bg);
  display: flex;
  flex-direction: column;
  align-items: start;
  justify-content: center;
  padding-inline: 5%;
}

.work__info>* {
  letter-spacing: 0.06em;
  font-weight: 500;
  min-height: 0;
}

.work__cat {
  font-family: var(--ff-brand);
  color: var(--c-text-sub);
  font-size: clamp(0.7rem, 1.25vw, 0.875rem);
}

.work__title {
  font-size: clamp(0.875rem, 1.5vw, 1rem);

  /* iOS16以下 Safari対応 */
  color: var(--c-text);
}

/* --------------- modal --------------- */
.modal {
  display: none;
}

.modal.is-active {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-inline: var(--space-xl);
  position: fixed;
  inset: 0;
  z-index: 9990;
}

.modal__overlay {
  z-index: 9989;
  position: absolute;
  inset: 0;
  content: '';
  background: rgba(0, 0, 0, 0.6);
}

.modal__content {
  z-index: 9999;
  background: var(--c-bg);
  border-radius: 2px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  max-height: 90vh;
  max-width: 580px;
  width: 100%;
  display: flex;
  flex-direction: column;
  animation: modal-in 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes modal-in {
  0% {
    translate: 0 20px;
  }

  100% {
    translate: 0 0;
  }
}

.modal__inner {
  overflow-y: auto;
  flex: 1;
}

.modal__header {
  z-index: 10;
  position: sticky;
  top: 0;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-sep);
  display: flex;
  flex-wrap: wrap;
  align-items: start;
  justify-content: space-between;
  padding: var(--space-md) var(--space-md) var(--space-sm);
}

.modal__body {
  padding: var(--space-md) var(--space-md) var(--space-xl);
}

.modal__title {
  order: 1;
  font-size: var(--fs-md);
  font-weight: 500;
  flex: 1;
}

#modal-close {
  order: 2;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.025rem;
  color: var(--c-text-sub);
  border: 1px solid var(--c-sep);
  border-radius: 1px;
  transition: color var(--t), border-color var(--t);
  position: relative;
}

#modal-close::before {
  content: '';
  position: absolute;
  inset: -0.5rem;
}

@media (hover: hover) {
  #modal-close:hover {
    color: var(--c-text);
    border-color: var(--c-text-sub);
  }
}

#modal-close svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

#modal-close svg>* {
  stroke-width: 18;
}


.modal__tools {
  order: 3;
  width: 100%;
  display: inline-flex;
  gap: 0.5em;

  @media (max-width: 768px) {
    flex-wrap: wrap;
    row-gap: 0;
  }
}

.modal__tag {
  cursor: default;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--c-text-sub);
  padding: 0.25rem 0.375rem;
  border: 1px solid var(--c-sep);
  border-radius: 1px;
  margin-top: var(--space-sm);
}

.modal__img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top center;
  background: var(--c-bg);
}

.modal__details {
  padding-block: var(--space-sm);
}

.modal__details h4 {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--c-text-sub);
}

.modal__details p+h4 {
  margin-top: var(--space-md);
}

.modal__details p {
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.7;
}

.modal__link {
  display: inline-flex;
  align-items: center;
  gap: 0.25em;
  color: var(--c-accent);
  font-weight: 500;
  margin-top: var(--space-lg);
}

.modal__link span {
  font-size: var(--fs-base);
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  position: relative;
  padding-bottom: 5px;
}

.modal__link span::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1.5px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t) cubic-bezier(0.4, 0, 0.2, 1);
}

.modal__link svg {
  display: block;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  opacity: 0.5;
  transition: transform var(--t) cubic-bezier(0.4, 0, 0.2, 1),
    opacity var(--t);
}

.modal__link svg>* {
  stroke-width: 17;
}

@media (hover: hover) {
  .modal__link:hover span::after {
    transform: scaleX(1);
    transform-origin: left;
  }

  .modal__link:hover svg {
    transform: translateX(0.2rem);
    opacity: 1;
  }
}

@media (hover: none) {
  .modal__link svg {
    opacity: 1;
  }
}

/* --------------- contact --------------- */
#contact {
  min-height: 70vh;
}

.contact__inner {
  margin-left: var(--space-md);

  @media (max-width: 768px) {
    margin-left: 0;
    padding-inline: 0.5rem;
  }
}

.contact__inner>p {
  color: var(--c-text-sub);
  font-size: var(--fs-md);
  line-height: 1.5;
  margin-bottom: var(--space-xl);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  padding-inline: 1rem;
  max-width: 480px;
}

.contact__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.contact__field label {
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wide);
  font-weight: 500;
}

.contact__field input,
.contact__field textarea {
  font: inherit;
  background: transparent;
  color: var(--c-text);
  border: none;
  outline: none;
  resize: none;
  font-size: var(--fs-base);
  letter-spacing: var(--ls-base);
  line-height: 1.6;
  border-bottom: 1px solid var(--c-sep);
  padding: var(--space-sm) 0;
  width: 100%;
  transition: border-color var(--t);

  /* iOS16以下 Safari対応 */
  font-size: 16px;
}

.contact__field input:focus,
.contact__field textarea:focus {
  border-bottom-color: var(--c-accent);
}

.contact__form .submit {
  cursor: pointer;
  border: 1px var(--c-sep) solid;
  padding: 1em 0;
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wide);
  font-weight: 500;
  border-radius: 1px;
  transition: border-color var(--t), color var(--t);

  @media (max-width: 768px) {
    color: var(--c-accent);
  }
}

@media (hover: hover) {
  .contact__form .submit:hover {
    border-color: var(--c-accent);
    color: var(--c-accent);
  }
}

@media (hover: none) {

  .contact__form .submit:focus,
  .contact__form .submit:focus-visible {
    border-color: var(--c-accent);
  }
}

/* --------------- footer --------------- */
footer {
  background: var(--c-footer);
  scroll-snap-align: end;
  padding-block: var(--space-lg);
  border-top: 1px solid var(--c-sep);
}

.footer__content {
  display: flex;
  flex-wrap: wrap;
}

.footer-logo {
  flex: 1;
  font-size: var(--fs-lg);
  letter-spacing: var(--ls-logo);
  line-height: 1;
}

.footer-nav {
  display: flex;
  gap: 0.5em;

  @media (max-width: 540px) {
    display: none;
  }
}

.footer-nav li a {
  display: block;
  color: var(--c-footer-nav);
  font-size: 0.825rem;
  line-height: 1;
  letter-spacing: var(--ls-wide);
  padding-inline: .25rem;
  white-space: nowrap;
  transition: opacity var(--t);
}

@media (hover: hover) {
  .footer-nav li a:hover {
    opacity: 0.45;
  }
}

footer small {
  padding-inline: .25rem;
  margin-top: var(--space-md);
  width: 100%;
  text-align: end;

  color: var(--c-footer-copy);
  font-size: .75rem;
  letter-spacing: var(--ls-tight);
  font-weight: 500;
  position: relative;
}

footer small span {
  display: inline-block;
  padding-inline: .5em;
  font-weight: inherit;
}