/* ============================================
   Mika Photography — Portfolio Stylesheet
   ============================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #ffffff;
  --color-ink: #000000;
  --color-ink-soft: #333333;
  --color-line: #d9d4ca;
  --color-white: #ffffff;
  --color-surface-dark: #000000;

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Jost", "Helvetica Neue", Arial, sans-serif;

  --container: 1280px;
  --gutter: clamp(1.25rem, 4vw, 4rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

[data-tilt] {
  transform-style: preserve-3d;
  transition: transform 0.2s ease-out;
  will-change: transform;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.01em;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-ink);
  margin-bottom: 1.1rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 2.1rem;
  border: 1px solid var(--color-ink);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink);
  background: transparent;
  transition: background 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s var(--ease);
}

.btn:hover {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--color-white);
}

.btn-light:hover {
  background: var(--color-white);
  color: var(--color-ink);
}

/* ---------- Scroll reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

[data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="fade"] {
  transform: none;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 0;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid transparent;
  transition: padding 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}

.site-header.is-scrolled {
  padding: 1rem 0;
  border-bottom-color: var(--color-line);
  box-shadow: 0 1px 0 var(--color-line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 2.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-ink);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.4s var(--ease);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.4s var(--ease);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 210;
}

.nav-toggle span {
  width: 24px;
  height: 1px;
  background: var(--color-ink);
  transition: transform 0.4s var(--ease), opacity 0.4s var(--ease);
}

/* ---------- Genre page intro (portfolio sub-pages) ---------- */
.genre-intro {
  padding: clamp(7rem, 12vw, 9.5rem) 0 3rem;
}

.genre-intro-head {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.genre-intro h1 {
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.05;
  margin: 0.6rem 0 1.1rem;
}

.genre-intro p {
  color: var(--color-ink-soft);
  font-size: 1.02rem;
}

.genre-gallery {
  flex: 1;
  padding: 1rem 0 clamp(4.5rem, 9vw, 8rem);
}

/* ---------- Homepage: paper background + folder navigation ---------- */
.paper-bg {
  background-color: #fbfaf6;
  background-image:
    linear-gradient(rgba(20, 18, 14, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 18, 14, 0.07) 1px, transparent 1px);
  background-size: 30px 30px;
}

.folder-hero {
  flex: 1;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: clamp(7rem, 12vw, 9rem) 0 4rem;
}

.folder-hero-head {
  text-align: center;
  margin-bottom: clamp(3rem, 8vw, 5rem);
}

.folder-wordmark {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.folder-subtitle {
  margin: 0.6rem 0 0;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

.folder-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3.5rem 3rem;
  max-width: 920px;
  margin: 0 auto;
}

.folder-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 180px;
  text-align: center;
}

.folder-photo-wrap {
  position: relative;
  width: 100%;
}

.folder-badge {
  position: absolute;
  top: -10px;
  right: 4px;
  z-index: 3;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.72rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.folder-photo {
  position: relative;
  z-index: 2;
  width: 88%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin: 0 auto;
  border: 5px solid var(--color-white);
  box-shadow: 0 16px 30px -10px rgba(0, 0, 0, 0.35);
  transform: rotate(-4deg);
  transition: transform 0.3s var(--ease);
}

.folder-card:hover .folder-photo {
  transform: rotate(-1deg) translateY(-4px);
}

.folder-base {
  width: 100%;
  height: 46px;
  margin-top: -18px;
  background: linear-gradient(180deg, #eee7d3, #e2d9bd);
  border-radius: 3px 10px 8px 8px;
  box-shadow: 0 10px 20px -8px rgba(0, 0, 0, 0.25);
  position: relative;
}

.folder-base::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 12px;
  width: 56px;
  height: 10px;
  background: #eee7d3;
  border-radius: 5px 5px 0 0;
}

.folder-name {
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
}

/* ---------- Section basics ---------- */
section {
  position: relative;
}

.section-pad {
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}

/* ---------- About / Hello ---------- */
.about {
  background: var(--color-bg);
}

.about-page {
  padding-top: clamp(8rem, 13vw, 10.5rem);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.about-media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  box-shadow: 0 40px 70px -30px rgba(0, 0, 0, 0.3);
}

.about-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-heading {
  font-size: clamp(2.4rem, 4.6vw, 3.8rem);
  line-height: 1.05;
  margin-bottom: 1.6rem;
}

.about-text p {
  color: var(--color-ink-soft);
  font-size: 1.02rem;
  max-width: 46ch;
  margin: 0 0 1.3rem;
}

/* ---------- Statement / editorial spread ---------- */
.statement {
  flex: 1;
  background: var(--color-bg-alt);
}

.statement-solo .statement-copy {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.statement-quote {
  font-size: clamp(2.2rem, 4.2vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.statement-copy p {
  margin-top: 1.6rem;
  color: var(--color-ink-soft);
}

/* ---------- Gallery ---------- */
.project-grid {
  columns: 3;
  column-gap: 2rem;
  max-width: 980px;
  margin: 0 auto;
}

.gallery-item {
  cursor: pointer;
  break-inside: avoid;
  margin-bottom: 3rem;
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 3px;
  box-shadow: 0 25px 45px -22px rgba(20, 18, 14, 0.35);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.gallery-item:hover img {
  transform: translateY(-5px);
  box-shadow: 0 30px 50px -20px rgba(20, 18, 14, 0.4);
}

.genre-empty {
  column-span: all;
  text-align: center;
  color: var(--color-ink-soft);
  padding: 3rem 0;
}

/* ---------- Contact / Footer ---------- */
.contact {
  flex: 1;
  background: var(--color-surface-dark);
  color: var(--color-white);
  text-align: center;
}

.contact-page {
  padding-top: clamp(8.5rem, 14vw, 11rem);
}

.contact .eyebrow {
  color: rgba(255, 255, 255, 0.8);
}

.contact h2 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  line-height: 1.05;
  max-width: 16ch;
  margin: 0 auto 1.6rem;
}

.contact p {
  color: rgba(255, 255, 255, 0.65);
  max-width: 48ch;
  margin: 0 auto 2.4rem;
}

.contact-email {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 0.3rem;
  transition: border-color 0.4s var(--ease), color 0.4s var(--ease);
}

.contact-email:hover {
  color: var(--color-white);
  border-color: var(--color-white);
}

.site-footer {
  margin-top: auto;
  background: var(--color-surface-dark);
  color: rgba(255, 255, 255, 0.55);
  padding: 2.4rem 0 2.6rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.2rem;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.social-links {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.social-links a {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.4s var(--ease);
}

.social-links a:hover {
  color: var(--color-white);
}

/* ---------- Legal / Impressum ---------- */
.legal-header {
  padding: 6.5rem 0 3rem;
  border-bottom: 1px solid var(--color-line);
}

.legal-body {
  flex: 1;
}

.legal-header h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
}

.legal-back {
  display: inline-block;
  margin-bottom: 1.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

.legal-content {
  max-width: 720px;
}

.legal-content section {
  margin-bottom: 2.2rem;
}

.legal-content h2 {
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
}

.legal-content p {
  color: var(--color-ink-soft);
  margin: 0 0 0.4rem;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(10, 9, 8, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease);
  padding: 4vh 4vw;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  font-family: var(--font-body);
}

.lightbox-close {
  top: 2rem;
  right: 2rem;
  font-size: 1.6rem;
  line-height: 1;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.2rem;
  padding: 0.5rem 1rem;
  opacity: 0.75;
  transition: opacity 0.3s var(--ease);
}

.lightbox-nav:hover {
  opacity: 1;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

/* ---------- Mobile nav ---------- */
@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.2rem;
    transform: translateY(-100%);
    transition: transform 0.5s var(--ease);
    z-index: 200;
  }

  .site-header.menu-open .nav-links {
    transform: translateY(0);
  }

  .site-header.menu-open .nav-links a {
    color: var(--color-ink);
    font-size: 0.95rem;
  }

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

  .folder-grid {
    gap: 2.6rem 2rem;
  }

  .folder-card {
    width: 140px;
  }

  .project-grid {
    columns: 2;
    column-gap: 1.4rem;
  }

  .gallery-item {
    margin-bottom: 2.2rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}