/* Oleg Capovani — editorial stage portfolio */

:root {
  --color-bg: #12100e;
  --color-bg-elevated: #1a1714;
  --color-bg-muted: #221e1a;
  --color-fg: #f3eee6;
  --color-fg-muted: #b8aea0;
  --color-accent: #c4a35a;
  --color-accent-hover: #d4b86e;
  --color-border: rgba(243, 238, 230, 0.12);
  --color-scrim: rgba(18, 16, 14, 0.72);
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --space-section: clamp(4.5rem, 10vw, 7.5rem);
  --nav-height: 4.25rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 0.25rem;
  --focus-ring: 0 0 0 3px rgba(196, 163, 90, 0.55);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 0.75rem);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-fg);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(196, 163, 90, 0.08), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 20%, rgba(90, 70, 40, 0.12), transparent 50%),
    linear-gradient(180deg, var(--color-bg) 0%, #0e0c0a 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 200ms var(--ease-out);
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible,
.nav-link:focus-visible,
.btn:focus-visible,
.accordion-button:focus {
  outline: none;
  box-shadow: var(--focus-ring);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 2000;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 1rem;
  color: var(--color-bg);
}

/* ——— Nav ——— */
.site-nav {
  min-height: var(--nav-height);
  background: rgba(18, 16, 14, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
}

.site-nav .navbar-brand {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-fg) !important;
  text-decoration: none;
}

.site-nav .navbar-brand:hover {
  color: var(--color-accent) !important;
}

.site-nav .nav-link {
  color: var(--color-fg-muted) !important;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.55rem 0.85rem !important;
  cursor: pointer;
  transition: color 200ms var(--ease-out);
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
  color: var(--color-fg) !important;
}

.site-nav .nav-link.active {
  color: var(--color-accent) !important;
}

.site-nav .navbar-toggler {
  border-color: var(--color-border);
  padding: 0.5rem 0.65rem;
}

.site-nav .navbar-toggler:focus {
  box-shadow: var(--focus-ring);
}

.site-nav .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(243%2C%20238%2C%20230%2C%200.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4%207h22M4%2015h22M4%2023h22'/%3e%3c/svg%3e");
}

/* ——— Hero ——— */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: calc(var(--nav-height) + 2rem) 0 4.5rem;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transform: scale(1.02);
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18, 16, 14, 0.35) 0%, rgba(18, 16, 14, 0.55) 40%, rgba(18, 16, 14, 0.92) 100%),
    linear-gradient(90deg, rgba(18, 16, 14, 0.75) 0%, rgba(18, 16, 14, 0.25) 55%, transparent 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 40rem;
  opacity: 0;
  transform: translateY(18px);
  animation: heroIn 700ms var(--ease-out) 120ms forwards;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 5.75rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--color-fg);
  margin: 0 0 1.25rem;
}

.hero__tagline {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--color-fg-muted);
  margin: 0 0 2rem;
  max-width: 28rem;
  line-height: 1.5;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

@keyframes heroIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ——— Buttons ——— */
.btn-accent {
  --bs-btn-color: #12100e;
  --bs-btn-bg: var(--color-accent);
  --bs-btn-border-color: var(--color-accent);
  --bs-btn-hover-color: #12100e;
  --bs-btn-hover-bg: var(--color-accent-hover);
  --bs-btn-hover-border-color: var(--color-accent-hover);
  --bs-btn-focus-shadow-rgb: 196, 163, 90;
  --bs-btn-active-color: #12100e;
  --bs-btn-active-bg: var(--color-accent-hover);
  --bs-btn-active-border-color: var(--color-accent-hover);
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.7rem 1.4rem;
  min-height: 44px;
  border-radius: var(--radius);
  cursor: pointer;
  touch-action: manipulation;
}

.btn-ghost {
  --bs-btn-color: var(--color-fg);
  --bs-btn-bg: transparent;
  --bs-btn-border-color: rgba(243, 238, 230, 0.35);
  --bs-btn-hover-color: var(--color-fg);
  --bs-btn-hover-bg: rgba(243, 238, 230, 0.08);
  --bs-btn-hover-border-color: rgba(243, 238, 230, 0.55);
  --bs-btn-active-color: var(--color-fg);
  --bs-btn-active-bg: rgba(243, 238, 230, 0.1);
  --bs-btn-active-border-color: rgba(243, 238, 230, 0.55);
  font-weight: 500;
  padding: 0.7rem 1.4rem;
  min-height: 44px;
  border-radius: var(--radius);
  cursor: pointer;
  touch-action: manipulation;
}

/* ——— Sections ——— */
.section {
  padding: var(--space-section) 0;
}

.section--alt {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section__label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 2.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--color-fg);
}

.section__lead {
  color: var(--color-fg-muted);
  max-width: 38rem;
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 400ms var(--ease-out), transform 400ms var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ——— About ——— */
.about__text p {
  color: var(--color-fg-muted);
  margin-bottom: 1.25rem;
  max-width: 42rem;
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about__genres {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-fg);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.about__genres strong {
  color: var(--color-accent);
  font-weight: 600;
  margin-right: 0.5rem;
}

.about__highlights {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.85rem;
}

.about__highlights li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--color-fg-muted);
  font-size: 0.98rem;
}

.about__highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--color-accent);
  border-radius: 50%;
}

.about__portrait {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--color-bg-muted);
}

.about__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* ——— Audio ——— */
.track {
  margin-bottom: 2.75rem;
}

.track:last-child {
  margin-bottom: 0;
}

.track__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  margin: 0 0 0.4rem;
  color: var(--color-fg);
}

.track__meta {
  color: var(--color-fg-muted);
  font-size: 0.95rem;
  margin: 0 0 1rem;
  max-width: 40rem;
}

.track iframe {
  width: 100%;
  border: 0;
  border-radius: var(--radius);
  background: var(--color-bg-muted);
}

/* ——— Video ——— */
.video-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.yt-facade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-bg-muted);
  display: block;
  touch-action: manipulation;
}

.yt-facade img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms var(--ease-out), opacity 300ms var(--ease-out);
}

.yt-facade:hover img,
.yt-facade:focus-visible img {
  transform: scale(1.03);
  opacity: 0.9;
}

.yt-facade__play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: rgba(18, 16, 14, 0.78);
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  transition: background 200ms var(--ease-out), color 200ms var(--ease-out), transform 200ms var(--ease-out);
}

.yt-facade:hover .yt-facade__play,
.yt-facade:focus-visible .yt-facade__play {
  background: var(--color-accent);
  color: var(--color-bg);
  transform: translate(-50%, -50%) scale(1.05);
}

.video-grid__item iframe,
.ratio iframe {
  border: 0;
  border-radius: var(--radius);
  background: var(--color-bg-muted);
}

/* ——— Gallery ——— */
.gallery-grid {
  columns: 1;
  column-gap: 1rem;
}

@media (min-width: 576px) {
  .gallery-grid {
    columns: 2;
  }
}

@media (min-width: 992px) {
  .gallery-grid {
    columns: 3;
  }
}

.gallery-grid a {
  display: block;
  margin: 0 0 1rem;
  break-inside: avoid;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-muted);
  text-decoration: none;
  cursor: pointer;
  transition: transform 250ms var(--ease-out), opacity 250ms var(--ease-out);
}

.gallery-grid a:hover {
  transform: translateY(-3px);
  opacity: 0.92;
}

.gallery-grid img {
  width: 100%;
  vertical-align: middle;
}

/* ——— Gear ——— */
.gear-cols h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--color-fg);
}

.gear-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.gear-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-fg-muted);
  font-size: 1rem;
}

.gear-list li:first-child {
  border-top: 1px solid var(--color-border);
}

.gear-list li strong {
  color: var(--color-fg);
  font-weight: 500;
}

/* ——— Lessons ——— */
.lessons-accordion .accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-fg);
}

.lessons-accordion .accordion-button {
  background: transparent;
  color: var(--color-fg);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  box-shadow: none;
  padding: 1.15rem 0;
  gap: 1rem;
}

.lessons-accordion .accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--color-accent);
  box-shadow: none;
}

.lessons-accordion .accordion-button::after {
  filter: invert(0.85) sepia(0.3) saturate(2) hue-rotate(5deg);
  flex-shrink: 0;
}

.lessons-accordion .accordion-body {
  color: var(--color-fg-muted);
  padding: 0 0 1.35rem;
  font-size: 0.98rem;
}

.lesson-duration {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.lesson-videos {
  margin-top: 2.5rem;
}

.lesson-videos h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
}

/* ——— Contact ——— */
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 28rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 56px;
  padding: 1rem 1.25rem;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-fg);
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 200ms var(--ease-out), background 200ms var(--ease-out);
  touch-action: manipulation;
}

.contact-link:hover {
  color: var(--color-fg);
  border-color: rgba(196, 163, 90, 0.45);
  background: rgba(196, 163, 90, 0.08);
}

.contact-link i {
  font-size: 1.35rem;
  color: var(--color-accent);
}

.contact-link span {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.contact-link small {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-fg-muted);
}

/* ——— Footer ——— */
.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-fg-muted);
  font-size: 0.9rem;
}

.site-footer strong {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-fg);
}

/* ——— Reduced motion ——— */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero__content {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .gallery-grid a {
    transition: none;
  }

  .gallery-grid a:hover {
    transform: none;
  }

  .yt-facade img,
  .yt-facade__play {
    transition: none;
  }
}

/* ——— Mobile / responsive ——— */
body {
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

.site-nav {
  padding-top: max(0.35rem, env(safe-area-inset-top));
}

.site-nav .navbar-toggler {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.site-footer {
  padding-bottom: max(2.5rem, calc(1.5rem + env(safe-area-inset-bottom)));
}

.contact-link span {
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.track iframe {
  max-width: 100%;
}

@media (max-width: 767.98px) {
  :root {
    --space-section: clamp(3.25rem, 12vw, 4.75rem);
    --nav-height: 3.75rem;
  }

  body {
    font-size: 1rem;
    background-attachment: scroll;
  }

  .site-nav .navbar-collapse {
    padding: 0.75rem 0 1rem;
    border-top: 1px solid var(--color-border);
    margin-top: 0.5rem;
  }

  .site-nav .nav-link {
    padding: 0.85rem 0.25rem !important;
    min-height: 44px;
    display: flex;
    align-items: center;
    font-size: 1rem;
  }

  .hero {
    min-height: 100svh;
    min-height: 100dvh;
    padding: calc(var(--nav-height) + 1.25rem) 0 max(3rem, env(safe-area-inset-bottom));
    align-items: flex-end;
  }

  .hero__media img {
    object-position: center 15%;
  }

  .hero__scrim {
    background:
      linear-gradient(180deg, rgba(18, 16, 14, 0.25) 0%, rgba(18, 16, 14, 0.5) 35%, rgba(18, 16, 14, 0.94) 100%),
      linear-gradient(90deg, rgba(18, 16, 14, 0.55) 0%, transparent 70%);
  }

  .hero__brand {
    font-size: clamp(2.5rem, 12vw, 3.5rem);
    margin-bottom: 0.85rem;
  }

  .hero__tagline {
    margin-bottom: 1.5rem;
    font-size: 1rem;
  }

  .hero__actions {
    width: 100%;
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .section__lead {
    margin-bottom: 1.75rem;
    font-size: 1rem;
  }

  .about__portrait {
    max-height: 28rem;
    margin-inline: auto;
    max-width: 22rem;
  }

  .about__genres {
    font-size: 0.9rem;
    line-height: 1.55;
  }

  .track {
    margin-bottom: 2rem;
  }

  .track__title {
    font-size: 1.25rem;
  }

  .track iframe {
    height: 152px;
  }

  .video-grid {
    gap: 1rem;
  }

  .yt-facade__play {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.5rem;
  }

  .lessons-accordion .accordion-button {
    font-size: 1.05rem;
    padding: 1rem 0;
    text-align: left;
    line-height: 1.3;
  }

  .contact-links {
    max-width: none;
  }

  .contact-link {
    padding: 1rem;
  }
}

@media (max-width: 575.98px) {
  .hero__brand {
    font-size: clamp(2.25rem, 11.5vw, 2.85rem);
  }

  .section__title {
    font-size: clamp(1.75rem, 8vw, 2.15rem);
  }

  .gallery-grid {
    columns: 1;
  }

  .about__portrait {
    aspect-ratio: 3 / 4;
    max-height: 22rem;
  }
}

@media (min-width: 768px) and (max-width: 991.98px) {
  .hero__brand {
    font-size: clamp(3.25rem, 7vw, 4.5rem);
  }

  .about__portrait {
    max-height: 34rem;
  }
}

@media (min-width: 1200px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Landscape phones */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: calc(var(--nav-height) + 1rem) 0 2rem;
  }

  .hero__brand {
    font-size: clamp(2rem, 8vw, 2.75rem);
    margin-bottom: 0.5rem;
  }

  .hero__tagline {
    margin-bottom: 1rem;
  }

  .hero__actions {
    flex-direction: row;
  }

  .hero__actions .btn {
    width: auto;
  }
}