/* Dark luxury — David Remizov landing */

:root {
  --bg-deep: #060608;
  --bg-elevated: #0e0e12;
  --bg-card: rgba(18, 18, 24, 0.72);
  --border: rgba(201, 169, 98, 0.18);
  --border-strong: rgba(201, 169, 98, 0.35);
  --gold: #c9a962;
  --gold-bright: #e4d4a5;
  --gold-dim: #8a7548;
  --text: #e8e6e1;
  --text-muted: rgba(232, 230, 225, 0.62);
  --text-faint: rgba(232, 230, 225, 0.38);
  --shadow-gold: 0 0 60px rgba(201, 169, 98, 0.12);
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-deep);
  overflow-x: hidden;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: var(--gold);
  text-decoration: none;
  transition: color 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
}

a:hover {
  color: var(--gold-bright);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  height: var(--header-h);
  background: linear-gradient(to bottom, rgba(6, 6, 8, 0.94), rgba(6, 6, 8, 0));
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--ease-out), backdrop-filter 0.35s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  backdrop-filter: blur(12px);
  background: rgba(6, 6, 8, 0.82);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--gold);
  border: 1px solid var(--border-strong);
  padding: 0.35rem 0.65rem;
  line-height: 1;
}

.logo:hover {
  color: var(--gold-bright);
  box-shadow: var(--shadow-gold);
}

.nav {
  display: flex;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

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

section[id] {
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

/* Sections */
.section {
  padding: clamp(4rem, 10vw, 7rem) 1.5rem;
}

.section__inner {
  max-width: 72rem;
  margin: 0 auto;
}

.section__head {
  max-width: 36rem;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  margin: 0 0 0.75rem;
  color: var(--gold-bright);
}

.section__lead {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--text-muted);
  font-weight: 300;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h) + 2rem) 1.5rem 4rem;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.35;
  animation: floatGlow 14s ease-in-out infinite;
}

.hero__glow--1 {
  width: min(55vw, 420px);
  height: min(55vw, 420px);
  background: radial-gradient(circle, rgba(201, 169, 98, 0.45), transparent 70%);
  top: -10%;
  right: -5%;
}

.hero__glow--2 {
  width: min(45vw, 340px);
  height: min(45vw, 340px);
  background: radial-gradient(circle, rgba(90, 70, 120, 0.35), transparent 70%);
  bottom: 10%;
  left: -8%;
  animation-delay: -7s;
}

@keyframes floatGlow {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-20px, 24px) scale(1.08);
  }
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 72rem;
  margin: 0 auto;
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}

@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: minmax(260px, 1fr) minmax(0, 1.2fr);
  }
}

.hero__photo-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  max-width: 380px;
  margin: 0 auto;
  border: 1px solid var(--border-strong);
  background: linear-gradient(145deg, rgba(201, 169, 98, 0.08), transparent 55%);
  box-shadow: var(--shadow-gold), 0 24px 48px rgba(0, 0, 0, 0.45);
}

.hero__photo-frame::before {
  content: "";
  position: absolute;
  inset: -1px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

.hero__photo-img {
  position: absolute;
  inset: 12px;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  object-fit: cover;
  object-position: 44% 22%;
  display: block;
}

.hero__eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin: 0 0 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8vw, 4.5rem);
  font-weight: 500;
  line-height: 1.05;
  margin: 0 0 0.5rem;
  letter-spacing: 0.02em;
}

.hero__title-accent {
  display: inline-block;
  background: linear-gradient(120deg, var(--gold-bright), var(--gold), var(--gold-dim));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__role {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-muted);
  margin: 0 0 1rem;
}

.hero__tagline {
  font-weight: 300;
  color: var(--text-muted);
  max-width: 28rem;
  margin: 0 0 1.5rem;
}

.hero__langs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: 2rem;
}

.hero__langs span {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: border-color 0.3s var(--ease-out), color 0.3s var(--ease-out),
    transform 0.3s var(--ease-out);
}

.hero__langs span:hover {
  border-color: var(--border-strong);
  color: var(--gold-bright);
  transform: translateY(-2px);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  opacity: 0.5;
}

.hero__scroll span {
  display: block;
  width: 4px;
  height: 8px;
  margin: 8px auto 0;
  background: var(--gold);
  border-radius: 2px;
  animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
  0%,
  100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(10px);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out),
    background 0.35s var(--ease-out), border-color 0.35s var(--ease-out),
    color 0.35s var(--ease-out);
}

.btn--primary {
  background: linear-gradient(135deg, var(--gold) 0%, #a88b4a 100%);
  color: #0a0a0a;
  border-color: rgba(255, 255, 255, 0.15);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(201, 169, 98, 0.28);
  color: #0a0a0a;
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--gold-bright);
}

.btn--ghost:hover {
  border-color: var(--gold);
  background: rgba(201, 169, 98, 0.06);
  color: var(--gold-bright);
}

.btn--whatsapp {
  background: rgba(37, 211, 102, 0.12);
  border-color: rgba(37, 211, 102, 0.45);
  color: #b8f5c8;
}

.btn--whatsapp:hover {
  background: rgba(37, 211, 102, 0.22);
  border-color: rgba(37, 211, 102, 0.7);
  color: #e8fff0;
  transform: translateY(-2px);
}

/* About */
.about {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}

.about__grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .about__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.about__card {
  padding: 1.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  transition: border-color 0.4s var(--ease-out), transform 0.4s var(--ease-out),
    box-shadow 0.4s var(--ease-out);
}

.about__card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
}

.about__card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--gold);
  margin: 0 0 0.75rem;
  letter-spacing: 0.04em;
}

.about__card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
  font-weight: 300;
}

.about__card.reveal:nth-child(1) {
  --delay: 0s;
}

.about__card.reveal:nth-child(2) {
  --delay: 0.12s;
}

.about__card.reveal:nth-child(3) {
  --delay: 0.24s;
}

/* Connect — social cards */
.connect {
  position: relative;
}

.social-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .social-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.social-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 1.25rem;
  row-gap: 0.25rem;
  align-items: center;
  padding: 1.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: inherit;
  overflow: hidden;
  transition: border-color 0.4s var(--ease-out), transform 0.45s var(--ease-out);
}

.social-card::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s var(--ease-out);
  pointer-events: none;
}

.social-card--yt::after {
  background: radial-gradient(circle at 80% 50%, rgba(255, 0, 0, 0.12), transparent 55%);
}

.social-card--ig::after {
  background: radial-gradient(
    circle at 80% 50%,
    rgba(225, 48, 108, 0.12),
    rgba(253, 29, 29, 0.08),
    transparent 55%
  );
}

.social-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-6px) scale(1.01);
}

.social-card:hover::after {
  opacity: 1;
}

.social-card__icon {
  grid-row: span 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--gold);
  transition: transform 0.5s var(--ease-out), border-color 0.35s, color 0.35s;
}

.social-card:hover .social-card__icon {
  transform: rotate(-8deg) scale(1.05);
  border-color: var(--gold-dim);
}

.social-card--yt:hover .social-card__icon {
  color: #ff4444;
}

.social-card--ig:hover .social-card__icon {
  color: #e1306c;
}

.social-card__label {
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.social-card__handle {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--text);
}

.social-card__arrow {
  grid-row: span 2;
  font-size: 1.25rem;
  color: var(--gold-dim);
  transition: transform 0.45s var(--ease-out), color 0.35s;
}

.social-card:hover .social-card__arrow {
  transform: translateX(6px);
  color: var(--gold);
}

.social-card.reveal:nth-child(2) {
  --delay: 0.14s;
}

/* Contact */
.contact {
  background: linear-gradient(180deg, var(--bg-deep) 0%, #0a0a10 100%);
  border-top: 1px solid var(--border);
}

.contact__layout {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 900px) {
  .contact__layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
  }
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field span {
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: rgba(10, 10, 14, 0.85);
  border: 1px solid var(--border);
  outline: none;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-faint);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--gold-dim);
  box-shadow: 0 0 0 1px rgba(201, 169, 98, 0.15);
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form__actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.25rem;
}

.form-status {
  grid-column: 1 / -1;
  min-height: 1.5rem;
  margin: 0;
  font-size: 0.875rem;
  color: var(--gold);
}

.contact__aside {
  padding: 2rem 1.5rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.contact__aside-text {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
  font-weight: 300;
  font-size: 0.9375rem;
}

.contact__wa-large {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.1rem 1.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #0a0a0e;
  background: linear-gradient(135deg, #25d366, #1ebe5d);
  border: none;
  overflow: hidden;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
}

.contact__wa-large:hover {
  color: #0a0a0e;
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(37, 211, 102, 0.35);
}

.contact__wa-pulse {
  position: absolute;
  inset: -4px;
  border: 2px solid rgba(37, 211, 102, 0.5);
  animation: waPulse 2.4s ease-out infinite;
}

@keyframes waPulse {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.08);
    opacity: 0;
  }
}

/* Footer */
.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-faint);
}

.site-footer p {
  margin: 0;
}

.site-footer__links {
  display: flex;
  gap: 1.5rem;
}

.site-footer__links a {
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer__links a:hover {
  color: var(--gold);
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  transition-delay: var(--delay, 0s);
}

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

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

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