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

:root {
  --white:      #FFFFFF;
  --blue-pale:  #f4f8fd;
  --blue-soft:  #d4e6f5;
  --blue-main:  #4a90c4;
  --blue-dark:  #2a6496;
  --blue-deep:  #1a3a5c;
  --gold:       #e09a22;
  --green:      #2DC982;
  --red:        #F25C5C;
  --text-dark:  #1e3a52;
  --text-gray:  #556677;
  /* светлая тема */
  --bg:         #e8f0f8;
  --card-bg:    #f0f6fc;
  --section-bg: #dce8f4;
}

/* ── DARK THEME ─────────────────────────────── */
body.dark {
  --bg:         #141b27;
  --card-bg:    #1c2535;
  --section-bg: #181f2e;
  --text-dark:  #cdd8e8;
  --text-gray:  #7d95ae;
  --blue-pale:  #1c2535;
  --blue-soft:  #2a3a50;
  --blue-deep:  #cdd8e8;
  --blue-main:  #4a80aa;
  --gold:       #c98c1e;
}

body.dark {
  background: transparent !important;
}

html:has(body.dark) {
  background: linear-gradient(to bottom, #0a1520 0%, #1a2a3a 50%, #0e1f30 100%);
}

html {
  scroll-behavior: smooth;
  min-height: 100%;
  background: linear-gradient(to bottom, #1a3d6b 0%, #2d72b8 50%, #1e4d8c 100%);
}

/* ── ПЛАВНЫЙ ПЕРЕХОД ТЕМЫ ───────────────────── */
*, *::before, *::after {
  transition:
    background-color 0.45s ease,
    background 0.45s ease,
    color 0.45s ease,
    border-color 0.45s ease,
    box-shadow 0.45s ease;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: transparent;
  min-height: 100%;
  overflow-x: clip;
  cursor: none;
  transition: color 0.4s;
}

/* ── CUSTOM CURSOR ──────────────────────────── */
#cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
}

#cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 2px solid rgba(244,168,40,0.55);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease-out, width 0.2s, height 0.2s, border-color 0.2s;
}

body.cursor-hover #cursor {
  width: 18px;
  height: 18px;
  background: var(--blue-main);
}

body.cursor-hover #cursor-follower {
  width: 52px;
  height: 52px;
  border-color: rgba(58,141,222,0.5);
}

/* ── THEME TOGGLE ───────────────────────────── */
@keyframes ti-out-down {
  from { transform: translateY(0);    opacity: 1; }
  to   { transform: translateY(110%); opacity: 0; }
}
@keyframes ti-in-top {
  from { transform: translateY(-110%); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}
@keyframes ti-out-up {
  from { transform: translateY(0);     opacity: 1; }
  to   { transform: translateY(-110%); opacity: 0; }
}
@keyframes ti-in-bot {
  from { transform: translateY(110%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

#theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(10px);
  cursor: none;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.ti-icon {
  position: absolute;
  font-size: 1.4rem;
  line-height: 1;
}

.ti-sun {
  color: #FFD600;
  filter: drop-shadow(0 0 6px rgba(255,210,0,0.8));
}

.ti-moon {
  color: #e8eef8;
  filter: drop-shadow(0 0 5px rgba(200,220,255,0.7));
}
.ti-icon.ti-hidden { opacity: 0; pointer-events: none; }
.ti-icon.anim-out-down { animation: ti-out-down 0.32s ease forwards; }
.ti-icon.anim-in-top   { animation: ti-in-top   0.32s ease forwards; }
.ti-icon.anim-out-up   { animation: ti-out-up   0.32s ease forwards; }
.ti-icon.anim-in-bot   { animation: ti-in-bot   0.32s ease forwards; }

/* ── SCROLL REVEAL ──────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(60px) scale(0.94);
  transition: opacity 0.65s cubic-bezier(0.22,1,0.36,1) calc(var(--delay, 0s)),
              transform 0.65s cubic-bezier(0.22,1,0.36,1) calc(var(--delay, 0s));
}

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

.reveal.hiding {
  opacity: 0;
  transform: translateY(30px) scale(0.96);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

/* ── FLOATING PULSE (hero badge) ─────────────── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}

.badge-specialist {
  animation: float 4s ease-in-out infinite;
}

/* ── GRADIENT SHIMMER (divider line) ─────────── */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

.hero-divider {
  width: 50px;
  height: 3px;
  border-radius: 2px;
  margin: 20px auto;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  background-size: 200% auto;
  animation: shimmer 2.5s linear infinite;
}

/* ── CARD HOVER GLOW ─────────────────────────── */
.why-card:hover, .service-card:hover {
  box-shadow: 0 8px 32px rgba(58,141,222,0.25), 0 0 0 1px rgba(255,255,255,0.2);
  transform: translateY(-6px) scale(1.02);
}

/* ── TILT CARDS ─────────────────────────────── */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.15s ease, box-shadow 0.25s;
  will-change: transform;
}


/* ── SECTION TRANSITIONS ────────────────────── */

/* Why me → position для карточек */
.why-me {
  position: relative;
}

/* Services → position для карточек */
.services {
  position: relative;
}

/* ── HERO ──────────────────────────────────── */
.hero {
  min-height: 150vh;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  position: relative;
  padding: 120px 24px 500px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  top: -150px;
  right: -150px;
}


.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}


.name {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.title-badge {
  display: inline-block;
  background: rgba(244, 168, 40, 0.2);
  border: 1px solid rgba(244, 168, 40, 0.5);
  color: var(--gold);
  font-size: 1rem;
  font-weight: 600;
  padding: 7px 22px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  margin-bottom: 36px;
}

.divider {
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 0 auto 36px;
  border-radius: 2px;
  opacity: 0.8;
}

.hero-quote {
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.45;
  margin-bottom: 48px;
}

.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--blue-deep);
  font-size: 1rem;
  font-weight: 700;
  padding: 16px 42px;
  border-radius: 50px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 8px 30px rgba(244, 168, 40, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(244, 168, 40, 0.5);
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-indicator span {
  display: block;
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255,255,255,0.6);
  border-bottom: 2px solid rgba(255,255,255,0.6);
  transform: rotate(45deg);
  animation: scrollBounce 1.4s infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 1; }
  50%       { transform: rotate(45deg) translateY(6px); opacity: 0.5; }
}


/* ── CONTAINER ─────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── SECTION TITLES ────────────────────────── */
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 56px;
  color: #ffffff;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--blue-main));
  border-radius: 2px;
  margin: 16px auto 0;
}

/* ── WHY ME ────────────────────────────────── */
.why-me {
  background: transparent;
  padding: 500px 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 56px;
}

.why-card {
  background: rgba(224, 130, 10, 0.6);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(244,168,40,0.6);
  border-radius: 20px;
  padding: 40px 32px;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow:
    0 4px 6px rgba(0,0,0,0.1),
    0 10px 30px rgba(200,110,10,0.3),
    inset 0 1px 0 rgba(255,255,255,0.2);
}

body.dark .hero,
body.dark .cta-section {
  background: transparent !important;
}

body.dark .contact-form {
  background: rgba(200, 110, 10, 0.35);
  border-color: rgba(244,168,40,0.3);
  box-shadow: 0 8px 32px rgba(180,90,0,0.2);
}

body.dark .form-group label {
  color: rgba(255,255,255,0.9);
}

body.dark .label-hint {
  color: rgba(255,255,255,0.5);
}

body.dark .form-group input,
body.dark .form-group textarea {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.95);
}

body.dark .form-group input::placeholder,
body.dark .form-group textarea::placeholder {
  color: rgba(255,255,255,0.35);
}

body.dark .why-card {
  background: rgba(200, 110, 10, 0.35);
  backdrop-filter: blur(12px);
  border-color: rgba(244,168,40,0.3);
  box-shadow:
    0 4px 6px rgba(0,0,0,0.35),
    0 12px 32px rgba(180,90,0,0.2),
    inset 0 1px 0 rgba(255,255,255,0.07);
}

.why-card:hover {
  transform: translateY(-10px);
  box-shadow:
    0 8px 12px rgba(0,0,0,0.06),
    0 24px 56px rgba(58,141,222,0.22),
    inset 0 1px 0 rgba(255,255,255,0.9);
}

.why-number {
  font-size: 2.8rem;
  font-weight: 900;
  color: rgba(255,255,255,0.5);
  line-height: 1;
  margin-bottom: 16px;
}

.why-card p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.95);
  line-height: 1.6;
}

.why-card p strong {
  color: #fff;
}

body.dark .why-card p strong {
  color: #fff;
}

body.dark .section-title {
  color: var(--text-dark);
}

body.dark .why-me,
body.dark .services {
  background: transparent;
}

/* ── SERVICES ──────────────────────────────── */
.services {
  background: transparent;
  padding: 500px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 44px;
}

/* Последняя карточка одна в ряду (10-я из 10) → на всю ширину */
.service-card:last-child:nth-child(3n + 1) {
  grid-column: 1 / -1;
}

.service-card {
  background: rgba(224, 130, 10, 0.6);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 28px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border: 1px solid rgba(244,168,40,0.6);
  transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
  box-shadow:
    0 2px 4px rgba(0,0,0,0.1),
    0 8px 20px rgba(200,110,10,0.3),
    inset 0 1px 0 rgba(255,255,255,0.2);
}

body.dark .service-card {
  background: rgba(200, 110, 10, 0.35);
  backdrop-filter: blur(12px);
  border-color: rgba(244,168,40,0.3);
  box-shadow:
    0 2px 4px rgba(0,0,0,0.3),
    0 8px 20px rgba(180,90,0,0.2),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 6px 10px rgba(0,0,0,0.06),
    0 20px 48px rgba(58,141,222,0.2),
    inset 0 1px 0 rgba(255,255,255,0.95);
  border-color: var(--blue-main);
}

.service-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.service-card p {
  font-size: 0.97rem;
  color: rgba(255,255,255,0.95);
  line-height: 1.55;
  font-weight: 500;
}

/* ── CTA + FORM ────────────────────────────── */
.cta-section {
  background: transparent;
  padding: 250px 0 200px;
  text-align: center;
}

.cta-title {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.cta-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 56px;
  font-weight: 400;
}

/* ── FORM ──────────────────────────────────── */
.contact-form {
  max-width: 580px;
  margin: 0 auto;
  text-align: left;
  background: rgba(224, 130, 10, 0.6);
  border: 1px solid rgba(244,168,40,0.5);
  border-radius: 24px;
  padding: 48px 44px;
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(200,110,0,0.25);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: #1a1a00;
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.label-hint {
  font-weight: 400;
  color: rgba(0,0,0,0.45);
  font-size: 0.85rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.35);
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 0.97rem;
  color: #1a1200;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.2s, background 0.2s;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(0,0,0,0.35);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: rgba(255,255,255,0.16);
}

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

.btn-submit {
  width: 100%;
  background: var(--gold);
  color: var(--blue-deep);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 18px;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.3s, color 0.3s;
  box-shadow: 0 8px 24px rgba(244, 168, 40, 0.35);
  font-family: 'Inter', sans-serif;
}

.btn-submit:hover:not(:disabled) {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(244, 168, 40, 0.5);
}

/* ── FOOTER ────────────────────────────────── */
.footer {
  background: transparent;
  color: rgba(255,255,255,0.4);
  text-align: center;
  padding: 24px;
  font-size: 0.85rem;
}

/* ── RESPONSIVE ────────────────────────────── */

/* Планшет */
@media (max-width: 900px) {
  .hero {
    min-height: 100vh;
    padding: 100px 20px 300px;
  }

  .why-me,
  .services {
    padding: 120px 0;
  }

  .cta-section {
    padding: 120px 0 100px;
  }

  .why-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 28px;
  }
}

/* Мобилка */
@media (max-width: 600px) {
  /* Убираем overflow сбоку */
  html, body {
    overflow-x: hidden;
    width: 100%;
  }

  /* Курсор — системный */
  body {
    cursor: auto !important;
  }

  #cursor,
  #cursor-follower {
    display: none !important;
  }

  /* Hero */
  .hero {
    min-height: 100vh;
    padding: 80px 16px 200px;
  }

  .hero-quote {
    font-size: clamp(1.2rem, 5vw, 1.6rem);
  }

  .name {
    font-size: clamp(1.8rem, 7vw, 2.4rem);
  }

  .btn-primary {
    padding: 14px 32px;
    font-size: 0.95rem;
  }

  /* Секции */
  .why-me,
  .services {
    padding: 80px 0;
  }

  .cta-section {
    padding: 80px 0 60px;
  }

  /* Сетки — в 1 колонку */
  .why-grid,
  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .why-card {
    padding: 28px 22px;
  }

  .service-card {
    padding: 20px 18px;
  }

  /* Форма */
  .contact-form {
    padding: 28px 18px;
    border-radius: 18px;
  }

  .section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 36px;
  }

  .cta-title {
    font-size: clamp(1.6rem, 7vw, 2.4rem);
  }

  /* Убираем 3D tilt — только hover-тень */
  .tilt-card {
    transform: none !important;
    transform-style: flat;
  }

  /* Hero content — флекс чтобы кнопка уходила вниз */
  .hero-content {
    display: flex;
    flex-direction: column;
    min-height: 72vh;
  }

  /* Бейдж — по центру между именем и чёрточкой */
  .title-badge {
    margin-top: 24px;
    margin-bottom: 24px;
  }

  /* Основной текст — чуть ниже */
  .hero-quote {
    margin-top: 32px;
  }

  /* Кнопка "Оставить заявку" — прижата к низу */
  .hero .btn-primary {
    margin-top: auto;
    margin-bottom: 40px;
    display: block;
    text-align: center;
  }

  /* Кнопка темы */
  #theme-toggle {
    top: 14px;
    right: 14px;
    width: 40px;
    height: 40px;
  }
}