/* PROREM — сайт ремонтной бригады */
/* Стиль: хороший ремонт, без премиум-понтов */

:root {
  --black: #0a0a0a;
  --gold: #c9a36c;
  --gold-dark: #a87f3f;
  --cream: #faf6ee;
  --white: #ffffff;
  --gray: #5b554c;
  --gray-light: #8a8278;
  --dark: #1a1a1a;
  --line: #e6dfd2;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--black);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--black);
}

h1 { font-size: clamp(40px, 6vw, 72px); }
h2 { font-size: clamp(32px, 4vw, 48px); margin-bottom: 24px; }
h3 { font-size: clamp(22px, 2.5vw, 28px); margin-bottom: 12px; }

p {
  color: var(--gray);
  margin-bottom: 16px;
}

a {
  color: var(--black);
  text-decoration: none;
  transition: color 200ms ease;
}

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

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* === HEADER === */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  max-width: 1240px;
  margin: 0 auto;
}

.header__logo {
  height: 44px;
  width: auto;
}

.header__phone {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--black);
  letter-spacing: 0.02em;
}

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

/* === HERO === */
.hero {
  min-height: 92vh;
  padding: 140px 0 100px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black) url('assets/hero-bg.jpg?v=3') center/cover no-repeat;
  background-attachment: scroll;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.45) 30%, rgba(10, 10, 10, 0.8) 100%),
    radial-gradient(ellipse at center, transparent 25%, rgba(10, 10, 10, 0.6) 100%);
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero__logo {
  height: 96px;
  margin-bottom: 48px;
  filter: brightness(0) invert(1) drop-shadow(0 4px 12px rgba(0, 0, 0, 0.5));
}

.hero__lead {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
  font-weight: 500;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero h1 {
  margin-bottom: 24px;
  color: var(--white);
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

.hero h1 em {
  font-style: italic;
  color: var(--gold);
}

.hero__sub {
  font-size: 19px;
  color: rgba(255, 255, 255, 0.92);
  max-width: 640px;
  margin: 0 auto 40px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 36px;
  background: var(--gold);
  color: var(--black);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 4px;
  transition: all 400ms ease;
  cursor: pointer;
  border: none;
  text-transform: uppercase;
  box-shadow: 0 8px 24px rgba(201, 163, 108, 0.4);
}

.hero__cta:hover {
  background: var(--white);
  color: var(--black);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 255, 255, 0.3);
}

/* === SECTIONS === */
.section {
  padding: 96px 0;
}

.section--dark {
  background: var(--dark);
  color: var(--cream);
}

.section--dark h2,
.section--dark h3 { color: var(--cream); }

.section--dark p { color: rgba(250, 246, 238, 0.7); }

.section__head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.section__lead {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 500;
}

/* === SERVICES === */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service {
  background: var(--white);
  padding: 36px 32px;
  border-top: 2px solid var(--gold);
  transition: all 400ms ease;
}

.service:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(10, 10, 10, 0.06);
}

.service__icon {
  width: 36px;
  height: 36px;
  margin-bottom: 20px;
  color: var(--gold);
}

.service__price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  color: var(--gold);
  margin-top: 16px;
}

.service__calc {
  display: inline-block;
  margin-top: 14px;
  padding: 10px 18px;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 250ms ease;
}

.service__calc:hover {
  background: var(--gold);
  color: var(--white);
}

.service__calc:active {
  transform: scale(0.98);
}

/* === MODAL CALCULATOR === */
.modal[hidden] {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.75);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal__inner {
  position: relative;
  background: var(--white);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px 36px 32px;
  border-top: 3px solid var(--gold);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  animation: modalIn 320ms ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}

.modal__close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: transparent;
  border: none;
  font-size: 28px;
  line-height: 1;
  color: var(--gray);
  cursor: pointer;
  padding: 4px 10px;
  transition: color 200ms ease;
}

.modal__close:hover {
  color: var(--black);
}

.modal__eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
  font-weight: 500;
}

.modal__title {
  font-size: 26px;
  margin-bottom: 4px;
}

.modal__service {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 24px;
}

.calc-field {
  margin-bottom: 18px;
}

.calc-label {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
  font-weight: 500;
}

.calc-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d6d1c5;
  background: #fafaf6;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  color: var(--black);
  transition: border-color 200ms ease;
}

.calc-input:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--white);
}

.calc-options {
  margin-bottom: 18px;
}

.calc-options .calc-label {
  margin-top: 6px;
  margin-bottom: 12px;
}

.calc-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid #ece9e0;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--black);
}

.calc-option:last-child {
  border-bottom: none;
}

.calc-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold);
  cursor: pointer;
  flex-shrink: 0;
}

.calc-option__price {
  margin-left: auto;
  color: var(--gold);
  font-weight: 500;
  font-size: 13px;
  white-space: nowrap;
}

.calc-result {
  background: #faf6ee;
  border-left: 3px solid var(--gold);
  padding: 18px 18px;
  margin: 20px 0 24px;
}

.calc-result__label {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 6px;
  font-weight: 500;
}

.calc-result__value {
  font-family: 'Cormorant Garamond', serif;
  font-size: 32px;
  color: var(--gold);
  line-height: 1.1;
  margin-bottom: 6px;
}

.calc-result__note {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--gray);
  line-height: 1.4;
}

.calc-submit {
  display: block;
  width: 100%;
  padding: 14px 20px;
  background: var(--black);
  color: var(--white);
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 250ms ease;
}

.calc-submit:hover {
  background: var(--gold);
}

.calc-secondary {
  display: block;
  width: 100%;
  padding: 10px;
  margin-top: 8px;
  background: transparent;
  border: none;
  color: var(--gray);
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  cursor: pointer;
  transition: color 200ms ease;
}

.calc-secondary:hover {
  color: var(--black);
}

@media (max-width: 480px) {
  .modal__inner {
    padding: 32px 24px 24px;
  }
  .modal__title {
    font-size: 22px;
  }
  .calc-result__value {
    font-size: 28px;
  }
}

/* === PORTFOLIO === */
.portfolio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.portfolio__item {
  position: relative;
  overflow: hidden;
  background: var(--line);
  aspect-ratio: 4/3;
  cursor: pointer;
}

.portfolio__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}

.portfolio__item:hover img {
  transform: scale(1.05);
}

.portfolio__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.85) 0%, transparent 100%);
  color: var(--white);
  transform: translateY(20%);
  opacity: 0;
  transition: all 400ms ease;
}

.portfolio__item:hover .portfolio__overlay {
  transform: translateY(0);
  opacity: 1;
}

.portfolio__overlay-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  margin-bottom: 4px;
}

.portfolio__overlay-meta {
  font-size: 13px;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

/* === ADVANTAGES === */
.advantages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.advantage {
  text-align: center;
}

.advantage__num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 72px;
  line-height: 1;
  color: var(--gold);
  margin-bottom: 16px;
}

.advantage__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  margin-bottom: 12px;
}

.advantage__text {
  font-size: 15px;
  color: var(--gray);
}

/* === PROCESS === */
.process {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.process__step {
  text-align: center;
  padding: 24px 16px;
  border-top: 2px solid var(--line);
}

.process__step:first-child { border-top-color: var(--gold); }

.process__step-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 32px;
  color: var(--gold);
  margin-bottom: 8px;
}

.process__step-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 18px;
  margin-bottom: 8px;
}

.process__step-text {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.5;
}

/* === CONTACT === */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact__info h2 { margin-bottom: 24px; }

.contact__list {
  list-style: none;
  margin-bottom: 32px;
}

.contact__list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact__list svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--gold);
}

.contact__list-text {
  font-size: 18px;
}

.contact__list-label {
  font-size: 13px;
  color: var(--gray-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.form {
  background: var(--white);
  padding: 48px;
  border-top: 2px solid var(--gold);
}

.form__field {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--cream);
  font-family: inherit;
  font-size: 16px;
  color: var(--black);
  border-radius: 4px;
  transition: border-color 200ms ease;
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--gold);
}

.form__textarea {
  resize: vertical;
  min-height: 96px;
}

.form__submit {
  width: 100%;
  padding: 18px;
  background: var(--black);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 400ms ease;
}

.form__submit:hover { background: var(--gold); color: var(--black); }

.form__legal {
  font-size: 12px;
  color: var(--gray-light);
  margin-top: 16px;
  line-height: 1.5;
}

/* === FOOTER === */
.footer {
  background: var(--black);
  color: rgba(250, 246, 238, 0.6);
  padding: 56px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__col h4 {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 500;
}

.footer__logo {
  height: 56px;
  margin-bottom: 16px;
  filter: brightness(0) invert(0.85) sepia(0.4) saturate(0.8) hue-rotate(15deg);
}

.footer__bottom {
  border-top: 1px solid rgba(250, 246, 238, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(250, 246, 238, 0.4);
}

/* === RESPONSIVE === */
@media (max-width: 960px) {
  .services { grid-template-columns: repeat(2, 1fr); }
  .portfolio { grid-template-columns: repeat(2, 1fr); }
  .advantages { grid-template-columns: repeat(2, 1fr); gap: 48px 24px; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .contact { grid-template-columns: 1fr; gap: 48px; }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
  .portfolio { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .hero { min-height: 88vh; padding: 110px 0 56px; }
  .hero__logo { height: 64px; margin-bottom: 32px; }
  .services { grid-template-columns: 1fr; }
  .portfolio { grid-template-columns: 1fr; }
  .advantages { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .header__phone { font-size: 16px; }
  .form { padding: 32px 24px; }
  .hero__sub { font-size: 17px; }
  .section__head { margin-bottom: 48px; }
}