/* =============================================================
   style.css — Шлифовка полов Брест
   Mobile-first, 768px breakpoint
   ============================================================= */

/* Ensure [hidden] always wins over display:flex/grid from component CSS */
[hidden] { display: none !important; }

/* --- Variables & Reset ------------------------------------ */
:root {
  --amber: #C8850A;
  --amber-h: #D4920F;
  --dark: #2B1E0F;
  --mid: #6B5744;
  --bg: #FAF7F2;
  --white: #fff;
  --border: #E8DDD0;
  --r: 4px;
  --shadow: 0 2px 12px rgba(43,30,15,.1);
  --transition: .25s ease;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--amber); }
a:focus-visible,
button:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* --- Honeypot -------------------------------------------- */
.hp-field { display: none !important; }

/* --- Container ------------------------------------------- */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* --- Section base --------------------------------------- */
.section { padding: 3rem 0; }

.section-title {
  font-size: clamp(1.35rem, 4vw, 2rem);
  color: var(--dark);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.25;
}
.section-title--light { color: var(--white); }

.section-text {
  color: var(--mid);
  max-width: 680px;
  margin-bottom: 1.5rem;
}

/* --- Header -------------------------------------------- */
.header__inner {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem .75rem;
  flex-wrap: nowrap;
}

.header__logo {
  display: none;
  flex-direction: column;
  line-height: 1.15;
  text-decoration: none;
  color: var(--dark);
  font-weight: 700;
  font-size: .95rem;
  flex-shrink: 0;
}
.header__logo-line2 { font-size: .75rem; color: var(--mid); font-weight: 400; }

.header__phones {
  display: flex;
  align-items: center;
  gap: .3rem;
  flex: 1;
}

.header__phone {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  color: var(--dark);
  text-decoration: none;
  font-size: .78rem;
  font-weight: 600;
  padding: .3rem .4rem;
  border-radius: var(--r);
  transition: color var(--transition);
  white-space: nowrap;
}
.header__phone:hover { color: var(--amber); }
.header__phone svg { flex-shrink: 0; }
.header__phone-full { display: none; }
.header__phone-short { display: inline; }

.header__actions {
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-shrink: 0;
}

.header__ig {
  display: inline-flex;
  align-items: center;
  color: var(--mid);
  padding: .3rem;
  border-radius: var(--r);
  transition: color var(--transition);
}
.header__ig:hover { color: var(--amber); }

.header__cta {
  font-size: .8rem;
  padding: .45rem .8rem;
  white-space: nowrap;
}

/* --- Hero ---------------------------------------------- */
.hero {
  background-color: #1A0C02;
  /* JPG fallback для браузеров без image-set */
  background-image:
    linear-gradient(to bottom, rgba(20,10,2,.6) 0%, rgba(20,10,2,.78) 100%),
    url("assets/img/hero-bg.jpg");
  /* WebP с JPG-фолбэком через image-set */
  background-image:
    linear-gradient(to bottom, rgba(20,10,2,.6) 0%, rgba(20,10,2,.78) 100%),
    image-set(
      url("assets/img/hero-bg-mobile.webp") type("image/webp"),
      url("assets/img/hero-bg.jpg")         type("image/jpeg")
    );
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 4rem 1rem 3rem;
  position: relative;
  min-height: 440px;
}

.hero__inner { position: relative; z-index: 1; }

.hero__h1 {
  font-size: clamp(1.6rem, 5.5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,.85);
  margin-bottom: 2rem;
  line-height: 1.6;
}
.hero__sub strong { color: var(--white); }

.hero__btns {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.hero__btn-call {
  background: rgba(255,255,255,.12);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.35);
}
.hero__btn-call:hover {
  background: rgba(255,255,255,.22);
  color: var(--white);
}

/* --- Advantages ---------------------------------------- */
.advantages {
  background-color: #F0E6D3;
  background-image:
    repeating-linear-gradient(
      180deg,
      transparent 0px, transparent 79px,
      rgba(139,90,43,.07) 79px, rgba(139,90,43,.07) 81px
    );
}

.adv-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.adv-item {
  background: var(--white);
  border-radius: 6px;
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.adv-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto .75rem;
}
.adv-icon svg { width: 100%; height: 100%; }

.adv-item h3 {
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: .4rem;
  color: var(--dark);
}
.adv-item p { font-size: .85rem; color: var(--mid); }

/* --- Services ------------------------------------------ */
.services { background: var(--bg); }

.srv-grid {
  display: grid;
  gap: 1rem;
}

.srv-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.srv-card:hover, .srv-card:focus {
  box-shadow: 0 4px 20px rgba(200,133,10,.15);
  transform: translateY(-2px);
  outline: none;
}
.srv-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .6rem;
  color: var(--dark);
}
.srv-card p { font-size: .9rem; color: var(--mid); margin-bottom: .6rem; }
.srv-price {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 0 !important;
}

/* --- Calculator ---------------------------------------- */
.calc-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.calc-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.calc-form { display: flex; flex-direction: column; gap: 1rem; }

.calc-fs {
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: .75rem 1rem;
}
.calc-fs legend {
  padding: 0 .4rem;
  font-weight: 600;
  font-size: .9rem;
  color: var(--dark);
}

.calc-radio, .calc-check {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .9rem;
  color: var(--mid);
  cursor: pointer;
  margin-right: 1rem;
}
.calc-check span { color: var(--amber); font-size: .82rem; }

.calc-field label {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  margin-bottom: .35rem;
  color: var(--dark);
}
.calc-field input {
  width: 100%;
  padding: .6rem .85rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: 1rem;
  color: var(--dark);
  background: var(--bg);
  transition: border-color var(--transition);
}
.calc-field input:focus {
  outline: none;
  border-color: var(--amber);
}

.calc-result {
  background: #FFF8EC;
  border: 1px solid #F0D48A;
  border-radius: 6px;
  padding: 1.5rem;
  text-align: center;
}
.calc-result__label { font-size: .9rem; color: var(--mid); margin-bottom: .3rem; }
.calc-result__value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--amber);
  margin-bottom: .5rem;
}
.calc-result__note { font-size: .82rem; color: var(--mid); margin-bottom: 1rem; }

/* --- Equipment ----------------------------------------- */
.equip { background: var(--bg); }

.equip-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
}

.equip-item {
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.equip-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform .4s ease;
}
.equip-item:hover img { transform: scale(1.03); }

/* --- Process ------------------------------------------- */
.process {
  background-color: #ECE0CA;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent 0px, transparent 119px,
      rgba(139,90,43,.05) 119px, rgba(139,90,43,.05) 121px
    );
}

.proc-steps {
  list-style: none;
  display: grid;
  gap: 1.25rem;
}

.proc-step {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 60px 1fr;
  grid-template-rows: auto auto;
  gap: .3rem .75rem;
  align-items: start;
  background: var(--white);
  border-radius: 6px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.proc-icon {
  grid-row: 1 / 3;
  grid-column: 1;
  align-self: center;
  width: 52px;
  height: 52px;
  background: #FFF5E6;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  position: relative;
  z-index: 1;
}
.proc-icon svg { width: 100%; height: 100%; }

.proc-num {
  position: absolute;
  top: -0.55rem;
  right: 0.5rem;
  font-size: 5.5rem;
  font-weight: 900;
  line-height: 1;
  color: var(--amber);
  opacity: 0.12;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.proc-step h3 {
  grid-column: 2;
  grid-row: 1;
  font-size: .95rem;
  font-weight: 700;
  color: var(--dark);
  position: relative;
  z-index: 1;
  padding-top: .15rem;
}

.proc-step p {
  grid-column: 2;
  grid-row: 2;
  font-size: .85rem;
  color: var(--mid);
  position: relative;
  z-index: 1;
}

/* --- Works --------------------------------------------- */
.works { background: var(--bg); }

.works-grid {
  display: grid;
  gap: 1rem;
}

.works-item {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow);
  margin: 0;
}
.works-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.works-item:hover img { transform: scale(1.04); }

.works-item figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(43,30,15,.8));
  color: var(--white);
  padding: .6rem .8rem;
  font-size: .85rem;
  font-weight: 600;
}

.works-note {
  margin-top: 1rem;
  font-size: .85rem;
  color: var(--mid);
  text-align: center;
  font-style: italic;
}

/* --- Reviews ------------------------------------------- */
.reviews { background: var(--white); }

.rev-grid {
  display: grid;
  gap: 1rem;
}

.rev-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--amber);
  border-radius: 0 6px 6px 0;
  padding: 1rem 1.1rem;
  margin: 0;
}
.rev-card p {
  font-size: .9rem;
  color: var(--dark);
  margin-bottom: .6rem;
  font-style: italic;
  line-height: 1.55;
}
.rev-card footer {
  font-size: .8rem;
  color: var(--mid);
}
.rev-card strong { color: var(--dark); }

/* --- FAQ ----------------------------------------------- */
.faq { background: var(--bg); }

.faq-list { display: flex; flex-direction: column; gap: .6rem; }

.faq-item {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  transition: border-color var(--transition);
}
.faq-item:has(.faq-q[aria-expanded="true"]) {
  border-color: rgba(200,133,10,.4);
}
.faq-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 3px;
  height: 100%;
  background: var(--amber);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 2;
}
.faq-item:has(.faq-q[aria-expanded="true"])::before { opacity: 1; }

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .9rem 1rem .9rem 1.1rem;
  cursor: pointer;
  font-size: .95rem;
  font-weight: 600;
  color: var(--dark);
  user-select: none;
  background: transparent;
  transition: background var(--transition);
  /* button reset */
  width: 100%;
  border: none;
  font-family: inherit;
  text-align: left;
}
.faq-q:hover { background: rgba(43,30,15,.03); }
.faq-q[aria-expanded="true"] { background: rgba(200,133,10,.05); }

.faq-q-left {
  display: flex;
  align-items: center;
  gap: .65rem;
  flex: 1;
}

.faq-q-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--mid);
  transition: color var(--transition);
}
.faq-q[aria-expanded="true"] .faq-q-icon { color: var(--amber); }

.faq-arrow {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--mid);
  transition: transform var(--transition), color var(--transition);
}
.faq-q[aria-expanded="true"] .faq-arrow {
  transform: rotate(180deg);
  color: var(--amber);
}

.faq-a {
  font-size: .9rem;
  color: var(--mid);
  padding: .75rem 1rem .9rem 1.1rem;
  line-height: 1.65;
  margin: 0;
  border-top: 1px solid var(--border);
}
.faq-map {
  margin-top: .85rem;
  border-radius: 6px;
  overflow: hidden;
}

/* --- Contact CTA --------------------------------------- */
.contact {
  background: var(--amber);
  background-image: linear-gradient(135deg, #C8850A 0%, #A06408 100%);
}
.contact .section-title--light { text-align: center; }
.contact-sub {
  text-align: center;
  color: rgba(255,255,255,.88);
  font-size: 1rem;
  margin-bottom: .75rem;
}

/* --- Forms --------------------------------------------- */
.form { display: flex; flex-direction: column; gap: .85rem; max-width: 420px; }
.form--light { margin: 0 auto; }
.form--light .form__label { color: rgba(255,255,255,.9); }
.form--light .form__input { background: rgba(255,255,255,.95); }
.form--light .form__prefix { background: rgba(255,255,255,.95); color: var(--dark); }

.form__row { display: flex; flex-direction: column; gap: .3rem; }

.form__label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--dark);
}

.form__input {
  width: 100%;
  padding: .65rem .9rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  font-size: 1rem;
  color: var(--dark);
  background: var(--bg);
  transition: border-color var(--transition);
  font-family: inherit;
}
.form__input:focus {
  outline: none;
  border-color: var(--amber);
}
.form__input.is-invalid { border-color: #e53e3e; }

.form__phone-wrap { display: flex; align-items: stretch; }
.form__prefix {
  display: flex;
  align-items: center;
  padding: .65rem .75rem;
  background: var(--border);
  border: 1.5px solid var(--border);
  border-right: none;
  border-radius: var(--r) 0 0 var(--r);
  font-size: 1rem;
  font-weight: 600;
  color: var(--mid);
  white-space: nowrap;
  user-select: none;
}
.form__input--phone {
  border-radius: 0 var(--r) var(--r) 0;
}

.form__err {
  font-size: .78rem;
  color: #e53e3e;
  min-height: 1rem;
}

.form__submit { margin-top: .2rem; justify-content: center; }

.form__ok {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
  text-align: center;
  padding: 1.5rem;
  color: var(--white);
  font-weight: 600;
  font-size: 1rem;
}
.modal .form__ok { color: var(--dark); }

.form__fail {
  padding: 1rem;
  background: rgba(0,0,0,.08);
  border-radius: var(--r);
  font-size: .9rem;
  color: var(--white);
  text-align: center;
}
.modal .form__fail { color: var(--dark); background: #fee2e2; }
.form__fail a { color: var(--white); font-weight: 600; }
.modal .form__fail a { color: var(--amber); }

/* --- Modal --------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal[hidden] { display: none; }

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(43,30,15,.6);
  backdrop-filter: blur(2px);
}

.modal__box {
  position: relative;
  background: var(--white);
  border-radius: 8px;
  padding: 1.75rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(43,30,15,.3);
  max-height: 90vh;
  overflow-y: auto;
}

.modal__close {
  position: absolute;
  top: .75rem;
  right: .75rem;
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  color: var(--mid);
  padding: .25rem .4rem;
  border-radius: var(--r);
  transition: color var(--transition);
}
.modal__close:hover { color: var(--dark); }

.modal__title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: .25rem;
  color: var(--dark);
}
.modal__sub { font-size: .88rem; color: var(--mid); margin-bottom: .75rem; }

/* --- Reveal animations --------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* --- Footer -------------------------------------------- */
.footer {
  background-color: #1A0C02;
  background-image:
    linear-gradient(rgba(20,10,2,.82) 0%, rgba(20,10,2,.82) 100%),
    url("assets/img/hero-bg.jpg");
  background-image:
    linear-gradient(rgba(20,10,2,.82) 0%, rgba(20,10,2,.82) 100%),
    image-set(
      url("assets/img/hero-bg.webp") type("image/webp"),
      url("assets/img/hero-bg.jpg")  type("image/jpeg")
    );
  background-size: cover;
  background-position: center;
  color: rgba(255,255,255,.7);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-brand strong {
  display: block;
  color: var(--white);
  font-size: 1rem;
  margin-bottom: .3rem;
}
.footer-brand p { font-size: .85rem; }

.footer-contacts {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.footer-phone {
  color: rgba(255,255,255,.85);
  text-decoration: none;
  font-size: .95rem;
  font-weight: 600;
  transition: color var(--transition);
}
.footer-phone:hover { color: var(--amber); }

.footer-ig {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: .9rem;
  transition: color var(--transition);
}
.footer-ig:hover { color: var(--amber); }

.footer-copy {
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

/* =============================================================
   Desktop (768px+)
   ============================================================= */
@media (min-width: 768px) {

  .section { padding: 4rem 0; }

  /* Header */
  .header__logo { display: flex; }
  .header__inner { padding: .65rem 1.5rem; gap: 1rem; }
  .header__phone { font-size: .88rem; padding: .35rem .5rem; gap: .35rem; }
  .header__phone-full { display: inline; }
  .header__phone-short { display: none; }
  .header__cta { font-size: .9rem; padding: .55rem 1.1rem; }

  /* Hero — desktop: направленный градиент слева (текст) вправо (фото) */
  .hero {
    min-height: 520px;
    padding: 5rem 0 4rem;
    background-image:
      linear-gradient(to right, rgba(20,10,2,.9) 0%, rgba(20,10,2,.74) 38%, rgba(20,10,2,.36) 60%, rgba(20,10,2,.08) 100%),
      url("assets/img/hero-bg.jpg");
    background-image:
      linear-gradient(to right, rgba(20,10,2,.9) 0%, rgba(20,10,2,.74) 38%, rgba(20,10,2,.36) 60%, rgba(20,10,2,.08) 100%),
      image-set(
        url("assets/img/hero-bg.webp") type("image/webp"),
        url("assets/img/hero-bg.jpg")  type("image/jpeg")
      );
    background-position: center right;
  }
  /* Ограничиваем текст левой половиной — правая половина показывает фото */
  .hero__h1  { max-width: 640px; }
  .hero__sub { max-width: 560px; }

  /* Advantages */
  .adv-list { grid-template-columns: repeat(5, 1fr); gap: 1.5rem; }
  .adv-item { padding: 1.5rem 1rem; }
  .adv-icon { width: 64px; height: 64px; }

  /* Services */
  .srv-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }

  /* Calculator */
  .calc-wrap { flex-direction: row; align-items: flex-start; gap: 2rem; }
  .calc-form { flex: 0 0 calc(50% - 1rem); }
  .calc-result { flex: 1; }

  /* Equipment */
  .equip-gallery { grid-template-columns: repeat(4, 1fr); gap: 1rem; }
  .equip-item img { height: 200px; }

  /* Process */
  .proc-steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .proc-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.75rem 1rem 1.5rem;
  }
  .proc-icon {
    margin-bottom: .75rem;
    width: 60px;
    height: 60px;
    align-self: auto;
  }
  .proc-num { top: -0.5rem; right: 0.75rem; font-size: 6rem; }
  .proc-step h3 { font-size: 1rem; padding-top: 0; }
  .proc-step p { font-size: .88rem; }

  /* Works */
  .works-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
  .works-item img { height: 240px; }

  /* Reviews */
  .rev-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }

  /* Contact form */
  .form--light { max-width: 480px; }

  /* Footer */
  .footer-inner { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}

@media (min-width: 1024px) {
  .srv-grid { grid-template-columns: repeat(3, 1fr); }
  .rev-grid { grid-template-columns: repeat(3, 1fr); }
}