/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --red: #e53935;
  --red-dark: #b71c1c;
  --black: #0a0a0a;
  --dark: #111111;
  --dark2: #1a1a1a;
  --dark3: #222222;
  --gray: #888;
  --light: #e0e0e0;
  --white: #ffffff;
  --gold: #ffc107;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(0, 0, 0, .45);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  background: var(--black);
  color: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  text-transform: uppercase;
  text-align: center;
  color: var(--white);
  margin-bottom: .4rem;
}

.section-subtitle {
  text-align: center;
  color: var(--gray);
  margin-bottom: 3rem;
  font-size: 1.05rem;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url('https://images.unsplash.com/photo-1549317661-bd32c8ce0afa?w=1600&h=900&fit=crop') center/cover no-repeat;
  padding: 2rem;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.75) 0%, rgba(10,10,10,.92) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--red);
  line-height: 1.1;
  text-shadow: 0 0 40px rgba(229, 57, 53, .45);
  margin-bottom: 1.2rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(229, 57, 53, .15);
  border: 1px solid var(--red);
  border-radius: 999px;
  padding: .55rem 1.4rem;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 2rem;
}

.hero__badge-star {
  color: var(--gold);
  font-size: 1.2rem;
}

.hero__cta {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: .9rem 2.5rem;
  border-radius: 999px;
  transition: background .25s, transform .25s;
}

.hero__cta:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

.hero__phone {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  background: rgba(0, 0, 0, .5);
  padding: .6rem 1.5rem;
  border-radius: 999px;
  border: 1px solid rgba(229, 57, 53, .5);
}

.hero__phone-icon {
  width: 22px;
  height: 22px;
  color: var(--red);
  flex-shrink: 0;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 57, 53, .25);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav__logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--red);
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  font-size: .95rem;
  font-weight: 500;
  color: var(--light);
  transition: color .2s;
}

.nav__links a:hover {
  color: var(--red);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: .3s;
}

@media (max-width: 700px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 10, 10, .97);
    padding: 1.5rem;
    gap: 1.2rem;
    border-bottom: 1px solid rgba(229, 57, 53, .25);
  }
  .nav__links.open {
    display: flex;
  }
  .nav__burger {
    display: flex;
  }
}

/* ===== ABOUT ===== */
.about {
  padding: 5rem 0;
  background: var(--dark);
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.about__card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: transform .3s, border-color .3s;
}

.about__card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
}

.about__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.about__card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  text-transform: uppercase;
  margin-bottom: .6rem;
  color: var(--white);
}

.about__card p {
  color: var(--gray);
  font-size: .95rem;
  line-height: 1.65;
}

/* ===== COURSES ===== */
.courses {
  padding: 5rem 0;
  background: var(--black);
}

.courses__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.course-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(229, 57, 53, .15);
}

.course-card__img {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.course-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}

.course-card:hover .course-card__img img {
  transform: scale(1.08);
}

.course-card__num {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: 'Oswald', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(229, 57, 53, .7);
  line-height: 1;
}

.course-card__body {
  padding: 1.5rem;
}

.course-card__title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.35rem;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: .5rem;
}

.course-card__desc {
  color: var(--gray);
  font-size: .92rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.course-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .8rem;
}

.course-card__price-val {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--red);
}

.course-card__price-unit {
  color: var(--gray);
  font-size: .85rem;
}

.course-card__btn {
  background: var(--red);
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  border: none;
  padding: .6rem 1.5rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background .25s, transform .2s;
}

.course-card__btn:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

/* ===== REVIEWS ===== */
.reviews {
  padding: 5rem 0;
  background: var(--dark);
}

.reviews__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.review-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform .3s;
}

.review-card:hover {
  transform: translateY(-4px);
}

.review-card__stars {
  color: var(--gold);
  font-size: 1.2rem;
  letter-spacing: 2px;
  margin-bottom: .8rem;
}

.review-card__text {
  color: var(--light);
  font-size: .95rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
  font-style: italic;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.review-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  flex-shrink: 0;
}

.review-card__author strong {
  display: block;
  font-size: .95rem;
  color: var(--white);
}

.review-card__author span {
  font-size: .8rem;
  color: var(--gray);
}

/* ===== REVIEW FORM ===== */
.review-form {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 2.5rem;
  max-width: 700px;
  margin: 0 auto;
}

.review-form h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.review-form__row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.review-form__row input,
.review-form__row select {
  flex: 1;
}

.review-form input,
.review-form select,
.review-form textarea {
  width: 100%;
  padding: .8rem 1rem;
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  color: var(--white);
  font-family: 'Roboto', sans-serif;
  font-size: .95rem;
  outline: none;
  transition: border-color .2s;
  margin-bottom: 1rem;
}

.review-form input:focus,
.review-form select:focus,
.review-form textarea:focus {
  border-color: var(--red);
}

.review-form__rating {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin-bottom: 1.2rem;
  color: var(--light);
  font-size: .95rem;
}

.stars-input span {
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--dark3);
  transition: color .15s;
}

.stars-input span.active {
  color: var(--gold);
}

.review-form__btn {
  background: var(--red);
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  border: none;
  padding: .85rem 2.5rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background .25s, transform .2s;
}

.review-form__btn:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

/* ===== CONTACTS ===== */
.contacts {
  padding: 5rem 0;
  background: var(--black);
}

.contacts__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.contacts__item {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  transition: border-color .3s;
}

.contacts__item:hover {
  border-color: var(--red);
}

.contacts__icon {
  font-size: 2.5rem;
  margin-bottom: .8rem;
}

.contacts__item h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.15rem;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: .5rem;
}

.contacts__item p,
.contacts__item a {
  color: var(--gray);
  font-size: .95rem;
}

.contacts__item a:hover {
  color: var(--red);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 2rem 0;
  text-align: center;
  color: var(--gray);
  font-size: .85rem;
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1.5rem;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--dark2);
  border: 1px solid rgba(229, 57, 53, .3);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 100%;
  max-width: 440px;
  position: relative;
  animation: modalIn .3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(.92); }
  to   { opacity: 1; transform: scale(1); }
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--gray);
  font-size: 1.3rem;
  cursor: pointer;
  transition: color .2s;
}

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

.modal h2 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: .3rem;
}

.modal p {
  color: var(--red);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.modal input,
.modal textarea {
  width: 100%;
  padding: .8rem 1rem;
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  color: var(--white);
  font-family: 'Roboto', sans-serif;
  font-size: .95rem;
  outline: none;
  transition: border-color .2s;
  margin-bottom: 1rem;
}

.modal input:focus,
.modal textarea:focus {
  border-color: var(--red);
}

.modal__submit {
  width: 100%;
  background: var(--red);
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  border: none;
  padding: .85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background .25s;
}

.modal__submit:hover {
  background: var(--red-dark);
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--red);
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: 999px;
  font-weight: 600;
  z-index: 300;
  opacity: 0;
  transition: transform .4s, opacity .4s;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}