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

:root {
  --color-primary: #1a365d;
  --color-primary-light: #2b4c7e;
  --color-accent: #c9a84c;
  --color-accent-light: #e0c570;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-bg-dark: #0f1b2d;
  --color-text: #1a202c;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.1);
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 168, 76, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo__name {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: 8px;
}

.logo__text {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-primary);
}

.nav {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-light);
  transition: var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: var(--transition);
}

.nav__link:hover {
  color: var(--color-primary);
}

.nav__link:hover::after {
  width: 100%;
}

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

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  padding: 140px 0 80px;
  background:
    linear-gradient(135deg, rgba(247,248,250,0.92) 0%, rgba(237,240,247,0.88) 100%),
    url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=1600&q=80') center/cover no-repeat;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero__tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.accent {
  color: var(--color-accent);
}

.hero__desc {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero__card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.hero__card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lg);
}

.hero__card-icon {
  font-size: 1.8rem;
}

.hero__card-text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
}

/* ===== Sections Common ===== */
.section__tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.section__title {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 48px;
}

/* ===== Services ===== */
.services {
  padding: 100px 0;
  position: relative;
  background:
    linear-gradient(to bottom, rgba(255,255,255,0.90) 0%, rgba(255,255,255,0.95) 100%),
    url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?w=1600&q=80') center/cover no-repeat;
}

.services > .container {
  position: relative;
  z-index: 1;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
  background: white;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.service-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.service-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.service-card__price {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem;
  color: var(--color-primary);
}

.service-card__price strong {
  font-size: 1.25rem;
  font-family: var(--font-heading);
  color: var(--color-accent);
}

.service-card__more {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  cursor: pointer;
  transition: var(--transition);
}

.service-card__more:hover {
  letter-spacing: 0.5px;
}

.service-card {
  cursor: pointer;
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal--open {
  opacity: 1;
  visibility: visible;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 27, 45, 0.6);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: white;
  border-radius: var(--radius);
  padding: 48px 40px;
  max-width: 600px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s ease;
}

.modal--open .modal__content {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-text-light);
  cursor: pointer;
  line-height: 1;
  transition: var(--transition);
}

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

.modal__icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
}

.modal__title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.modal__price {
  font-size: 1.1rem;
  color: var(--color-accent);
  font-weight: 700;
  font-family: var(--font-heading);
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.modal__body h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 20px 0 10px;
}

.modal__body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.modal__body ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.modal__body ul li {
  font-size: 0.9rem;
  color: var(--color-text-light);
  padding: 6px 0 6px 20px;
  position: relative;
  line-height: 1.6;
}

.modal__body ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.modal__cta {
  display: inline-flex;
  margin-top: 28px;
}

/* ===== Parallax Banner ===== */
.banner {
  height: 280px;
  background:
    linear-gradient(rgba(15, 27, 45, 0.7), rgba(15, 27, 45, 0.7)),
    url('https://images.unsplash.com/photo-1560179707-f14e90ef3623?w=1600&q=80') center/cover no-repeat;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner__text {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: white;
  text-align: center;
  padding: 0 24px;
}

.banner--2 {
  background-image:
    linear-gradient(rgba(15, 27, 45, 0.65), rgba(15, 27, 45, 0.65)),
    url('https://images.unsplash.com/photo-1559234938-b60fff04894d?w=1600&q=80');
}

@media (max-width: 768px) {
  .banner {
    height: 200px;
    background-attachment: scroll;
  }
  .banner__text {
    font-size: 1.3rem;
  }
}

/* ===== About ===== */
.about {
  padding: 100px 0;
  background:
    linear-gradient(135deg, rgba(247,248,250,0.95) 0%, rgba(237,240,247,0.93) 100%),
    url('https://images.unsplash.com/photo-1521791136064-7986c2920216?w=1600&q=80') center/cover no-repeat;
}

.about__inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 60px;
  align-items: center;
}

.about__desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
  padding-top: 36px;
  border-top: 1px solid var(--color-border);
}

.stat__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.stat__label {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.about__image {
  display: flex;
  justify-content: center;
}

.about__placeholder {
  width: 280px;
  height: 340px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.about__placeholder span {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ===== Approach ===== */
.approach {
  padding: 100px 0;
  position: relative;
  background:
    linear-gradient(to bottom, rgba(255,255,255,0.88), rgba(255,255,255,0.93)),
    url('https://images.unsplash.com/photo-1553877522-43269d4ea984?w=1600&q=80') center/cover no-repeat;
}

.approach > .container {
  position: relative;
  z-index: 1;
}

.approach__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step {
  text-align: center;
  padding: 36px 24px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.step:hover {
  background: var(--color-bg-alt);
}

.step__number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.step__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.step__desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== Contact ===== */
.contact {
  padding: 100px 0;
  background:
    linear-gradient(135deg, rgba(247,248,250,0.94) 0%, rgba(237,240,247,0.92) 100%),
    url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?w=1600&q=80') center/cover no-repeat;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact__desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 36px;
  line-height: 1.8;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact__item strong {
  display: block;
  font-size: 0.9rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.contact__item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* Form */
.contact__form {
  background: white;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form__group {
  margin-bottom: 20px;
}

.form__group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  background: var(--color-bg-alt);
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
  background: white;
}

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

/* ===== Footer ===== */
.footer {
  background:
    linear-gradient(rgba(15, 27, 45, 0.92), rgba(15, 27, 45, 0.95)),
    url('https://images.unsplash.com/photo-1507003211169-0a1dd7228f2d?w=1600&q=80') center/cover no-repeat;
  padding: 48px 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer .logo__name {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.footer .logo__text {
  color: white;
}

.footer__copy {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: 12px;
  line-height: 1.6;
}

.footer__right {
  text-align: right;
}

.footer__right p {
  font-size: 0.85rem;
  color: #94a3b8;
  line-height: 1.8;
}

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Form success ===== */
.form__success {
  text-align: center;
  padding: 40px 20px;
}

.form__success-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.form__success-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.form__success-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero__title {
    font-size: 2.6rem;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .approach__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .burger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 0;
    box-shadow: var(--shadow-lg);
    transform: translateY(-110%);
    transition: var(--transition);
    z-index: 999;
  }

  .nav--open {
    transform: translateY(0);
  }

  .nav__link {
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 1rem;
  }

  .hero {
    padding: 110px 0 60px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .section__title {
    font-size: 2rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .about__inner {
    grid-template-columns: 1fr;
  }

  .about__image {
    order: -1;
  }

  .about__stats {
    grid-template-columns: 1fr;
  }

  .approach__grid {
    grid-template-columns: 1fr;
  }

  .contact__inner {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .footer__right {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 1.8rem;
  }

  .hero__actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .contact__form {
    padding: 24px;
  }
}