/* =========================================================
   EmeraldScreenMarket — main stylesheet
   ========================================================= */

:root {
  --color-emerald: #0b4d3a;
  --color-emerald-dark: #073327;
  --color-charcoal: #1c1f1e;
  --color-white: #ffffff;
  --color-silver: #c3c9c7;
  --color-silver-light: #eef1f0;
  --color-gold: #c9a84c;
  --radius-base: 6px;
  --transition-base: 0.25s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  overflow-x: hidden;
  line-height: 1.6;
}

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

a {
  color: var(--color-emerald);
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

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

h1, h2, h3 {
  color: var(--color-charcoal);
  line-height: 1.25;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-base);
  border: 2px solid transparent;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  text-align: center;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-emerald-dark);
  border-color: var(--color-emerald-dark);
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-gold);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-gold);
  color: var(--color-charcoal);
  text-decoration: none;
}

.btn-small {
  padding: 0.5rem 1.1rem;
  font-size: 0.9rem;
}

/* ---------- Header ---------- */
.site-header {
  background:
    linear-gradient(180deg, rgba(7, 51, 39, 0.55) 0%, rgba(7, 51, 39, 0.8) 100%),
    url("images/EmeraldScreenMarket-background.jpg") center / cover no-repeat;
  background-color: var(--color-emerald-dark);
  color: var(--color-white);
  padding-bottom: 3rem;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  position: relative;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.5px;
}

.logo:hover {
  text-decoration: none;
  color: var(--color-gold);
}

.main-nav ul {
  display: flex;
  gap: 1.75rem;
}

.main-nav a {
  color: var(--color-white);
  font-weight: 500;
  font-size: 0.98rem;
}

.main-nav a:hover,
.main-nav a:focus {
  color: var(--color-gold);
  text-decoration: none;
}

.nav-toggle {
  display: none;
}

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 32px;
  cursor: pointer;
  z-index: 20;
}

.burger-line {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ---------- Hero ---------- */
.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 0;
  text-align: center;
}

.hero-content h1 {
  color: var(--color-white);
  font-size: 2.4rem;
  margin: 0 0 1rem;
}

.hero-content p {
  max-width: 700px;
  margin: 0 auto 1.75rem;
  color: var(--color-silver-light);
  font-size: 1.05rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
/* ---------- Content images (16:9) ---------- */
.content-image {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-base);
  background-color: var(--color-silver);
}

.hero-image {
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.section-image {
  max-width: 900px;
  margin: 2rem auto 0;
}

/* ---------- Content sections ---------- */
.content-section {
  padding: 4rem 1.5rem;
}

.alt-bg {
  background-color: var(--color-silver-light);
}

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

.section-container h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

.section-intro {
  max-width: 750px;
  margin: 0 auto 2.5rem;
  text-align: center;
  color: #444;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.info-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-silver);
  border-top: 3px solid var(--color-gold);
  border-radius: var(--radius-base);
  padding: 1.75rem;
}

.alt-bg .info-card {
  background-color: var(--color-white);
}

.info-card h3 {
  margin-top: 0;
  font-size: 1.15rem;
  color: var(--color-emerald);
}

.info-card p {
  margin-bottom: 0;
  color: #3a3a3a;
}

/* ---------- Reviews ---------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.review-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-silver);
  border-radius: var(--radius-base);
  padding: 1.75rem;
}

.review-stars {
  color: var(--color-gold);
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.review-text {
  color: #3a3a3a;
  font-style: italic;
}

.review-author {
  margin-bottom: 0;
  font-weight: 600;
  color: var(--color-emerald);
}

/* ---------- Contact form ---------- */
.contact-form {
  max-width: 650px;
  margin: 0 auto;
  background-color: var(--color-silver-light);
  border: 1px solid var(--color-silver);
  border-radius: var(--radius-base);
  padding: 2rem;
}

.form-row {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
}

.form-row label {
  margin-bottom: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="tel"],
.form-row textarea {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-silver);
  border-radius: var(--radius-base);
  font-size: 1rem;
  font-family: inherit;
  background-color: var(--color-white);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid var(--color-emerald);
  outline-offset: 1px;
}

.form-checkbox-row {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.6rem;
}

.form-checkbox-row input {
  margin-top: 0.3rem;
}

.form-checkbox-row label {
  font-weight: 400;
  font-size: 0.9rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--color-silver-light);
  padding: 3rem 1.5rem 1.5rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-brand {
  font-weight: 700;
  color: var(--color-white);
  margin-top: 0;
}

.footer-heading {
  font-weight: 700;
  color: var(--color-gold);
  margin-top: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a,
.footer-col a {
  color: var(--color-silver-light);
}

.footer-links a:hover,
.footer-col a:hover {
  color: var(--color-gold);
}

.footer-copy {
  text-align: center;
  color: var(--color-silver);
  font-size: 0.85rem;
  margin: 2.5rem 0 0;
  border-top: 1px solid rgba(195, 201, 199, 0.25);
  padding-top: 1.25rem;
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-charcoal);
  color: var(--color-silver-light);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 50;
  border-top: 2px solid var(--color-gold);
}

.cookie-banner.is-hidden {
  display: none;
}

.cookie-banner p {
  margin: 0;
  max-width: 800px;
  font-size: 0.9rem;
}

.cookie-banner a {
  color: var(--color-gold);
}

.cookie-banner-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* ---------- Success modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(28, 31, 30, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 60;
  padding: 1rem;
}

.modal-overlay.is-visible {
  display: flex;
}

.modal-box {
  background-color: var(--color-white);
  border-radius: var(--radius-base);
  border-top: 4px solid var(--color-emerald);
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
}

.modal-box h3 {
  color: var(--color-emerald);
  margin-top: 0;
}

/* =========================================================
   Responsive: Tablet and below (900px burger breakpoint)
   ========================================================= */
@media (max-width: 900px) {
  .nav-burger {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    right: 1.5rem;
    left: 1.5rem;
    background-color: var(--color-emerald-dark);
    border-radius: var(--radius-base);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: max-height var(--transition-base), opacity var(--transition-base), transform var(--transition-base);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0;
  }

  .main-nav li {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .main-nav li:first-child {
    border-top: none;
  }

  .main-nav a {
    display: block;
    padding: 0.9rem 1.25rem;
  }

  .nav-toggle:checked ~ .main-nav {
    max-height: 400px;
    opacity: 1;
    transform: translateY(0);
  }

  .nav-toggle:checked ~ .nav-burger .burger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle:checked ~ .nav-burger .burger-line:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle:checked ~ .nav-burger .burger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

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

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

@media (max-width: 680px) {
  .hero-content h1 {
    font-size: 1.85rem;
  }

  .card-grid,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .cookie-banner-actions {
    justify-content: center;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .section-container h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 1rem;
  }

  .hero-content {
    padding: 1.5rem 1rem 0;
  }

  .content-section {
    padding: 2.75rem 1rem;
  }
}