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

:root {
  --black: #000;
  --white: #fff;
  --text: #111;
  --muted: #555;
  --section-max: 1280px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #111;
  color: var(--text);
  line-height: 1.4;
  overflow-x: hidden;
}

a {
  text-decoration: none;
}

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

.site-wrap {
  width: 100%;
  overflow-x: hidden;
  background: #fff;
}

/* TOP BAR */

.spectrum-bar {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  background: linear-gradient(
    90deg,
    rgba(0, 26, 140, 0.78) 0%,
    rgba(18, 85, 255, 0.68) 18%,
    rgba(38, 128, 255, 0.55) 50%,
    rgb(255, 80, 80) 78%,
    rgb(170, 0, 0) 100%
  );
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}

.spectrum-inner {
  max-width: 1600px;
  margin: 0 auto;
  min-height: 92px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}

.spectrum-title {
  text-align: center;
  color: #000;
  font-size: clamp(1.5rem, 2.2vw, 2.7rem);
  font-weight: 900;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.spectrum-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.spectrum-links span {
  color: #000;
  font-weight: 900;
  font-size: clamp(0.6rem, 1vw, 1rem);
  text-transform: uppercase;
  white-space: nowrap;
}

/* HERO */

.hero {
  position: relative;
  width: 100%;
  min-height: 90vh;
  background: #000;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
  padding: 0 34px clamp(34px, 6vh, 70px);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 68%;
  filter: brightness(1.1) contrast(1.02);
}

/* no dark overlay */
.hero::after {
  display: none;
}

.hero-script {
  position: relative;
  z-index: 5;
  font-family: "Brush Script MT", "Segoe Script", cursive;
  font-size: 2.4rem;
  line-height: 1;
  color: #050505;
  text-align: left;
  text-shadow: 0 2px 10px rgba(255,255,255,0.38);
}

/* PDF SECTION */

.pdf-section {
  position: relative;
  padding: 80px 24px;
  background: url("marble.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.pdf-inner {
  max-width: var(--section-max);
  margin: 0 auto;
  text-align: center;
}

.section-title {
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 900;
  text-transform: uppercase;
  color: #111;
  margin-bottom: 16px;
}

.section-subtitle {
  max-width: 850px;
  margin: 0 auto 42px;
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  color: var(--muted);
}

.pdf-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.pdf-btn {
  appearance: none;
  border: 1px solid rgba(126, 61, 49, 0.34);
  cursor: pointer;
  width: 100%;
  min-height: 66px;
  border-radius: 8px;

  background: rgb(139, 48, 21);
  );

  color: #fff;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-size: 0.9rem;
  padding: 16px 12px;

  transition:
    transform 0.25s ease,
    filter 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;

  box-shadow:
    0 10px 18px rgba(0,0,0,0.15),
    inset 0 1px 0 rgba(255,255,255,0.25);

  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.pdf-btn:hover {
  background: linear-gradient(
    135deg,
    #c76f4f 0%,
    #df8d4f 38%,
    #f0ae5d 72%,
    #f6c978 100%
  );

  transform: translateY(-4px);
  filter: brightness(1.04);

  box-shadow:
    0 18px 32px rgba(0,0,0,0.23),
    0 0 20px rgba(240, 174, 93, 0.28);
}

/* FOOTER */

.site-footer {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 28px 18px;
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
}

/* TABLET */

@media (max-width: 991px) {
  .pdf-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .spectrum-links {
    justify-content: center;
  }

  .hero {
    min-height: 82vh;
    padding-inline: 24px;
  }
}

/* MOBILE */

@media (max-width: 640px) {
  .spectrum-inner {
    min-height: auto;
    padding: 14px 10px;
  }

  .spectrum-title {
    letter-spacing: 1.5px;
  }

  .spectrum-links {
    gap: 10px;
    justify-content: center;
  }

  .spectrum-links span {
    font-size: 0.58rem;
  }

  .hero {
    min-height: 78vh;
    padding: 0 18px 38px;
  }

  .hero-image {
    object-position: center center;
    filter: brightness(1.12) contrast(1.02);
  }

  .hero-script {
    font-size: clamp(1.8rem, 9vw, 3rem);
  }

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

  .pdf-section {
    background-attachment: scroll;
    padding: 58px 18px;
  }
}