/* =========================================
   INFINUM BJJ — MAIN CSS
   Variables · Reset · Typography · Base
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Barlow+Condensed:wght@400;600;700;900&family=Barlow:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* ---- CSS VARIABLES ---- */
:root {
  --red:         #E93D3D;
  --red-dark:    #C42E2E;
  --black:       #000000;
  --near-black:  #111111;
  --dark-gray:   #1C1C1C;
  --slate:       #16191f;
  --mid-gray:    #3A3A3A;
  --text-muted:  #888888;
  --light-gray:  #EBEBEB;
  --off-white:   #F5F4F2;
  --white:       #FFFFFF;

  --font-display: 'Oswald', sans-serif;
  --font-label:   'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  --nav-h: 80px;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  3.5rem;
  --space-xl:  5rem;
  --space-2xl: 7rem;

  --max-w: 1280px;
  --max-w-text: 760px;

  --radius: 0px;
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--near-black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
html { overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; }

/* ---- SKIP LINK ---- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--red);
  color: var(--white);
  padding: 0.5rem 1rem;
  z-index: 9999;
  font-family: var(--font-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2.8rem, 6.5vw, 5rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 4vw, 3.5rem); font-weight: 600; }
h3 { font-size: clamp(1.4rem, 2.5vw, 2.2rem); font-weight: 600; }
h4 { font-size: clamp(1.1rem, 1.8vw, 1.5rem); font-family: var(--font-label); font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }

p { max-width: var(--max-w-text); line-height: 1.7; }
p + p { margin-top: 1rem; }

.text-small  { font-size: 0.875rem; }
.text-muted  { color: var(--text-muted); }
.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }

/* ---- SECTION LABEL (eyebrow text above H2) ---- */
.section-label {
  display: inline-block;
  font-family: var(--font-label);
  font-weight: 900;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.75rem;
  position: relative;
  padding-left: 3.2rem;
}
.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem;
  height: 3px;
  background: var(--red);
}

/* On dark backgrounds */
.dark .section-label,
.section--dark .section-label,
.section--slate .section-label,
.section--black .section-label { color: var(--red); }

/* ---- CONTAINERS ---- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
@media (min-width: 768px) {
  .container { padding-left: 2.5rem; padding-right: 2.5rem; }
}
@media (min-width: 1280px) {
  .container { padding-left: 3rem; padding-right: 3rem; }
}

/* ---- SECTION BACKGROUNDS ---- */
.section--white     { background: var(--white); color: var(--near-black); }
.section--off-white { background: var(--off-white); color: var(--near-black); }
.section--dark      { background: var(--near-black); color: var(--white); }
.section--slate     { background: var(--slate); color: var(--white); }
.section--black     { background: var(--black); color: var(--white); }
.section--red       { background: var(--red); color: var(--white); }

/* ---- SECTION SPACING ---- */
.section {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}
.section--sm {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}
@media (min-width: 1024px) {
  .section      { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }
  .section--sm  { padding-top: var(--space-xl);  padding-bottom: var(--space-xl); }
}

/* ---- UTILITIES ---- */
.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mb-sm  { margin-bottom: var(--space-sm); }
.mb-md  { margin-bottom: var(--space-md); }
.mb-lg  { margin-bottom: var(--space-lg); }
.pt-0   { padding-top: 0 !important; }
.pb-0   { padding-bottom: 0 !important; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ---- SCROLL REVEAL ---- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---- HERO BASE ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}
.hero--short {
  min-height: 52vh;
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 0;
  opacity: 0.45;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,0,0,0.85) 0%,
    rgba(0,0,0,0.55) 60%,
    rgba(0,0,0,0.3) 100%
  );
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: calc(var(--nav-h) + 2rem);
  padding-bottom: 4rem;
}

/* ---- GRID HELPERS ---- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
  .grid-2 { gap: 4rem; }
  .grid-3 { gap: 2.5rem; }
}

/* ---- DIVIDER ---- */
.divider-red {
  width: 60px;
  height: 3px;
  background: var(--red);
  margin: 1rem 0 2rem;
}
.divider-red--center { margin-left: auto; margin-right: auto; }

/* ---- IMAGE ASPECT RATIOS ---- */
.img-wrap { overflow: hidden; position: relative; }
.img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s ease;
}
.img-wrap:hover img { transform: scale(1.04); }

.aspect-hero    { aspect-ratio: 16/9; }
.aspect-card    { aspect-ratio: 4/3; }
.aspect-portrait { aspect-ratio: 3/4; }
.aspect-square  { aspect-ratio: 1; }