/* ==========================================================
   Global Stylesheet — Studio Highlight 3D
   ========================================================== */

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

html {
  scroll-behavior: smooth; /* optional, makes scroll transitions smooth */
}

/* ---------------------------
   1. Root Variables (Theme)
---------------------------- */
:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f6f4;
  --color-text: #222222;
  --color-text-muted: #666666;
  --color-accent: #333333; /* muted beige/taupe */
  --color-accent-hover: #000000;
  --color-border: #e0dfdc;

  --font-base: 'IBM Plex Serif', serif;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.9rem;
  --font-size-xxl: 2.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 600;

  --container-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  --radius: 0.75rem;
  --transition: all 0.3s ease-in-out;
}

/* ---------------------------
   2. Reset & Base
---------------------------- */

/* Box sizing */
*, *::before, *::after {
  box-sizing: border-box;
}

/* Remove default margin/padding */
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure {
  margin: 0;
  padding: 0;
}

/* Body defaults */
body {
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
a:hover,
a:focus {
  color: var(--color-accent);
  outline: none;
}

/* Images & Videos */
img, video {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

/* Lists */
ul, ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Buttons */
button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  transition: var(--transition);
}

/* Forms */
input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.75rem;
  width: 100%;
}
textarea {
  resize: vertical;
  min-height: 120px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(194, 169, 138, 0.2);
}

/* ---------------------------
   3. Layout
---------------------------- */
.container {
  width: 90%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-block: var(--spacing-md);
}

/* Sections */
section {
  padding-block: var(--spacing-lg);
}

/* ---------------------------
   4. Typography
---------------------------- */
h1, h2, h3, h4 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
}
h1 { font-size: var(--font-size-xxl); }
h2 { font-size: var(--font-size-xl); margin-bottom: var(--spacing-sm); }
h3 { font-size: var(--font-size-lg); }
p { margin-bottom: var(--spacing-sm); color: var(--color-text-muted); }

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-md);
}
.section-subtext {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* ---------------------------
   5. Utility Classes
---------------------------- */
.hidden-field {
  display: none;
}

.cta-primary {
  display: inline-block;
  background: var(--color-accent); /* now dark grey */
  color: #fff;
  font-weight: var(--font-weight-medium);
  padding: 0.75rem 1.5rem;
  border-radius: 0; /* 90-degree corners */
  border: 1px solid #000; /* thin black contour */
  text-align: center;
  transition: var(--transition);
}
.cta-primary:hover {
  background: var(--color-accent-hover); /* darker grey on hover */
  color: #fff;
}

.cta-secondary {
  display: inline-block;
  border: 1px solid #000; /* thin black border */
  background: transparent;
  color: #333333; /* dark grey text */
  font-weight: var(--font-weight-medium);
  padding: 0.75rem 1.5rem;
  border-radius: 0; /* 90-degree corners */
  text-align: center;
  transition: var(--transition);
}
.cta-secondary:hover {
  background: var(--color-accent); /* dark grey on hover */
  color: #fff;
}

/* ---------------------------
   6. Responsive Basics
---------------------------- */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  .container { width: 92%; }
}