/* ============================================================
   COACHES' BOX — Base Stylesheet
   Brand: Black (#0A0A0A), White (#FFFFFF), Gold (#C8A84B)
   ============================================================ */

:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     1rem    + 6vw,    7rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Brand Colors */
  --gold:        #C8A84B;
  --gold-light:  #E2C87A;
  --gold-dark:   #9A7E34;
  --black:       #0A0A0A;
  --black-soft:  #141414;
  --black-card:  #1A1A1A;
  --white:       #FFFFFF;
  --off-white:   #F5F4F0;
  --gray-light:  #E8E6E0;
  --gray-mid:    #9A9890;
  --gray-dark:   #3A3A38;

  /* Light Mode */
  --color-bg:         var(--off-white);
  --color-surface:    var(--white);
  --color-surface-2:  #F0EEE8;
  --color-border:     var(--gray-light);
  --color-text:       var(--black);
  --color-text-muted: #5A5850;
  --color-text-faint: #9A9890;
  --color-accent:     var(--gold);
  --color-accent-hover: var(--gold-dark);

  /* Fonts */
  --font-display: 'Bebas Neue', 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body:    'Work Sans', 'Helvetica Neue', Arial, sans-serif;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.18);

  /* Transitions */
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;
}

[data-theme="dark"] {
  --color-bg:         var(--black);
  --color-surface:    var(--black-soft);
  --color-surface-2:  var(--black-card);
  --color-border:     var(--gray-dark);
  --color-text:       #E8E6E0;
  --color-text-muted: #9A9890;
  --color-text-faint: #5A5850;
  --color-accent:     var(--gold);
  --color-accent-hover: var(--gold-light);
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.65;
  transition: background-color var(--transition), color var(--transition);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1,h2,h3,h4,h5,h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; }

::selection { background: rgba(200,168,75,0.25); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: var(--radius-sm); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Utility ── */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }
.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: var(--space-6); }
.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }

/* Gold accent line */
.gold-rule { display: block; width: 3rem; height: 2px; background: var(--gold); }
.gold-rule--wide { width: 6rem; }

/* Section spacing */
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-32)); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-body); font-size: var(--text-sm); font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
}
.btn--primary {
  background: var(--gold); color: var(--black);
  border: 2px solid var(--gold);
}
.btn--primary:hover { background: var(--gold-dark); border-color: var(--gold-dark); }
.btn--outline {
  background: transparent; color: var(--gold);
  border: 2px solid var(--gold);
}
.btn--outline:hover { background: var(--gold); color: var(--black); }
.btn--dark {
  background: var(--black); color: var(--white);
  border: 2px solid var(--black);
}
.btn--dark:hover { background: var(--gray-dark); border-color: var(--gray-dark); }