/* ============================================================
   OCL Golf League — style.css
   Shared styles used across all pages.
   ============================================================ */


/* ------------------------------------------------------------
   CSS Custom Properties (variables)
   Define colors, sizes, and effects in one place.
   ------------------------------------------------------------ */
:root {
  --color-green-dark:  #1b3d28;   /* header, footer background */
  --color-green-mid:   #2e6644;   /* nav bar background */
  --color-green-light: #e8f2ec;   /* even-row stripe (lighter, greener) */
  --color-gold:        #b8963e;   /* accent, active nav, heading underline */
  --color-gold-light:  #d4b062;   /* lighter gold for hover accents */
  --color-bg:          #f5f3ee;   /* page background (warm off-white) */
  --color-text:        #1a1a1a;   /* primary body text */
  --color-text-muted:  #5a5a5a;   /* secondary / paragraph text */
  --color-white:       #ffffff;
  --color-border:      #cfd5cb;   /* table and HR borders */

  --max-width: 960px;             /* caps content width on wide screens */

  --radius-sm: 4px;               /* small rounding (badges, alerts) */
  --radius-md: 8px;               /* card / table rounding */

  /* Elevation shadows */
  --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.09);
  --shadow-logo: 0 4px 20px rgba(0, 0, 0, 0.50);

  /* Georgia gives a classic, club-house feel for body text.
     Segoe UI / Arial is used for UI elements like nav and headings. */
  --font-body: Georgia, 'Times New Roman', serif;
  --font-ui:   'Segoe UI', Arial, sans-serif;
}


/* ------------------------------------------------------------
   Box-sizing Reset
   Makes width/padding math predictable across all elements.
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}


/* ------------------------------------------------------------
   Body
   flex column so the footer stays at the bottom of short pages.
   ------------------------------------------------------------ */
body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}


/* ------------------------------------------------------------
   Site Header
   Dark green banner with subtle gradient and gold accent line.
   ------------------------------------------------------------ */
.site-header {
  /* Slight directional gradient adds depth without being heavy */
  background: linear-gradient(170deg, #213f2d 0%, var(--color-green-dark) 65%);
  color: var(--color-white);
  text-align: center;
  padding: 2.5rem 1rem 1.75rem;
  /* Thin gold line separates header from nav */
  border-bottom: 3px solid var(--color-gold);
}

/* The logo is a circular badge (black on white JPG).
   Gold ring outline ties it to the site's accent color. */
.site-logo {
  width: 130px;
  height: auto;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-logo);
  border-radius: 50%;
  /* Subtle gold ring around the circular badge */
  outline: 2px solid rgba(184, 150, 62, 0.5);
  outline-offset: 4px;
}

/* Hero variant — larger logo used on the homepage only.
   Add class="hero-logo" to the <img> on index.html. */
.hero-logo {
  width: 170px;
  outline-offset: 5px;
}

.site-title {
  font-family: var(--font-ui);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-white);
  /* Gentle shadow improves legibility on the gradient background */
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.30);
}

/* Tagline — appears beneath the title on the homepage.
   Add <p class="site-tagline"> after <h1 class="site-title"> in index.html. */
.site-tagline {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.62);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.55rem;
}


/* ------------------------------------------------------------
   Site Navigation
   Horizontal bar below the header.
   ------------------------------------------------------------ */
.site-nav {
  background-color: var(--color-green-mid);
  /* Downward shadow separates nav from page content */
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.20);
}

/* ul holds the nav links in a single centered row.
   flex-wrap: nowrap prevents items from ever dropping to a
   second row — we instead reduce font/padding at narrow widths. */
.site-nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: nowrap;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-nav a {
  display: block;
  padding: 0.9rem 1.5rem;
  color: var(--color-white);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  /* position: relative needed for the ::after underline pseudo-element */
  position: relative;
  transition: color 0.15s ease, background-color 0.15s ease;
}

/* Animated gold underline — grows from center on hover / active.
   This is more refined than a full background-color fill. */
.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transform: translateX(-50%);
  transition: width 0.2s ease;
}

.site-nav a:hover::after,
.site-nav a:focus::after,
.site-nav a.active::after {
  width: 75%;
}

/* Subtle tint on hover; focus removes default outline (we have the underline) */
.site-nav a:hover,
.site-nav a:focus {
  background-color: rgba(255, 255, 255, 0.10);
  outline: none;
}

/* Active page — gold text instead of full bg fill, pairs with underline */
.site-nav a.active {
  color: var(--color-gold);
}


/* ------------------------------------------------------------
   Main Content Area
   flex: 1 makes it grow to fill space above the footer.
   ------------------------------------------------------------ */
main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}


/* ------------------------------------------------------------
   Welcome / Hero Section (index.html)
   Centered text block with optional quick-link buttons below.
   ------------------------------------------------------------ */
.welcome {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.welcome h2 {
  font-family: var(--font-ui);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-green-dark);
  margin-bottom: 1.5rem;
  /* Gold underline accent — inline-block sizes the border to the text */
  display: inline-block;
  border-bottom: 3px solid var(--color-gold);
  padding-bottom: 0.45rem;
  letter-spacing: 0.02em;
}

.welcome p {
  color: var(--color-text-muted);
  font-size: 1.08rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* Quick-nav buttons inside the welcome section.
   Wrap links in <div class="home-nav"> in index.html. */
.home-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 2rem;
}

.home-nav a {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  background-color: var(--color-green-dark);
  color: var(--color-white);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.home-nav a:hover,
.home-nav a:focus {
  background-color: var(--color-white);
  color: var(--color-green-dark);
  border-color: var(--color-green-dark);
  outline: none;
}


/* ------------------------------------------------------------
   Site Footer
   Dark green strip pinned to the bottom.
   ------------------------------------------------------------ */
.site-footer {
  background-color: var(--color-green-dark);
  color: rgba(255, 255, 255, 0.50);
  text-align: center;
  padding: 1.25rem 1rem;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  /* Subtle gold line mirrors the header accent */
  border-top: 2px solid rgba(184, 150, 62, 0.30);
}


/* ------------------------------------------------------------
   Logo Link (header)
   The logo on inner pages wraps in an <a> back to the home page.
   ------------------------------------------------------------ */
.logo-link {
  display: inline-block;
  text-decoration: none;
}


/* ------------------------------------------------------------
   Page Heading
   Gold-underlined section heading shared by inner pages.
   ------------------------------------------------------------ */
.page-heading {
  font-family: var(--font-ui);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-green-dark);
  margin-bottom: 1.75rem;
  /* inline-block so the border-bottom only spans the text width */
  display: inline-block;
  border-bottom: 3px solid var(--color-gold);
  padding-bottom: 0.45rem;
  letter-spacing: 0.02em;
}


/* ------------------------------------------------------------
   Table Wrapper
   Enables horizontal scrolling on narrow screens. Rounded corners
   and a card shadow give tables a polished, lifted appearance.

   overflow-x: auto clips the content to the border-radius shape
   in all modern browsers, so the table header corners appear rounded
   without any extra markup.
   ------------------------------------------------------------ */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch; /* smooth momentum scroll on iOS */
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}


/* ------------------------------------------------------------
   Data Table
   Used for the schedule, standings, and any other tabular data.
   ------------------------------------------------------------ */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  /* Sets a floor so columns aren't squeezed tiny on phones.
     The .table-wrapper scroll kicks in below this width. */
  min-width: 560px;
}

/* Header row — dark green band with uppercase labels */
.data-table thead th {
  background-color: var(--color-green-dark);
  color: var(--color-white);
  text-align: left;
  padding: 0.8rem 1rem;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

/* The wrapper's border-radius clips the table visually, but we also
   set border-radius on the first/last header cells so they look
   correct in browsers that don't clip overflow-x containers. */
.data-table thead th:first-child { border-top-left-radius:  var(--radius-md); }
.data-table thead th:last-child  { border-top-right-radius: var(--radius-md); }

/* Data cells */
.data-table tbody td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

/* Remove the border from the last row so it doesn't double up
   with the wrapper's rounded bottom edge */
.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* Zebra striping — alternating row tint aids readability in long tables */
.data-table tbody tr:nth-child(even) {
  background-color: var(--color-green-light);
}

/* Hover highlight — slightly richer green so your eye tracks the row */
.data-table tbody tr:hover {
  background-color: #cce0d4;
}

/* Points columns — centered because they're numeric */
.data-table td.points,
.data-table th.points {
  text-align: center;
}

/* Winner styling — bold weight + dark green make it stand out */
.data-table td.winner {
  font-weight: 700;
  color: var(--color-green-dark);
}


/* ------------------------------------------------------------
   Rules Content
   Styles for elements generated by js/rules.js. All selectors
   are scoped to .rules-content to avoid affecting other pages.
   ------------------------------------------------------------ */

/* Container: comfortable reading width, generous line height */
.rules-content {
  max-width: 740px;
  line-height: 1.8;
}

/* Rule headings — ## in the MD becomes <h3> in the HTML */
.rules-content h3 {
  font-family: var(--font-ui);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-green-dark);
  margin: 2rem 0 0.6rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--color-gold);
}

/* No top gap on the very first heading */
.rules-content h3:first-child {
  margin-top: 0;
}

/* Horizontal rules — gentle visual breathing space between sections */
.rules-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.75rem 0;
}

/* Paragraphs */
.rules-content p {
  margin-bottom: 0.9rem;
  color: var(--color-text);
}

/* Lists */
.rules-content ul,
.rules-content ol {
  margin: 0.4rem 0 1rem 1.5rem;
  color: var(--color-text);
}

.rules-content li {
  margin-bottom: 0.35rem;
}

/* Blockquote — important callout notes.
   Left green border + tinted background without being alarming. */
.rules-content blockquote {
  margin: 1rem 0;
  padding: 0.8rem 1.1rem;
  background-color: #ebf3ee;
  border-left: 4px solid var(--color-green-mid);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.rules-content blockquote p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--color-text);
}

/* Standings table — fewer columns, smaller min-width floor */
.standings-table {
  min-width: 340px;
}

/* Tables inside rules content — sized to content, not full-width */
.rules-table {
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  width: auto;
  min-width: 260px;
}

.rules-table thead th {
  background-color: var(--color-green-dark);
  color: var(--color-white);
  text-align: left;
  padding: 0.55rem 1rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.rules-table tbody td {
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

.rules-table tbody tr:last-child td {
  border-bottom: none;
}

.rules-table tbody tr:nth-child(even) {
  background-color: var(--color-green-light);
}


/* ------------------------------------------------------------
   Compact Page Header  (inner pages only — not index.html)
   A single slim bar: OCL Logo 2 on the left, nav links on the right.
   Replaces the stacked .site-header + .site-nav used on the homepage.
   ------------------------------------------------------------ */
.page-header {
  background: linear-gradient(170deg, #213f2d 0%, var(--color-green-dark) 65%);
  border-bottom: 3px solid var(--color-gold);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.22);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 1.5rem;
  /* position: relative lets the mobile dropdown anchor to this bar */
  position: relative;
}

/* Logo 2 is not assumed to be circular — no border-radius here */
.compact-logo {
  height: 46px;
  width: auto;
  display: block;
}

/* The <nav> inside .page-header holds both the link list and
   the hamburger button as siblings */
.page-header nav {
  display: flex;
  align-items: center;
}

/* Horizontal link list — visible on desktop, hidden on mobile */
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
}

.nav-links a {
  display: block;
  padding: 0.55rem 1rem;
  color: var(--color-white);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  position: relative;
  transition: color 0.15s ease;
}

/* Animated gold underline — same pattern as the homepage nav */
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; /* sits on the header's gold border */
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transform: translateX(-50%);
  transition: width 0.2s ease;
}

.nav-links a:hover::after,
.nav-links a:focus::after,
.nav-links a.active::after {
  width: 70%;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--color-gold-light);
  outline: none;
}

.nav-links a.active {
  color: var(--color-gold);
}


/* ------------------------------------------------------------
   Hamburger Toggle Button
   Hidden on desktop. Shown on mobile to open/close the nav.
   Three <span> elements animate into an × when open.
   ------------------------------------------------------------ */
.nav-toggle {
  display: none; /* shown via the mobile media query below */
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

/* × animation when aria-expanded="true" */
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ------------------------------------------------------------
   Error Message
   Shown in place of a table when data fails to load.
   ------------------------------------------------------------ */
.error-message {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  color: #8b1a1a;
  background-color: #fdf0ef;
  border-left: 4px solid #c0392b;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  line-height: 1.5;
}


/* ------------------------------------------------------------
   Responsive — small screens (≤ 600px)
   Minimum target: 375px (iPhone SE)

   Nav sizing at 375px:
     font-size: 0.73rem (~11.7px), padding: 1rem 0.6rem
     tap target height: ~11.7 + 32 = ~44px (meets 44px minimum)
   ------------------------------------------------------------ */
@media (max-width: 600px) {
  /* --- Header: tighter padding --- */
  .site-header {
    padding: 1.5rem 1rem 1.25rem;
  }

  .site-logo {
    width: 90px;
    margin-bottom: 0.6rem;
  }

  /* Hero logo stays a bit bigger than the standard logo on mobile */
  .hero-logo {
    width: 115px;
    outline-offset: 4px;
  }

  .site-title {
    font-size: 1.15rem;
    letter-spacing: 0.025em;
  }

  .site-tagline {
    font-size: 0.72rem;
    letter-spacing: 0.07em;
  }

  /* --- Nav: padding gives a ~44px tap target height --- */
  .site-nav a {
    padding: 1rem 0.6rem;
    font-size: 0.73rem;
    letter-spacing: 0.03em;
    white-space: nowrap;
  }

  /* --- Main content --- */
  main {
    padding: 1.75rem 0.9rem;
  }

  /* --- Page heading --- */
  .page-heading {
    font-size: 1.2rem;
    margin-bottom: 1.25rem;
  }

  /* --- Welcome --- */
  .welcome h2 {
    font-size: 1.3rem;
  }

  .welcome p {
    font-size: 0.97rem;
  }

  /* --- Data table: smaller text and tighter cells --- */
  .data-table {
    font-size: 0.82rem;
    min-width: 460px;
  }

  .data-table thead th {
    padding: 0.65rem 0.65rem;
    font-size: 0.72rem;
  }

  .data-table tbody td {
    padding: 0.55rem 0.65rem;
  }

  /* --- Scroll hint: appears below the table to signal horizontal scroll.
       The ::after pseudo-element is a block child of .table-wrapper,
       placed after the table. Because the wrapper has no fixed height,
       it expands to include this hint row and it is always visible. --- */
  .table-wrapper::after {
    content: '← swipe to scroll →';
    display: block;
    text-align: center;
    font-size: 0.7rem;
    font-family: var(--font-ui);
    color: var(--color-text-muted);
    font-style: italic;
    padding: 0.4rem 0.5rem;
    background-color: var(--color-bg);
    /* Rounds the bottom of the hint to match the wrapper's radius */
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    border-top: 1px solid var(--color-border);
  }

  /* --- Compact header on mobile ---
     Tighten padding and reduce logo height. */
  .page-header {
    padding: 0.45rem 1rem;
  }

  .compact-logo {
    height: 36px;
  }

  /* --- Show the hamburger button, hide the link list ---
     The link list becomes a full-width dropdown anchored to
     the bottom of .page-header via position: absolute. */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none; /* hidden until toggled open */
    position: absolute;
    top: 100%; /* flush below the compact header bar */
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background-color: var(--color-green-mid);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
    z-index: 200; /* above page content */
  }

  /* nav.js adds this class to open the menu */
  .nav-links.nav-open {
    display: flex;
  }

  /* Full-width tappable rows in the dropdown */
  .nav-links a {
    padding: 1rem 1.5rem;
    font-size: 0.88rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
  }

  .nav-links li:last-child a {
    border-bottom: none;
  }

  /* Underline animation doesn't apply in the stacked dropdown */
  .nav-links a::after {
    display: none;
  }
}