/* ============================================================
   OPPORTUNIFY CANADA — SHARED DESIGN SYSTEM
   Single source of truth for tokens, layout, header, footer,
   buttons, cards, forms and shared components.
============================================================ */

/* ---------- DESIGN TOKENS ---------- */
:root {
  --c-amber:        #F5A623;
  --c-amber-dark:   #E09415;
  --c-amber-light:  #FDF3DC;
  --c-amber-mid:    rgba(245,166,35,.12);
  --c-red:          #D42B2B;
  --c-red-dark:     #B52020;
  --c-red-light:    rgba(212,43,43,.08);
  --c-ink:          #1E1206;
  --c-ink-muted:    rgba(30,18,6,.55);
  --c-ink-soft:     rgba(30,18,6,.38);
  --c-white:        #FFFFFF;
  --c-bg:           #FDFAF4;
  --c-surface:      #FFFFFF;
  --c-border:       rgba(30,18,6,.08);
  --c-green:        #1F9D55;
  --c-green-light:  rgba(31,157,85,.10);

  --header-h:       72px;
  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      20px;
  --radius-xl:      28px;
  --radius-pill:    100px;

  --shadow-sm:      0 2px 8px rgba(30,18,6,.07);
  --shadow-md:      0 8px 28px rgba(30,18,6,.10);
  --shadow-lg:      0 16px 48px rgba(30,18,6,.13);

  --t-fast:         150ms ease;
  --t-base:         220ms ease;
  --t-slow:         320ms cubic-bezier(.4,0,.2,1);

  --font:           'Poppins', sans-serif;
  --max-w:          1200px;
}

/* ---------- BASE RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: var(--font); border: none; background: none; cursor: pointer; }

a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--c-red);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- UTILITIES ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 1.8px;
  text-transform: uppercase; color: var(--c-red); margin-bottom: 14px;
}
.section-label::before {
  content: ''; display: block; width: 20px; height: 2px;
  background: var(--c-red); border-radius: var(--radius-pill);
}
.section-heading {
  font-size: clamp(28px, 4vw, 42px); font-weight: 800; color: var(--c-ink);
  letter-spacing: -1px; line-height: 1.15;
}
.section-heading em { font-style: normal; color: var(--c-red); }
.section-sub {
  font-size: 16px; color: var(--c-ink-muted); max-width: 540px;
  margin-top: 12px; line-height: 1.7;
}

/* ---------- BUTTONS ---------- */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; background: var(--c-red); color: var(--c-white);
  font-family: var(--font); font-size: 14px; font-weight: 600;
  border-radius: var(--radius-sm); letter-spacing: .1px; cursor: pointer; border: none;
  transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.btn-primary:hover { background: var(--c-red-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,43,43,.30); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary svg { width: 16px; height: 16px; transition: transform var(--t-base); }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; background: transparent; color: var(--c-ink);
  font-family: var(--font); font-size: 14px; font-weight: 600;
  border-radius: var(--radius-sm); border: 2px solid var(--c-border); cursor: pointer;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}
.btn-ghost:hover { border-color: var(--c-amber); background: var(--c-amber-mid); color: var(--c-ink); }

.btn-sm { padding: 9px 16px; font-size: 13px; }

/* ---------- HEADER ---------- */
.opp-header {
  position: sticky; top: 0; z-index: 1000; background: var(--c-amber);
  height: var(--header-h); font-family: var(--font); transition: box-shadow var(--t-base);
}
.opp-header.is-scrolled { box-shadow: 0 2px 20px rgba(30,18,6,.18); }
.opp-header__inner {
  max-width: 1280px; margin: 0 auto; height: 100%; padding: 0 28px;
  display: flex; align-items: center; gap: 16px;
}
.opp-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.opp-logo__img { width: 52px; height: 52px; object-fit: contain; border-radius: 10px; }

.opp-nav { display: flex; align-items: center; gap: 32px; margin-left: 36px; flex: 1; }
.opp-nav ul { display: flex; align-items: center; gap: 30px; }
.opp-nav__link {
  position: relative; font-size: 14px; font-weight: 500; color: var(--c-ink);
  padding: 4px 0; white-space: nowrap; transition: color var(--t-fast);
}
.opp-nav__link::after {
  content: ''; position: absolute; left: 50%; bottom: -2px; width: 0; height: 2px;
  background: var(--c-red); border-radius: var(--radius-pill);
  transform: translateX(-50%); transition: width var(--t-base);
}
.opp-nav__link:hover, .opp-nav__link.is-active { color: var(--c-red); }
.opp-nav__link:hover::after, .opp-nav__link.is-active::after { width: 100%; }

/* Dropdown */
.opp-nav__item--dropdown { position: relative; }
.opp-nav__trigger {
  display: flex; align-items: center; gap: 5px; font-size: 14px; font-weight: 500;
  color: var(--c-ink); padding: 4px 0; position: relative; cursor: pointer;
  transition: color var(--t-fast);
}
.opp-nav__trigger::after {
  content: ''; position: absolute; left: 50%; bottom: -2px; width: 0; height: 2px;
  background: var(--c-red); border-radius: var(--radius-pill);
  transform: translateX(-50%); transition: width var(--t-base);
}
.opp-nav__item--dropdown:hover .opp-nav__trigger,
.opp-nav__item--dropdown.is-open .opp-nav__trigger { color: var(--c-red); }
.opp-nav__item--dropdown:hover .opp-nav__trigger::after,
.opp-nav__item--dropdown.is-open .opp-nav__trigger::after { width: 100%; }
.opp-nav__chevron { width: 14px; height: 14px; transition: transform var(--t-base); flex-shrink: 0; }
.opp-nav__item--dropdown.is-open .opp-nav__chevron { transform: rotate(180deg); }

.opp-dropdown {
  position: absolute; top: calc(100% + 16px); left: 50%;
  transform: translateX(-50%) translateY(-6px); min-width: 240px; background: #fff;
  border-radius: var(--radius-md); box-shadow: 0 12px 40px rgba(30,18,6,.14);
  padding: 8px; opacity: 0; pointer-events: none;
  transition: opacity var(--t-base), transform var(--t-base);
}
.opp-dropdown::before {
  content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%);
  width: 12px; height: 6px; background: #fff; clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}
.opp-nav__item--dropdown.is-open .opp-dropdown {
  opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0);
}
.opp-dropdown__item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: var(--radius-sm); font-size: 13.5px; font-weight: 500; color: var(--c-ink);
  transition: background var(--t-fast), color var(--t-fast);
}
.opp-dropdown__item:hover { background: rgba(212,43,43,.06); color: var(--c-red); }
.opp-dropdown__icon {
  width: 32px; height: 32px; border-radius: 8px; background: rgba(245,166,35,.18);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 16px;
  transition: background var(--t-fast);
}
.opp-dropdown__item:hover .opp-dropdown__icon { background: rgba(212,43,43,.10); }
.opp-dropdown__text strong { display: block; font-size: 13.5px; font-weight: 600; }
.opp-dropdown__text small { font-size: 11.5px; color: var(--c-ink-muted); font-weight: 400; }
.opp-dropdown__divider { height: 1px; background: rgba(30,18,6,.07); margin: 4px 8px; }

.opp-cta { margin-left: auto; flex-shrink: 0; }
.opp-cta__btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px;
  background: var(--c-red); color: #fff; font-family: var(--font);
  font-size: 14px; font-weight: 600; border-radius: var(--radius-sm);
  transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.opp-cta__btn:hover { background: var(--c-red-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(212,43,43,.35); }
.opp-cta__arrow { width: 16px; height: 16px; transition: transform var(--t-base); }
.opp-cta__btn:hover .opp-cta__arrow { transform: translateX(3px); }

/* Hamburger + mobile nav */
.opp-hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 36px; height: 36px; padding: 4px; margin-left: auto; flex-shrink: 0;
  border-radius: var(--radius-sm); transition: background var(--t-fast);
}
.opp-hamburger:hover { background: rgba(30,18,6,.08); }
.opp-hamburger__bar {
  display: block; width: 22px; height: 2px; background: var(--c-ink);
  border-radius: var(--radius-pill); transform-origin: center;
  transition: transform var(--t-slow), opacity var(--t-base), width var(--t-base);
}
.opp-hamburger.is-open .opp-hamburger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.opp-hamburger.is-open .opp-hamburger__bar:nth-child(2) { opacity: 0; width: 0; }
.opp-hamburger.is-open .opp-hamburger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.opp-mobile-nav {
  display: none; position: absolute; top: var(--header-h); left: 0; right: 0;
  background: var(--c-amber); border-top: 1px solid rgba(30,18,6,.1);
  padding: 12px 20px 20px; box-shadow: 0 12px 32px rgba(30,18,6,.15);
  max-height: 0; overflow: hidden; transition: max-height var(--t-slow), padding var(--t-slow);
}
.opp-mobile-nav.is-open { max-height: 620px; padding: 12px 20px 20px; }
.opp-mobile-nav__link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 14px; font-size: 15px; font-weight: 500; color: var(--c-ink);
  border-radius: var(--radius-sm); transition: background var(--t-fast), color var(--t-fast);
}
.opp-mobile-nav__link:hover, .opp-mobile-nav__link.is-active { background: rgba(30,18,6,.08); color: var(--c-red); }
.opp-mobile-nav__sub { padding: 4px 0 4px 14px; border-left: 2px solid rgba(212,43,43,.25); margin: 0 14px 8px; }
.opp-mobile-nav__sub-link {
  display: block; padding: 8px 10px; font-size: 13.5px; font-weight: 500; color: var(--c-ink);
  border-radius: var(--radius-sm); transition: background var(--t-fast), color var(--t-fast);
}
.opp-mobile-nav__sub-link:hover { color: var(--c-red); }
.opp-mobile-nav__cta { margin-top: 12px; padding: 0 14px; }
.opp-mobile-nav__cta .opp-cta__btn { width: 100%; justify-content: center; }

@media (max-width: 980px) {
  .opp-nav, .opp-cta { display: none; }
  .opp-hamburger { display: flex; }
  .opp-mobile-nav { display: block; }
}

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero { background: var(--c-bg); padding: 64px 0 40px; border-bottom: 1px solid var(--c-border); }
.page-hero__inner { max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }
.page-hero__title { font-size: clamp(30px, 5vw, 48px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.1; }
.page-hero__title em { font-style: normal; color: var(--c-red); }
.page-hero__sub { font-size: 17px; color: var(--c-ink-muted); margin-top: 14px; max-width: 620px; line-height: 1.7; }

/* ---------- CARDS (generic) ---------- */
.card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: transform var(--t-slow), box-shadow var(--t-slow);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

/* Tag / pill */
.tag {
  display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px;
  border-radius: var(--radius-pill); font-size: 11px; font-weight: 700;
  letter-spacing: .6px; text-transform: uppercase;
  background: var(--c-amber-mid); color: #8B5E00;
}
.tag--red { background: var(--c-red-light); color: var(--c-red); }
.tag--ink { background: rgba(30,18,6,.08); color: var(--c-ink); }

/* ---------- FORMS ---------- */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 13px; font-weight: 600; color: var(--c-ink); }
.field input, .field textarea, .field select {
  font-family: var(--font); font-size: 14px; color: var(--c-ink); background: #fff;
  border: 1.5px solid var(--c-border); border-radius: var(--radius-sm);
  padding: 13px 16px; outline: none; width: 100%;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(30,18,6,.3); }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--c-red); box-shadow: 0 0 0 3px rgba(212,43,43,.10);
}
.field textarea { resize: vertical; min-height: 130px; line-height: 1.6; }
.field--error input, .field--error textarea { border-color: var(--c-red); }
.field__error { font-size: 12px; color: var(--c-red); font-weight: 500; display: none; }
.field--error .field__error { display: block; }

.form-note { font-size: 14px; font-weight: 500; border-radius: var(--radius-md); padding: 16px 20px; margin-top: 6px; }
.form-note--ok { display: none; background: var(--c-green-light); border: 1.5px solid rgba(31,157,85,.4); color: #14502d; }
.form-note--err { display: none; background: var(--c-red-light); border: 1.5px solid rgba(212,43,43,.4); color: var(--c-red-dark); }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- FOOTER ---------- */
.footer { background: var(--c-ink); color: rgba(255,255,255,.85); padding: 52px 28px 32px; }
.footer__inner { max-width: var(--max-w); margin: 0 auto; display: flex; flex-direction: column; gap: 36px; }
.footer__top { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer__logo { display: flex; align-items: center; gap: 12px; }
.footer__logo img { width: 44px; height: 44px; object-fit: contain; border-radius: 8px; background: rgba(255,255,255,.06); }
.footer__logo-name { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: -.3px; }
.footer__logo-name span { color: var(--c-amber); }
.footer__nav { display: flex; gap: 26px; flex-wrap: wrap; }
.footer__nav a { font-size: 13.5px; font-weight: 500; color: rgba(255,255,255,.65); transition: color var(--t-fast); }
.footer__nav a:hover { color: var(--c-amber); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer__copy { font-size: 13px; color: rgba(255,255,255,.45); }
.footer__social { display: flex; gap: 14px; }
.footer__social a {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.55);
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}
.footer__social a:hover { border-color: var(--c-amber); color: var(--c-amber); background: rgba(245,166,35,.1); }

/* ---------- FADE-IN ON SCROLL ---------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 600ms ease, transform 600ms ease; }
.fade-up.is-visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: 80ms; }
.fade-up:nth-child(3) { transition-delay: 160ms; }

/* ---------- LOADING / EMPTY STATES ---------- */
.state {
  text-align: center; padding: 56px 24px; color: var(--c-ink-muted);
  font-size: 15px; border: 1.5px dashed var(--c-border); border-radius: var(--radius-lg);
}
.spinner {
  width: 26px; height: 26px; border-radius: 50%; margin: 0 auto 14px;
  border: 3px solid var(--c-border); border-top-color: var(--c-red);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; }
}