/* ============================================
   CORPERHQ DESIGN SYSTEM
   Global variables, resets, typography, utilities
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { 
  font-family: 'DM Sans', sans-serif; 
  background: var(--white); 
  color: var(--ink); 
  overflow-x: hidden; 
  -webkit-font-smoothing: antialiased; 
  padding-top: var(--nav-h); 
}
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }

/* ---- TOKENS ---- */
:root {
  /* Brand */
  --green:        #0D7A55;
  --green-dark:   #0a6246;
  --green-mid:    #1AB87E;
  --green-light:  #E6F7F1;
  --green-xlight: #F0FAF6;
  --gold:         #C8862A;
  --gold-light:   #FBF3E4;

  /* Neutrals */
  --ink:          #0F1A14;
  --ink-mid:      #2E3D35;
  --ink-soft:     #5A6B62;
  --ink-faint:    #8A9B92;
  --surface:      #F5F7F5;
  --surface-2:    #EEF1EE;
  --border:       rgba(0,0,0,0.08);
  --border-mid:   rgba(0,0,0,0.12);
  --white:        #FFFFFF;

  /* Dark surface (hero, modules) */
  --dark-bg:      #0F1A14;
  --dark-surface: rgba(255,255,255,0.04);
  --dark-border:  rgba(255,255,255,0.08);
  --dark-text:    rgba(255,255,255,0.85);
  --dark-muted:   rgba(255,255,255,0.45);
  --dark-hint:    rgba(255,255,255,0.2);
  --dark-green:   #6EDDB8;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  /* Spacing */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;
  --space-2xl: 64px;
  --space-3xl: 100px;

  /* Radius */
  --r-sm:  6px;
  --r-md:  10px;
  --r-lg:  14px;
  --r-xl:  20px;
  --r-2xl: 28px;
  --r-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg:  0 12px 32px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.05);
  --shadow-green: 0 8px 24px rgba(13,122,85,0.25);

  /* Transitions */
  --t-fast:   0.15s ease;
  --t-base:   0.2s ease;
  --t-slow:   0.35s ease;

  /* Layout */
  --max-w: 1200px;
  --nav-h: 64px;
}

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); line-height: 1.1; }
h1 { font-size: clamp(36px, 5vw, 64px); font-weight: 800; letter-spacing: -2px; }
h2 { font-size: clamp(26px, 4vw, 44px); font-weight: 800; letter-spacing: -1.5px; }
h3 { font-size: clamp(20px, 2.5vw, 28px); font-weight: 700; letter-spacing: -0.8px; }
h4 { font-size: 18px; font-weight: 700; letter-spacing: -0.4px; }
h5 { font-size: 15px; font-weight: 600; }
p  { line-height: 1.7; color: var(--ink-soft); }

/* ---- LAYOUT ---- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 5%; }
.section    { padding: var(--space-3xl) 5%; }
.section-sm { padding: var(--space-2xl) 5%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }
.flex    { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm  { gap: var(--space-sm); }
.gap-md  { gap: var(--space-md); }
.gap-lg  { gap: var(--space-lg); }

/* ---- SECTION HEADER ---- */
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--green); margin-bottom: 14px;
}
.section-label::before { content: ''; width: 20px; height: 2px; background: var(--green); flex-shrink: 0; }
.section-heading { color: var(--ink); margin-bottom: 14px; }
.section-heading .accent { color: var(--green); }
.section-sub { font-size: 17px; font-weight: 300; max-width: 520px; }

/* Dark variant */
.dark .section-label { color: var(--dark-green); }
.dark .section-label::before { background: var(--dark-green); }
.dark .section-heading { color: white; }
.dark .section-sub { color: var(--dark-muted); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: var(--r-md);
  font-family: var(--font-display); font-weight: 700;
  font-size: 14px; border: none; transition: all var(--t-base);
  cursor: pointer; white-space: nowrap;
}
.btn-sm  { padding: 7px 16px; font-size: 13px; }
.btn-lg  { padding: 14px 30px; font-size: 15px; border-radius: var(--r-lg); }
.btn-xl  { padding: 16px 36px; font-size: 16px; border-radius: var(--r-lg); }

.btn-primary { background: var(--green); color: white; }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-1px); box-shadow: var(--shadow-green); }

.btn-secondary { background: var(--green-mid); color: white; }
.btn-secondary:hover { background: var(--green); transform: translateY(-1px); }

.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--border-mid); }
.btn-ghost:hover { background: var(--ink); color: white; }

.btn-ghost-dark { background: transparent; color: white; border: 1.5px solid var(--dark-border); }
.btn-ghost-dark:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.05); }

.btn-white { background: white; color: var(--green); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-outline-white { background: transparent; color: white; border: 1.5px solid rgba(255,255,255,0.35); }
.btn-outline-white:hover { border-color: white; background: rgba(255,255,255,0.08); }

/* ---- ICON WRAPPER ---- */
.icon-box {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-lg); flex-shrink: 0;
}
.icon-box-sm  { width: 36px; height: 36px; border-radius: var(--r-md); }
.icon-box-md  { width: 44px; height: 44px; }
.icon-box-lg  { width: 52px; height: 52px; border-radius: var(--r-xl); }
.icon-box-xl  { width: 64px; height: 64px; border-radius: var(--r-xl); }
.icon-box-green     { background: var(--green-light); color: var(--green); }
.icon-box-gold      { background: var(--gold-light); color: var(--gold); }
.icon-box-dark-green{ background: rgba(13,122,85,0.25); color: var(--dark-green); }
.icon-box-dark-gold { background: rgba(200,134,42,0.2); color: #F0B050; }
.icon-box-dark-blue { background: rgba(59,130,246,0.18); color: #7DB8F7; }
.icon-box-dark-pink { background: rgba(236,72,153,0.18); color: #F099C8; }

/* ---- BADGE ---- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: var(--r-full);
  font-size: 12px; font-weight: 600;
}
.badge-green { background: var(--green-light); color: var(--green); }
.badge-dark-green { background: rgba(13,122,85,0.2); color: var(--dark-green); border: 1px solid rgba(26,184,126,0.3); }
.badge-gold  { background: var(--gold-light); color: var(--gold); }
.badge-dark  { background: rgba(255,255,255,0.08); color: var(--dark-muted); border: 1px solid var(--dark-border); }
.badge-dot   { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-dot-pulse { animation: pulse 2s infinite; }

/* ---- CARD ---- */
.card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: var(--space-lg);
  transition: all var(--t-base);
}
.card:hover { border-color: rgba(13,122,85,0.25); box-shadow: var(--shadow-md); }
.card-dark {
  background: var(--dark-surface); border: 1px solid var(--dark-border);
  border-radius: var(--r-xl); padding: var(--space-lg);
  transition: all var(--t-base);
}
.card-dark:hover { background: rgba(255,255,255,0.07); border-color: rgba(13,122,85,0.4); transform: translateY(-3px); }

/* ---- FORM ELEMENTS ---- */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: 13px; font-weight: 600; color: var(--ink-mid); }
.form-input, .form-select, .form-textarea {
  padding: 10px 14px; border-radius: var(--r-md);
  border: 1.5px solid var(--border-mid); background: white;
  font-family: var(--font-body); font-size: 14px; color: var(--ink);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none; width: 100%;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(13,122,85,0.12);
}
.form-textarea { resize: vertical; min-height: 100px; }

/* ---- ANIMATIONS ---- */
@keyframes pulse     { 0%,100%{opacity:1} 50%{opacity:0.35} }
@keyframes float1    { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
@keyframes float2    { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }
@keyframes fadeSlideUp { from{opacity:0;transform:translateY(24px)} to{opacity:1;transform:translateY(0)} }
@keyframes spin      { to{transform:rotate(360deg)} }

.fade-up { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-faint); }

/* ---- UTILITY ---- */
.text-center { text-align: center; }
.text-green  { color: var(--green); }
.text-muted  { color: var(--ink-soft); }
.text-white  { color: white; }
.text-dark-muted { color: var(--dark-muted); }
.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mt-xl  { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-sm  { margin-bottom: var(--space-sm); }
.mb-md  { margin-bottom: var(--space-md); }
.mb-lg  { margin-bottom: var(--space-lg); }
.w-full { width: 100%; }
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0; }

/* ---- RESPONSIVE HELPERS ---- */
/* iPad Pro (12.9") and smaller - 1024px */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: var(--space-2xl) 4%; }
  .section-sm { padding: var(--space-xl) 4%; }
}

/* iPad (10.2", 10.9") and smaller - 900px */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile devices - 768px */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section  { padding: 64px 5%; }
  .hide-mobile { display: none !important; }
}

/* Small mobile devices - 480px */
@media (max-width: 480px) {
  :root { --space-3xl: 64px; }
  .container { padding: 0 4%; }
}

/* ---- LOADING SCREEN ---- */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}
.loading-logo {
  width: 80px;
  height: 80px;
  margin-bottom: 24px;
  animation: pulse 1.5s ease-in-out infinite;
}
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--surface);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}