/* ================================================================
   MURUGAN FOUNDATION — Global Stylesheet
   Theme: Corporate | Light Green + White + Dark Navy
   Fonts: Playfair Display (headings) + DM Sans (body)
================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;900&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --navy:        #0f2044;
  --navy-mid:    #1a2a5e;
  --navy-light:  #253870;
  --blue:        #1d5fa8;
  --blue-light:  #3b82d4;
  --green:       #2d8a4e;
  --green-mid:   #38a35e;
  --green-light: #4fc06e;
  --green-pale:  #eaf7ef;
  --green-bg:    #f0faf4;
  --white:       #ffffff;
  --off-white:   #f8fbf9;
  --light-grey:  #e8f0ec;
  --border:      #d4e6da;
  --grey:        #607060;
  --dark-grey:   #2d3a2d;
  --text:        #1e2a1e;
  --gold:        #c9a43a;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --shadow-xs: 0 1px 4px rgba(15,32,68,0.06);
  --shadow-sm: 0 2px 12px rgba(15,32,68,0.08);
  --shadow-md: 0 6px 32px rgba(15,32,68,0.12);
  --shadow-lg: 0 16px 56px rgba(15,32,68,0.16);
  --shadow-xl: 0 28px 80px rgba(15,32,68,0.20);

  --radius-sm:  6px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  36px;
  --radius-full:9999px;
  --transition: 0.35s cubic-bezier(0.4,0,0.2,1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; object-fit: cover; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4,h5 { font-family: var(--font-display); line-height: 1.18; color: var(--navy); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { color: var(--grey); line-height: 1.8; }

/* ── LAYOUT ── */
.container      { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 28px; }
.section-pad    { padding: 100px 0; }
.section-pad-sm { padding: 64px 0; }
.text-center    { text-align: center; }

/* ── SECTION HEADERS ── */
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--green); margin-bottom: 14px;
}
.section-eyebrow::before {
  content: ''; width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  border-radius: 2px;
}
.section-title { margin-bottom: 14px; }
.section-desc  { font-size: 1.05rem; max-width: 580px; color: var(--grey); }
.section-desc.center { margin: 0 auto; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.9rem;
  font-weight: 600; letter-spacing: 0.025em;
  transition: var(--transition); white-space: nowrap;
  position: relative; overflow: hidden;
}
.btn::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0.12); opacity: 0;
  transition: opacity 0.25s;
}
.btn:hover::after { opacity: 1; }
.btn-green {
  background: linear-gradient(135deg, var(--green), var(--green-mid));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(45,138,78,0.35);
}
.btn-green:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(45,138,78,0.45); }
.btn-navy {
  background: linear-gradient(135deg, var(--navy), var(--navy-mid));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(15,32,68,0.3);
}
.btn-navy:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(15,32,68,0.4); }
.btn-outline {
  background: transparent; color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-outline-white {
  background: rgba(255,255,255,0.1);
  color: var(--white); border: 2px solid rgba(255,255,255,0.55);
  backdrop-filter: blur(6px);
}
.btn-outline-white:hover { background: var(--white); color: var(--navy); }
.btn-sm  { padding: 10px 22px; font-size: 0.82rem; }
.btn-lg  { padding: 17px 44px; font-size: 1rem; }
.btn-xl  { padding: 20px 52px; font-size: 1.05rem; }
.btn svg { flex-shrink: 0; }

/* ── IMAGE PLACEHOLDER ── */
.img-ph {
  background: linear-gradient(135deg, #e8f0ee 0%, #d4e6da 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; position: relative; overflow: hidden;
}
.img-ph::before {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(rgba(45,138,78,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,138,78,0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}
.img-ph-icon { font-size: 42px; opacity: 0.3; position: relative; z-index: 1; }
.img-ph-label {
  position: relative; z-index: 1; text-align: center;
  font-size: 0.7rem; font-weight: 600; color: #6a8a72;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: rgba(255,255,255,0.7); padding: 4px 12px;
  border-radius: var(--radius-full);
}

/* ── CARDS ── */
.card {
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); overflow: hidden;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-5px); }

/* ── BADGE ── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 13px; border-radius: var(--radius-full);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em;
}
.badge-green { background: var(--green-pale); color: var(--green); }
.badge-blue  { background: #dbeafe; color: var(--blue); }
.badge-gold  { background: #fef3c7; color: #92400e; }
.badge-dot   { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 2s ease-in-out infinite; }

/* ── DIVIDER ── */
.divider-line {
  width: 56px; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  border-radius: 3px; margin: 16px 0 24px;
}
.divider-line.center { margin: 16px auto 24px; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideLeft { from { opacity:0; transform:translateX(40px); } to { opacity:1; transform:translateX(0); } }
@keyframes slideRight { from { opacity:0; transform:translateX(-40px); } to { opacity:1; transform:translateX(0); } }
@keyframes scaleIn { from { opacity:0; transform:scale(0.92); } to { opacity:1; transform:scale(1); } }
@keyframes pulse   { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(0.75)} }
@keyframes shimmer { 0%{transform:translateX(-100%)} 100%{transform:translateX(200%)} }
@keyframes float   { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
@keyframes spin    { to { transform: rotate(360deg); } }
@keyframes countUp { from { opacity:0; } to { opacity:1; } }
@keyframes progressFill { from { width: 0%; } to { width: var(--w); } }

/* Scroll reveal */
.reveal { opacity:0; transform:translateY(36px); transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-left  { opacity:0; transform:translateX(-36px); transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal-left.visible  { opacity:1; transform:translateX(0); }
.reveal-right { opacity:0; transform:translateX(36px);  transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal-right.visible { opacity:1; transform:translateX(0); }
.reveal-scale { opacity:0; transform:scale(0.9);    transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal-scale.visible { opacity:1; transform:scale(1); }
.d1 { transition-delay: 0.1s !important; }
.d2 { transition-delay: 0.2s !important; }
.d3 { transition-delay: 0.3s !important; }
.d4 { transition-delay: 0.4s !important; }
.d5 { transition-delay: 0.5s !important; }

/* ── FORM ELEMENTS ── */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--dark-grey); margin-bottom: 6px; letter-spacing: 0.02em;
}
.form-control {
  width: 100%; padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.93rem;
  color: var(--text); background: var(--white);
  transition: var(--transition); outline: none;
}
.form-control:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(45,138,78,0.1); }
.form-control::placeholder { color: #aabcaa; }
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { cursor: pointer; }
.form-control.error { border-color: #e53e3e; }

/* ── STAT BOX ── */
.stat-box { text-align: center; }
.stat-number {
  font-family: var(--font-display); font-size: clamp(2.2rem,4vw,3.2rem);
  font-weight: 800; line-height: 1; color: var(--navy);
}
.stat-number .accent { color: var(--green); }
.stat-label {
  font-size: 0.78rem; font-weight: 600; color: var(--grey);
  text-transform: uppercase; letter-spacing: 0.1em; margin-top: 6px;
}

/* ── PAGE HERO ── */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #1a4060 100%);
  padding: 120px 0 72px; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--green), var(--green-light), var(--green));
}
.page-hero .breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: rgba(255,255,255,0.5); margin-bottom: 20px;
}
.page-hero .breadcrumb a { color: var(--green-light); }
.page-hero .breadcrumb a:hover { text-decoration: underline; }

/* ── BACK TO TOP ── */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 9000;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: var(--transition);
}
.back-to-top.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover { background: var(--green); transform: translateY(-2px); }

/* ── TOAST ── */
.toast-container { position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 9999; }
.toast {
  background: var(--navy); color: var(--white);
  padding: 14px 28px; border-radius: var(--radius-md);
  font-size: 0.9rem; font-weight: 500;
  box-shadow: var(--shadow-xl);
  display: flex; align-items: center; gap: 10px;
  border-left: 4px solid var(--green);
  animation: fadeUp 0.4s ease;
}

/* ── WHATSAPP FLOAT ── */
.wa-float {
  position: fixed; bottom: 90px; right: 32px; z-index: 9000;
  width: 54px; height: 54px; border-radius: 50%;
  background: #25D366; color: var(--white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.5);
  animation: float 3s ease-in-out infinite;
  transition: transform 0.25s, box-shadow 0.25s;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,0.65); }
.wa-float svg { width: 28px; height: 28px; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) { .section-pad { padding: 72px 0; } }
@media (max-width: 768px)  { .section-pad { padding: 56px 0; } .section-pad-sm { padding: 40px 0; } }
@media (max-width: 480px)  { .container { padding: 0 16px; } }