/* =============================================
   SeegaSolar — Global Stylesheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

:root {
  --blue:        #1a6fdb;
  --blue-dark:   #0f4fa8;
  --blue-light:  #e8f1fc;
  --accent:      #38bdf8;
  --white:       #ffffff;
  --gray-50:     #f9fafb;
  --gray-100:    #f1f5f9;
  --gray-200:    #e2e8f0;
  --gray-400:    #94a3b8;
  --gray-600:    #475569;
  --gray-800:    #1e293b;
  --black:       #0a0f1a;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:   0 12px 40px rgba(0,0,0,.14);
  --transition:  .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p  { color: var(--gray-600); line-height: 1.75; }

/* ---------- Layout Helpers ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.section--sm { padding: 64px 0; }
.section--gray { background: var(--gray-50); }

.section-label {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title { margin-bottom: 16px; }
.section-subtitle { color: var(--gray-600); max-width: 560px; margin-bottom: 48px; font-size: 1.05rem; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: .95rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(26,111,219,.35);
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(26,111,219,.45); }

.btn-outline {
  border: 2px solid var(--blue);
  color: var(--blue);
  background: transparent;
}
.btn-outline:hover { background: var(--blue); color: var(--white); }

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

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: var(--blue); }

.card-icon {
  width: 56px;
  height: 56px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
  padding: 14px 0;
}

.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.nav-left  { justify-self: start; min-width: 0; }
.nav-right { justify-self: end; display: flex; align-items: center; gap: 14px; }

.nav-logo {
  justify-self: center;
  display: flex;
  align-items: center;
  transition: var(--transition);
}
.nav-logo .logo-img {
  height: 60px;
  width: auto;
  display: block;
  border-radius: 6px;
}
.nav.scrolled .nav-logo .logo-img {
  height: 50px;
}

.footer-logo-link {
  display: inline-block;
  margin-bottom: 4px;
}
.footer-logo-link .logo-img {
  height: 56px;
  width: auto;
  display: block;
  border-radius: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 10px;
  border-radius: 100px;
  background: rgba(255,255,255,.18);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.22);
  transition: var(--transition);
}
.nav.scrolled .nav-links {
  background: var(--gray-50);
  border-color: var(--gray-200);
  backdrop-filter: none;
}

.nav-links li { display: flex; }

.nav-links a {
  font-size: .88rem;
  font-weight: 500;
  color: rgba(255,255,255,.92);
  padding: 8px 14px;
  border-radius: 100px;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.12); }
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,.22);
  font-weight: 600;
}

.nav.scrolled .nav-links a { color: var(--gray-600); }
.nav.scrolled .nav-links a:hover { color: var(--blue); background: var(--blue-light); }
.nav.scrolled .nav-links a.active { color: var(--blue); background: var(--blue-light); font-weight: 600; }

.nav-btn {
  padding: 12px 24px !important;
  font-size: .88rem !important;
  font-weight: 600 !important;
  border-radius: 100px !important;
  box-shadow: 0 4px 18px rgba(26,111,219,.4) !important;
  white-space: nowrap;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(12px);
}
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav.scrolled .nav-hamburger {
  background: var(--gray-50);
  border-color: var(--gray-200);
}
.nav.scrolled .nav-hamburger span { background: var(--gray-800); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1001;
  background: rgba(10,22,40,.97);
  backdrop-filter: blur(20px);
  padding: 100px 32px 40px;
  flex-direction: column;
  gap: 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 8px; }
.mobile-menu ul a {
  display: block;
  font-size: 1.25rem;
  font-weight: 600;
  color: rgba(255,255,255,.85);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: var(--transition);
}
.mobile-menu ul a:hover { color: var(--accent); padding-left: 8px; }
.mobile-menu-close {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--white);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.mobile-menu-close:hover { background: var(--blue); }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  border-radius: var(--radius-xl);
  padding: 72px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '☀';
  position: absolute;
  right: 80px;
  top: -20px;
  font-size: 10rem;
  opacity: .05;
}
.cta-banner h2 { color: var(--white); max-width: 480px; margin-bottom: 8px; }
.cta-banner p { color: rgba(255,255,255,.65); font-size: .95rem; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--blue-dark) 0%, #1a6fdb 60%, var(--accent) 100%);
  overflow: hidden;
  padding-top: 80px;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1509391366360-2e959784a276?w=1600&q=80') center/cover no-repeat;
  opacity: .18;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  color: var(--white);
  padding: 64px 0;
}

.page-hero-content h1 { margin-bottom: 16px; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 16px;
}
.breadcrumb a { color: rgba(255,255,255,.75); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb span { color: var(--white); font-weight: 500; }

/* ---------- Stats Row ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat-item {
  background: var(--white);
  padding: 40px 32px;
  text-align: center;
}
.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: .88rem; color: var(--gray-600); font-weight: 500; }

/* ---------- Footer ---------- */
.footer {
  background: var(--black);
  color: rgba(255,255,255,.7);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.55fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-brand p { margin-top: 16px; font-size: .9rem; line-height: 1.7; color: rgba(255,255,255,.55); }

.footer-col h4 { color: var(--white); font-size: .95rem; font-weight: 600; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: .88rem; color: rgba(255,255,255,.55); transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }

.footer-offices-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 16px;
}
.footer-office {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}
.footer-contact-item {
  display: flex;
  gap: 12px;
  font-size: .88rem;
  color: rgba(255,255,255,.55);
  margin-bottom: 12px;
}
.footer-contact-item span { line-height: 1.65; }
.footer-contact-item a {
  color: rgba(255,255,255,.55);
  transition: var(--transition);
}
.footer-contact-item a:hover { color: var(--accent); }
.footer-contact-icon {
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,.06);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: .8rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: .82rem;
  color: rgba(255,255,255,.4);
  flex-wrap: wrap;
  gap: 8px;
}

.social-links { display: flex; gap: 10px; }
.social-link {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.social-link:hover { background: var(--blue); color: var(--white); }

/* ---------- Tag Badge ---------- */
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.tag-blue { background: var(--blue-light); color: var(--blue); }
.tag-green { background: #d1fae5; color: #065f46; }

/* ---------- Asterisk Decoration ---------- */
.deco-star {
  font-size: 1.4rem;
  color: rgba(255,255,255,.5);
  font-weight: 300;
  user-select: none;
  animation: spin 12s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Floating Chat Widget ---------- */
.chat-widget {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.chat-widget-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.95);
  transition: var(--transition);
  pointer-events: none;
}

.chat-widget.open .chat-widget-actions {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chat-action {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 100px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--white);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
  transition: var(--transition);
}

.chat-action:hover {
  transform: translateX(-4px);
  color: var(--white);
}

.chat-action i {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  background: rgba(255,255,255,.2);
}

.chat-action--call {
  background: var(--blue);
}

.chat-action--call:hover {
  background: var(--blue-dark);
}

.chat-action--whatsapp {
  background: #25d366;
}

.chat-action--whatsapp:hover {
  background: #1da851;
}

.chat-widget-toggle {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(26,111,219,.45);
  transition: var(--transition);
}

.chat-widget-toggle:hover {
  background: var(--blue-dark);
  transform: scale(1.05);
}

.chat-widget.open .chat-widget-toggle {
  background: var(--gray-800);
  transform: rotate(0deg);
}

.chat-widget.open .chat-widget-toggle .icon-chat {
  display: none;
}

.chat-widget-toggle .icon-close {
  display: none;
}

.chat-widget.open .chat-widget-toggle .icon-close {
  display: block;
}

@media (max-width: 480px) {
  .chat-widget {
    right: 16px;
    bottom: 16px;
  }
  .chat-action {
    font-size: .85rem;
    padding: 10px 14px;
  }
  .chat-action span.label-full { display: none; }
  .chat-action span.label-short { display: inline; }
}

@media (min-width: 481px) {
  .chat-action span.label-short { display: none; }
}

/* ---------- Scroll Reveal ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links a { padding: 8px 12px; font-size: .82rem; }
  .nav-btn { padding: 10px 18px !important; font-size: .82rem !important; }
}

@media (max-width: 900px) {
  .nav-inner {
    grid-template-columns: 1fr auto;
    gap: 16px;
  }
  .nav-left { display: none; }
  .nav-logo { justify-self: start; }
  .nav-logo .logo-img { height: 42px; }
  .nav-right { justify-self: end; }
  .nav-btn { display: none; }
  .nav-hamburger { display: flex; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-offices-row { grid-template-columns: 1fr; gap: 20px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
  h1 { font-size: 2rem; }
}