/*
Theme Name: FNBA - Fundação Nacional Bioamazônica
Theme URI: https://fnba.org.br
Author: FNBA
Author URI: https://fnba.org.br
Description: Tema institucional da Fundação Nacional Bioamazônica
Version: 1.0
License: GNU General Public License v2 or later
Text Domain: fnba
*/

/* ========== Google Fonts ========== */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* ========== CSS Variables ========== */
:root {
  --color-background: #f5f2ed;
  --color-foreground: #1a2e22;
  --color-card: #f0ece5;
  --color-primary: #1a3d2c;
  --color-primary-foreground: #f5f0e8;
  --color-secondary: #e6dfd3;
  --color-muted: #e8e4dd;
  --color-muted-foreground: #6b7a6f;
  --color-accent: #c49332;
  --color-accent-foreground: #1a2e22;
  --color-border: #d6d0c5;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s, color 0.3s;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ========== Navbar ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(245, 242, 237, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.site-logo .accent {
  color: var(--color-accent);
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted-foreground);
}

.main-nav a:hover {
  color: var(--color-primary);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  border-radius: 0.375rem;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font-size: 0.875rem;
  font-weight: 500;
}

.header-cta:hover {
  opacity: 0.9;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--color-foreground);
}

@media (max-width: 768px) {
  .main-nav, .header-cta {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .main-nav.open {
    display: block;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
  }
  .main-nav.open ul {
    flex-direction: column;
    gap: 1rem;
  }
}

/* ========== Hero Section ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 61, 44, 0.75);
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  padding: 2rem 1rem;
}

.hero-subtitle {
  color: rgba(245, 240, 232, 0.8);
  font-size: 0.875rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  font-family: var(--font-body);
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 700;
  color: var(--color-primary-foreground);
  line-height: 1.1;
}

.hero h1 .accent {
  color: var(--color-accent);
}

.hero-description {
  margin-top: 1.5rem;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(245, 240, 232, 0.85);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border-radius: 0.375rem;
  background: var(--color-accent);
  color: var(--color-accent-foreground);
  font-weight: 500;
  border: none;
  cursor: pointer;
}

.btn-accent:hover {
  opacity: 0.9;
}

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border-radius: 0.375rem;
  border: 1px solid rgba(245, 240, 232, 0.3);
  color: var(--color-primary-foreground);
  font-weight: 500;
  background: transparent;
  cursor: pointer;
}

.btn-outline-light:hover {
  background: rgba(245, 240, 232, 0.1);
}

/* ========== About Section ========== */
.about-section {
  padding: 6rem 0;
  background: var(--color-background);
}

.section-label {
  color: var(--color-accent);
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.875rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-foreground);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.about-text p {
  color: var(--color-muted-foreground);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about-text strong {
  color: var(--color-foreground);
}

.value-card {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: 0.5rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
}

.value-icon {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  border-radius: 0.375rem;
  background: rgba(26, 61, 44, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.5rem;
}

.value-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-foreground);
  margin-bottom: 0.25rem;
}

.value-card p {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
  line-height: 1.6;
}

/* President */
.president-card {
  margin-top: 4rem;
  text-align: center;
}

.president-inner {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
  border-radius: 0.5rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
}

.president-avatar {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: rgba(26, 61, 44, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.president-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-foreground);
}

.president-role {
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

/* ========== Programs Section ========== */
.programs-section {
  padding: 6rem 0;
  background: var(--color-card);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (max-width: 1024px) {
  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .programs-grid {
    grid-template-columns: 1fr;
  }
}

.program-card {
  padding: 1.5rem;
  border-radius: 0.5rem;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.program-card:hover {
  border-color: rgba(26, 61, 44, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.program-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.5rem;
  background: rgba(26, 61, 44, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
  font-size: 1.75rem;
  transition: background 0.3s;
}

.program-card:hover .program-icon {
  background: rgba(26, 61, 44, 0.2);
}

.program-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-foreground);
  margin-bottom: 0.75rem;
}

.program-card p {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
  line-height: 1.6;
}

/* ========== Impact Section ========== */
.impact-section {
  padding: 6rem 0;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
}

.impact-section .section-title {
  color: var(--color-primary-foreground);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.75;
}

/* ========== Contact Section ========== */
.contact-section {
  padding: 6rem 0;
  background: var(--color-background);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.375rem;
  background: rgba(26, 61, 44, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

.contact-info-item span {
  font-size: 0.875rem;
  color: var(--color-foreground);
}

.contact-form .form-group {
  margin-bottom: 1.25rem;
}

.contact-form label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-foreground);
  margin-bottom: 0.375rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  color: var(--color-foreground);
  font-size: 0.875rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(26, 61, 44, 0.15);
}

.contact-form textarea {
  resize: none;
  min-height: 130px;
}

.btn-primary {
  width: 100%;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font-weight: 500;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-family: var(--font-body);
}

.btn-primary:hover {
  opacity: 0.9;
}

/* ========== Footer ========== */
.site-footer {
  padding: 2.5rem 0;
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.footer-logo .accent {
  color: var(--color-accent);
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
  text-align: center;
}

.footer-location {
  font-size: 0.75rem;
  color: var(--color-muted-foreground);
}

@media (max-width: 768px) {
  .site-footer .container {
    flex-direction: column;
    text-align: center;
  }
}