/* ======================================================
   THEME.CSS — Academic Projects
   Bootstrap-safe custom theme overrides
   ====================================================== */

/* =====================
   CSS VARIABLES (SINGLE SOURCE)
   ===================== */
:root {
  --ap-green: #71A543;
  --ap-green-dark: #5f8f38;
  --ap-purple: #A53693;

  --dark-color: #232323;
  --dark-light: #343434;
  --light-gray: #f7f7f7;
  --text-color: #666666;
  --heading-color: #1e1e1e;
  --white: #ffffff;

  --font-family-base: 'Poppins', sans-serif;
  --transition-base: all 0.3s ease;
  --border-radius-pill: 30px;
}

/* =====================
   BASE RESET
   ===================== */
body {
  font-family: var(--font-family-base);
  font-size: 14px;
  color: var(--text-color);
  background-color: var(--white);
  overflow-x: hidden;
}

p {
  line-height: 1.75;
}


a:hover {
  color: var(--ap-green);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--heading-color);
  font-weight: 600;
}

/* =====================
   BUTTONS
   ===================== */
.btn-primary,
.btn-theme {
  background-color: var(--ap-green);
  border-color: var(--ap-green);
  color: var(--white);
}

.btn-primary:hover,
.btn-theme:hover {
  background-color: var(--ap-green-dark);
  border-color: var(--ap-green-dark);
}

/* =====================
   NAVBAR – SAFE OVERRIDES
   ===================== */

/* Navbar container */
.navbar {
  z-index: 999;
}

/* LIGHT NAVBAR (most pages) */
.navbar-light .navbar-nav .nav-link {
  color: var(--heading-color) !important;
  font-weight: 500;
  margin: 0 14px;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: var(--ap-green) !important;
  border-bottom: 3px solid var(--ap-green);
}

/* DARK / TRANSPARENT NAVBAR (hero sections only) */
.navbar-dark .navbar-nav .nav-link {
  color: var(--white) !important;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--ap-green) !important;
  border-bottom: 3px solid var(--ap-green);
}

/* Scrolled header (when JS adds class) */
.background-header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.background-header .navbar-nav .nav-link {
  color: var(--heading-color) !important;
}

.background-header .navbar-nav .nav-link:hover,
.background-header .navbar-nav .nav-link.active {
  color: var(--ap-green) !important;
}

/* Mobile menu */
@media (max-width: 992px) {
  .navbar-nav .nav-link {
    padding: 12px 0;
    border-bottom: none !important;
  }
}


/* =====================
   CARDS
   ===================== */
.card {
  border: none;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

/* =====================
   FORMS
   ===================== */
.form-control {
  border-radius: 20px;
  padding: 12px 15px;
  font-size: 14px;
}

.form-control:focus {
  border-color: var(--ap-green);
  box-shadow: none;
}

/* =====================
   HERO
   ===================== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: #000;
  color: var(--white);
}

.hero h1 {
  font-size: 44px;
}

/* =====================
   ABOUT PAGE – VERTICAL TABS
   ===================== */
.about-sidebar {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 10px;
}

.about-sidebar .nav-link {
  display: flex;
  align-items: center;
  gap: 10px;

  padding: 14px 16px;
  margin-bottom: 6px;
  border-radius: 8px;

  font-weight: 600;
  color: var(--ap-purple);
  background: var(--white);
  border-left: 4px solid transparent;
}

.about-sidebar .nav-link i {
  color: var(--ap-green);
}

.about-sidebar .nav-link:hover {
  background: rgba(113,165,67,0.08);
  border-left-color: var(--ap-green);
  color: var(--ap-green);
}

.about-sidebar .nav-link.active {
  background: linear-gradient(135deg, var(--ap-purple), var(--ap-green));
  color: var(--white);
  border-left-color: var(--ap-green);
}

.about-sidebar .nav-link.active i {
  color: var(--white);
}

.about-content {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
}

.text-justify {
  text-align: justify;
}
/* ===== NAVBAR LINK COLOR — FINAL FIX ===== */

.navbar-light .navbar-nav .nav-link {
  color: var(--heading-color) !important;
  font-weight: 600;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: var(--ap-green) !important;
}

/* Kill default anchor blue */
.navbar-nav .nav-link:link,
.navbar-nav .nav-link:visited,
.navbar-nav .nav-link:focus {
  color: inherit !important;
}

/* =====================
   FOOTER
   ===================== */
footer {
  background-color: var(--dark-color);
  padding: 80px 0;
  color: var(--white);
}

footer a:hover {
  color: var(--ap-green);
}

.sub-footer {
  background-color: var(--dark-light);
  padding: 20px 0;
  text-align: center;
}