/* =========================
   Estilo Moderno & Profesional
   ========================= */

/* General */
body {
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #eef1f6;
  color: #2c2f36;
  line-height: 1.6;
}

header {
  background: linear-gradient(135deg, #1f3c88, #2e59d9);
  color: #fff;
  padding: 30px 20px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

header h1 {
  margin: 0;
  font-size: 32px;
  font-weight: 600;
  letter-spacing: 1px;
}

nav {
  margin-top: 12px;
}

nav a {
  color: #dbeafe;
  margin: 0 15px;
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  transition: color 0.3s ease, border-bottom 0.3s ease;
  padding-bottom: 4px;
}

nav a:hover {
  color: #fff;
  border-bottom: 2px solid #fff;
}

main {
  padding: 40px 20px;
  background-color: #fdfdfd;
  max-width: 1200px;
  margin: 20px auto;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

/* Tablas */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 25px;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

table th,
table td {
  padding: 14px;
  border-bottom: 1px solid #e0e0e0;
  text-align: left;
  font-size: 15px;
}

table th {
  background-color: #1f3c88;
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
}

table tr:nth-child(even) {
  background-color: #f3f6fc;
}

/* Flash Messages */
.flash {
  padding: 12px 16px;
  margin: 15px 0;
  border-radius: 8px;
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.flash.success {
  background-color: #e6f4ea;
  color: #256029;
  border-left: 6px solid #2e7d32;
}

.flash.error {
  background-color: #fdecea;
  color: #b71c1c;
  border-left: 6px solid #d32f2f;
}

/* Botones de acción */
a {
  text-decoration: none;
  color: inherit;
}

a[href*="eliminar"],
a[href*="aceptar"],
a[href*="rechazar"] {
  display: inline-block;
  margin: 0 5px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.3s ease, transform 0.2s ease;
}

a[href*="eliminar"] {
  background: #fdecea;
  color: #d32f2f;
}

a[href*="eliminar"]:hover {
  background: #f9d3d0;
  transform: scale(1.05);
}

a[href*="aceptar"] {
  background: #e6f4ea;
  color: #2e7d32;
}

a[href*="aceptar"]:hover {
  background: #c8e6c9;
  transform: scale(1.05);
}

a[href*="rechazar"] {
  background: #fff3e0;
  color: #ef6c00;
}

a[href*="rechazar"]:hover {
  background: #ffe0b2;
  transform: scale(1.05);
}

/* Íconos y enlaces */
.youtube-link img {
  vertical-align: middle;
  margin-right: 6px;
  border-radius: 4px;
}

/* Login */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 75vh;
  background: linear-gradient(135deg, #1f3c88, #4a6fdc);
  padding: 2rem;
}

.login-card {
  background: #fff;
  padding: 2.5rem 3rem;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
  width: 100%;
  max-width: 400px;
  text-align: center;
  animation: fadeIn 0.6s ease-in-out;
}

.login-card h2 {
  margin-bottom: 1.5rem;
  color: #1f3c88;
  font-weight: 600;
}

.login-card input {
  width: 100%;
  padding: 0.9rem;
  margin: 0.6rem 0;
  border: 1px solid #ccc;
  border-radius: 10px;
  font-size: 1rem;
  transition: border 0.3s;
}

.login-card input:focus {
  border-color: #1f3c88;
}

.login-card button {
  width: 100%;
  padding: 0.9rem;
  background: linear-gradient(135deg, #1f3c88, #4a6fdc);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  margin-top: 1rem;
  cursor: pointer;
  transition: transform 0.2s, background 0.3s ease;
}

.login-card button:hover {
  background: linear-gradient(135deg, #162d6a, #3b57c4);
  transform: scale(1.03);
}

/* Formularios */
.form-container {
  max-width: 550px;
  margin: 40px auto;
  background: #fff;
  padding: 30px 35px;
  border-radius: 14px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.styled-form .form-group {
  margin-bottom: 18px;
}

.styled-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #1f3c88;
}

.styled-form input,
.styled-form select,
.styled-form textarea {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #ccc;
  outline: none;
  font-size: 15px;
  transition: border-color 0.2s;
}

.styled-form input:focus,
.styled-form select:focus,
.styled-form textarea:focus {
  border-color: #2e59d9;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  border: none;
  background: linear-gradient(135deg, #1f3c88, #4a6fdc);
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #162d6a, #2e59d9);
  transform: scale(1.03);
}

/* Footer */
.footer {
  text-align: center;
  font-size: 14px;
  color: #2c2f36;
  padding: 25px 0;
  margin-top: 30px;
  border-top: 1px solid #d1d5db;
  background: #f9f9f9;
}

.footer a.facebook-link img {
  margin-left: 10px;
  transition: transform 0.2s;
}

.footer a.facebook-link:hover img {
  transform: scale(1.15);
}

/* Animaciones */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
/* 🎨 Estilos modernos con animación en tablas */
table {
  border-collapse: collapse;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  background: #fff;
}

table th, 
table td {
  padding: 14px 16px;
  text-align: left;
  transition: background 0.3s ease, color 0.3s ease;
}

table th {
  background: linear-gradient(135deg, #1f3c88, #2e59d9);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 14px;
}

table tr {
  transition: background 0.3s ease, transform 0.2s ease;
}

table tr:nth-child(even) {
  background-color: #f7f9fc;
}

table tr:hover {
  background: #e8f0fe;
  transform: scale(1.01);
}

/* Animación suave al pasar sobre celdas */
table td:hover {
  background: #f1f6ff;
  color: #1f3c88;
  cursor: pointer;
}
/* Botón del toggle */
#theme-toggle {
  background: #fff;
  color: #1f3c88;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 12px;
  transition: background 0.3s, color 0.3s;
}

#theme-toggle:hover {
  background: #e3e3e3;
}

/* 🌙 Estilos en modo oscuro */
.dark-mode body {
  background: #121212;
  color: #e0e0e0;
}

.dark-mode header {
  background: linear-gradient(135deg, #0d47a1, #1976d2);
}

.dark-mode nav a {
  color: #bbdefb;
}

.dark-mode nav a:hover {
  color: #fff;
  border-bottom: 2px solid #90caf9;
}

.dark-mode main {
  background: #1e1e1e;
  color: #f5f5f5;
}

.dark-mode table {
  background: #1c1c1c;
  color: #f5f5f5;
}

.dark-mode table th {
  background: linear-gradient(135deg, #1565c0, #1e88e5);
}

.dark-mode table tr:nth-child(even) {
  background-color: #2a2a2a;
}

.dark-mode table tr:hover {
  background: #2f3c60;
}

/* Formularios */
.dark-mode .form-container,
.dark-mode .login-card {
  background: #1c1c1c;
  color: #f5f5f5;
}

.dark-mode .styled-form input,
.dark-mode .styled-form select,
.dark-mode .styled-form textarea {
  background: #2a2a2a;
  color: #fff;
  border: 1px solid #444;
}

.dark-mode .styled-form input:focus,
.dark-mode .styled-form select:focus,
.dark-mode .styled-form textarea:focus {
  border-color: #1976d2;
}

/* Botones */
.dark-mode .btn-primary,
.dark-mode .login-card button {
  background: linear-gradient(135deg, #1976d2, #0d47a1);
  color: #fff;
}

.dark-mode .btn-primary:hover,
.dark-mode .login-card button:hover {
  background: linear-gradient(135deg, #1565c0, #0a3570);
}

/* Footer */
.dark-mode .footer {
  background: #1c1c1c;
  color: #bbb;
  border-top: 1px solid #333;
}
/* ✨ Transición suave entre modos */
body, header, main, table, th, td, 
.form-container, .login-card, 
.footer, .btn-primary, .login-card button {
  transition: background-color 0.4s ease, 
              color 0.4s ease, 
              border-color 0.4s ease, 
              box-shadow 0.4s ease;
}