:root {
    --jungle-dark: #0f1c15;
    --jungle-green: #1a472a;
    --leaf-green: #2d5a27;
    --gold-accent: #d4af37;
    --wood-brown: #5c4033;
    --parchment: #f4e4bc;
    --text-main: #e0e0e0;
    --shadow-heavy: 0 10px 20px rgba(0,0,0,0.8);
    --input-bg: rgba(0, 0, 0, 0.4);
    --input-border: #2d5a27;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--jungle-dark);
    color: var(--text-main);
    background-image: url('https://images.unsplash.com/photo-1542273917363-3b1817f69a2d?q=80&w=2074&auto=format&fit=crop'); /* Textura de selva oscura */
    background-blend-mode: multiply;
    background-attachment: fixed;
    background-size: cover;
}

/* Tipografía Temática */
h1, h2, h3, .brand {
    font-family: 'Cinzel', serif; /* Fuente estilo clásico/aventura */
    color: var(--gold-accent);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.9);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Header */
.main-header {
    background: linear-gradient(to bottom, rgba(15, 28, 21, 0.95), rgba(15, 28, 21, 0.8));
    padding: 1rem 2rem;
    border-bottom: 3px solid var(--gold-accent);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-heavy);
}

.brand {
    font-size: 1.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: var(--parchment);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 1.1rem;
}

.nav-links a:hover {
    color: var(--gold-accent);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 8rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle, rgba(26,71,42,0.4) 0%, rgba(15,28,21,0.9) 100%);
    z-index: -1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--gold-accent);
    display: inline-block;
    padding-bottom: 10px;
}

.hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: var(--parchment);
}

.cta-button {
    background: linear-gradient(45deg, var(--wood-brown), #3e2b22);
    border: 2px solid var(--gold-accent);
    color: var(--gold-accent);
    padding: 15px 40px;
    font-size: 1.2rem;
    cursor: pointer;
    font-family: 'Cinzel', serif;
    font-weight: bold;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.cta-button:hover {
    background: var(--gold-accent);
    color: var(--jungle-dark);
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.6);
    transform: translateY(-2px);
}

/* Features Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: rgba(15, 28, 21, 0.85);
    border: 1px solid var(--leaf-green);
    padding: 2rem;
    border-radius: 5px;
    text-align: center;
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gold-accent);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--gold-accent);
}

.card i {
    font-size: 3rem;
    color: var(--gold-accent);
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: var(--jungle-dark);
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--leaf-green);
    color: #888;
    margin-top: auto;
}

/* =========================================
   ESTILOS DE AUTENTICACIÓN (LOGIN/REGISTRO)
   ========================================= */

.auth-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    position: relative;
}

.auth-container {
    background: rgba(15, 28, 21, 0.95);
    border: 2px solid var(--gold-accent);
    width: 100%;
    max-width: 450px;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-heavy);
    position: relative;
    z-index: 10;
    overflow: hidden;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.back-link {
    display: inline-block;
    color: var(--parchment);
    text-decoration: none;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.back-link:hover {
    color: var(--gold-accent);
}

.brand-large {
    font-family: 'Cinzel', serif;
    font-size: 2.2rem;
    color: var(--gold-accent);
    text-transform: uppercase;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.spin-slow {
    animation: spin 10s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

.auth-form {
    display: none; /* Oculto por defecto */
    animation: fadeIn 0.5s ease-in-out;
}

.auth-form.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.auth-form h2 {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--parchment);
    border-bottom: 1px solid var(--leaf-green);
    padding-bottom: 10px;
}

.input-group {
    margin-bottom: 1.2rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--gold-accent);
    font-size: 0.9rem;
    font-weight: 500;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: var(--parchment);
    opacity: 0.7;
}

.input-wrapper input {
    width: 100%;
    padding: 12px 15px 12px 45px; /* Espacio para el icono */
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 5px;
    color: var(--text-main);
    font-size: 1rem;
    transition: all 0.3s;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--gold-accent);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.2);
}

.toggle-password {
    left: auto !important;
    right: 15px;
    cursor: pointer;
}

.form-actions {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-submit {
    background: linear-gradient(to right, var(--wood-brown), #3e2b22);
    border: 1px solid var(--gold-accent);
    color: var(--gold-accent);
    padding: 12px;
    font-size: 1.1rem;
    font-family: 'Cinzel', serif;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
}

.btn-submit:hover {
    background: var(--gold-accent);
    color: var(--jungle-dark);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.forgot-password {
    text-align: center;
    color: var(--parchment);
    font-size: 0.9rem;
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.auth-switch {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.95rem;
    color: #aaa;
}

.auth-switch a {
    color: var(--gold-accent);
    font-weight: bold;
    text-decoration: none;
    margin-left: 5px;
}

.auth-switch a:hover {
    text-decoration: underline;
}

.hint {
    font-size: 0.8rem;
    color: #888;
    margin-top: 5px;
    display: block;
}

/* Decoraciones en las esquinas */
.auth-decoration {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid var(--gold-accent);
    pointer-events: none;
}

.top-left { top: 10px; left: 10px; border-right: none; border-bottom: none; }
.top-right { top: 10px; right: 10px; border-left: none; border-bottom: none; }
.bottom-left { bottom: 10px; left: 10px; border-right: none; border-top: none; }
.bottom-right { bottom: 10px; right: 10px; border-left: none; border-top: none; }