/* Login Page Styles */
:root {
    --primary-bg: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --accent-blue: #38bdf8;
    --accent-purple: #818cf8;
    --text-main: #f8fafc;
    --text-sub: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

html {
    height: 100%;
    background-color: var(--primary-bg);
}

body {
    background-color: var(--primary-bg);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}

/* Fondo fijo e indestructible */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(129, 140, 248, 0.15) 0px, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

body.swal2-shown {
    padding-right: 0 !important;
}

.login-card {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
    text-decoration: none;
    display: block;
}

.sub-title {
    color: var(--text-sub);
    font-size: 0.9rem;
    margin-bottom: 2.5rem;
}

.form-group {
    text-align: left;
    margin-bottom: 2rem;
}

label {
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-sub);
    text-transform: uppercase;
    letter-spacing: 1px;
}

input {
    width: 100%;
    padding: 1.25rem;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
    text-align: center;
    letter-spacing: 2px;
}

input:focus {
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.15);
}

button {
    width: 100%;
    padding: 1.25rem;
    border-radius: 16px;
    border: none;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(129, 140, 248, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    margin-top: 1rem;
    color: var(--text-sub);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
    border-color: rgba(255, 255, 255, 0.2);
}

.error-msg {
    margin-top: 1.5rem;
    color: #f87171;
    font-size: 0.85rem;
    display: none;
    padding: 0.75rem;
    background: rgba(248, 113, 113, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(248, 113, 113, 0.2);
}

/* SweetAlert Custom Styles */
.reg-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

.reg-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: all 0.3s;
}

.reg-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.reg-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-blue);
}

.reg-title {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fff;
}

.reg-desc {
    font-size: 0.8rem;
    color: var(--text-sub);
    line-height: 1.4;
}

/* Glass Popup for SweetAlert - EXACT COPY OF .login-card */
.swal2-container {
    backdrop-filter: blur(4px) !important;
    -webkit-backdrop-filter: blur(4px) !important;
}

.glass-popup {
    background: rgba(15, 23, 42, 0.9) !important;
    /* Más opaco para mejor legibilidad */
    backdrop-filter: blur(25px) !important;
    -webkit-backdrop-filter: blur(25px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 32px !important;
    padding: 3rem !important;
    box-shadow: 0 25px 80px -12px rgba(0, 0, 0, 0.7) !important;
    width: 100% !important;
    max-width: 500px !important;
}

.swal2-title {
    color: white !important;
    font-size: 1.8rem !important;
    font-weight: 800 !important;
    letter-spacing: 1px !important;
    margin-bottom: 1.5rem !important;
    padding-top: 0 !important;
    border: none !important;
    /* Elimina cualquier borde o línea */
}

/* Esconde iconos por defecto de SWAL si causan ruido visual */
.swal2-icon {
    border-color: var(--accent-blue) !important;
    color: var(--accent-blue) !important;
    margin-top: 0 !important;
}


.swal2-html-container {
    color: var(--text-sub) !important;
    font-size: 0.95rem !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
}

.swal2-confirm {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple)) !important;
    border-radius: 16px !important;
    padding: 1.25rem !important;
    font-weight: 700 !important;
    font-size: 1rem !important;
    width: 100% !important;
    margin: 1.5rem 0 0 0 !important;
    border: none !important;
    box-shadow: 0 10px 20px -5px rgba(129, 140, 248, 0.4) !important;
}

.swal2-cancel {
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 16px !important;
    padding: 1.25rem !important;
    color: var(--text-sub) !important;
    font-weight: 700 !important;
    font-size: 1rem !important;
    width: 100% !important;
    margin: 0.75rem 0 0 0 !important;
    transition: all 0.3s !important;
}

.swal2-actions {
    flex-direction: column !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

.swal2-input {
    width: 100% !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 16px !important;
    color: white !important;
    font-family: 'Outfit', sans-serif !important;
    font-size: 1rem !important;
    text-align: center !important;
    letter-spacing: 2px !important;
    padding: 1.25rem !important;
    margin: 0.5rem 0 1rem 0 !important;
    box-shadow: none !important;
    transition: all 0.3s ease !important;
}

.swal2-input:focus {
    border-color: var(--accent-blue) !important;
    box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.15) !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

.reg-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 1.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: all 0.3s;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.reg-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-blue);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.reg-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Auth Separator ───────────────────────────────── */
.auth-separator {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0 1rem;
}
.auth-separator::before,
.auth-separator::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border);
}
.auth-separator span {
    font-size: 0.75rem;
    color: var(--text-sub);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

/* ─── Auth Providers Grid ──────────────────────────── */
.auth-providers {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.btn-provider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, transform 0.15s;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    width: 100%;
}
.btn-provider svg {
    flex-shrink: 0;
}
.btn-provider:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

.btn-proton:hover { border-color: #6D4AFF; }
.btn-metamask:hover { border-color: #E2761B; }
.btn-hub:hover { border-color: var(--accent-blue); }
/* ── Language Toggle ── */
.lang-toggle {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    z-index: 9999;
    display: inline-flex;
}
.lang-toggle-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-main);
    padding: 0.4rem 0.7rem;
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    font-family: inherit;
    line-height: 1.4;
}
.lang-toggle-btn:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--accent-blue); }
.lang-toggle-btn .arrow { font-size: 0.6rem; opacity: 0.5; margin-left: 3px; }
.lang-toggle-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 6px;
    background: #1a2540;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    min-width: 170px;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.04);
    z-index: 10000;
    overflow: hidden;
    animation: langDropIn 0.15s ease;
}
.lang-toggle-dropdown.open { display: block; }
@keyframes langDropIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}
.lang-toggle-option {
    display: block;
    padding: 0.55rem 1rem;
    cursor: pointer;
    transition: background 0.15s ease;
    font-size: 0.82rem;
    color: var(--text-main);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.lang-toggle-option:last-child { border-bottom: none; }
.lang-toggle-option:hover { background: rgba(255, 255, 255, 0.06); }
.lang-toggle-option.active { background: rgba(56, 189, 248, 0.15); color: var(--accent-blue); }
.lang-code { font-size: 0.78rem; }
html[dir="rtl"] .lang-toggle { left: 1.5rem; right: auto; }
html[dir="rtl"] .lang-toggle-dropdown { left: 0; right: auto; }

/* ── Responsive Login ── */
@media (max-width: 768px) {
    .login-card {
        padding: 2rem 1.5rem;
        border-radius: 24px;
        max-width: 90vw;
        margin: 1rem;
    }
    .logo {
        font-size: 1.6rem;
    }
    .login-card h2 {
        font-size: 1.3rem;
    }
    .form-group input {
        padding: 0.65rem 0.9rem;
        font-size: 0.85rem;
    }
    .btn-primary {
        padding: 0.65rem 1.5rem;
        font-size: 0.85rem;
    }
    .lang-toggle {
        top: 0.75rem !important;
        left: 0.75rem !important;
        right: auto !important;
    }
    html[dir="rtl"] .lang-toggle {
        left: auto !important;
        right: 0.75rem !important;
    }
}

@media (max-width: 400px) {
    .login-card {
        padding: 1.5rem 1rem;
        max-width: 98vw;
        border-radius: 20px;
        margin: 0.5rem;
    }
    .logo {
        font-size: 1.3rem;
        letter-spacing: 2px;
    }
    .login-card h2 {
        font-size: 1.1rem;
    }
    .oauth-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    .oauth-btn {
        width: 100%;
        justify-content: center;
    }
    .divider {
        margin: 1rem 0;
    }
    /* Move lang switcher to top-left to avoid overlapping card on narrow screens */
    body > div[style*="position: absolute"]:first-child {
        right: auto !important;
        left: 0.5rem !important;
        top: 0.5rem !important;
    }
    html[dir="rtl"] body > div[style*="position: absolute"]:first-child {
        left: auto !important;
        right: 0.5rem !important;
    }
}

@media (max-width: 900px) and (orientation: landscape) {
    .login-card {
        padding: 1.5rem;
        max-width: 80vw;
    }
    body {
        min-height: 100vh;
        padding: 1rem;
    }
}