@extends('frontend.layouts.app')

@section('title', __('Login'))

@push('after-styles')
<style>
/* ===== PREVENT LAYOUT SHIFT ===== */
* {
    box-sizing: border-box;
}

/* Preload fonts to prevent FOIT/FOUT */
@font-face {
    font-family: 'FontAwesome';
    font-display: swap;
}

/* ===== BACKGROUND STYLES ===== */
.login-page {
    min-height: calc(100vh - 73px);
    background: #f8f9fa;
    display: flex;
    align-items: center;
    padding: 20px 0;
    /* Prevent layout shift */
    position: relative;
    overflow-x: hidden;
}

/* ===== CARD STYLES ===== */
.login-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    /* Remove animations that cause layout shift */
    transform: translateY(0);
    opacity: 1;
    transition: box-shadow 0.2s ease;
    /* Fixed dimensions to prevent shift */
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

/* ===== HEADER STYLES ===== */
.login-header {
    background: #2563eb;
    padding: 24px 24px;
    text-align: center;
    position: relative;
    /* Prevent header from shifting */
    min-height: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: white;
    margin: 0;
    letter-spacing: -0.025em;
    /* Prevent font loading shift */
    font-display: swap;
}

.login-subtitle {
    color: rgba(255, 255, 255, 0.9);
    margin: 8px 0 0 0;
    font-size: 0.95rem;
    font-weight: 400;
}

/* ===== FORM STYLES ===== */
.login-form {
    padding: 32px 24px;
    /* Prevent form from shifting */
    min-height: 300px;
}

.form-group-modern {
    position: relative;
    margin-bottom: 24px;
    /* Fixed height to prevent shifts */
    min-height: 80px;
}

.input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #6b7280;
    font-size: 1rem;
    z-index: 2;
    transition: color 0.2s ease;
    /* Prevent icon shift during font load */
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-control-modern {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1.5px solid #d1d5db;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    background: #ffffff;
    color: #374151;
    /* Fixed height to prevent shift */
    height: 48px;
    line-height: 1.2;
}

.form-control-modern:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

.form-control-modern:focus + .input-icon {
    color: #2563eb;
}

.form-label-modern {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #374151;
    font-size: 0.875rem;
    /* Fixed height for label */
    line-height: 1.2;
    min-height: 18px;
}

/* ===== PASSWORD TOGGLE ===== */
.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6b7280;
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: all 0.2s ease;
    /* Fixed dimensions */
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle:hover {
    background: #f3f4f6;
    color: #374151;
}

/* ===== CHECKBOX STYLES ===== */
.modern-checkbox {
    display: flex;
    align-items: center;
    margin: 20px 0;
    cursor: pointer;
    /* Fixed height */
    min-height: 24px;
}

.modern-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    cursor: pointer;
    accent-color: #2563eb;
    /* Prevent checkbox shift */
    flex-shrink: 0;
}

.modern-checkbox label {
    margin: 0;
    cursor: pointer;
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.2;
}

/* ===== BUTTON STYLES ===== */
.btn-login-form {
    width: 100%;
    padding: 12px 16px;
    background: #2563eb;
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    margin-bottom: 16px;
    /* Fixed height */
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-login-form:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-login-form:active {
    transform: translateY(0);
}

.btn-login-form:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ===== FORGOT PASSWORD LINK ===== */
.forgot-password {
    text-align: center;
    margin-top: 16px;
    /* Fixed height */
    min-height: 20px;
}

.forgot-password a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    position: relative;
}

.forgot-password a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* ===== LOADING SPINNER ===== */
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: login-spin 1s linear infinite;
    display: none;
    margin-right: 8px;
    /* Prevent spinner from affecting layout */
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.btn-login-form.loading .spinner {
    display: block;
}

.btn-login-form.loading #loginText {
    opacity: 0;
}

@keyframes login-spin {
    0% { transform: translateX(-50%) rotate(0deg); }
    100% { transform: translateX(-50%) rotate(360deg); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .login-form {
        padding: 24px 20px;
        min-height: 280px;
    }
    
    .login-header {
        padding: 24px 20px;
        min-height: 70px;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .form-control-modern {
        padding: 10px 10px 10px 36px;
        height: 44px;
    }
    
    .form-group-modern {
        min-height: 75px;
    }
}

/* ===== SOCIAL LOGIN SECTION ===== */
.social-login {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

/* ===== ERROR MESSAGES ===== */
.error-message {
    color: #dc2626;
    font-size: 0.8rem;
    margin-top: 4px;
    display: flex;
    align-items: center;
    /* Fixed height for error messages */
    min-height: 16px;
}

.error-message i {
    margin-right: 4px;
    font-size: 0.75rem;
    /* Prevent icon shift */
    width: 12px;
    flex-shrink: 0;
}

/* ===== COMPANY BRANDING ===== */
.company-logo {
    text-align: center;
    margin-bottom: 24px;
    /* Fixed height even when empty */
    min-height: 24px;
}

.company-logo img {
    max-height: 40px;
    width: auto;
}

/* ===== DIVIDER ===== */
.divider {
    position: relative;
    text-align: center;
    margin: 20px 0;
    /* Fixed height */
    height: 20px;
    display: flex;
    align-items: center;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e5e7eb;
}

.divider span {
    background: white;
    padding: 0 12px;
    color: #6b7280;
    font-size: 0.875rem;
}

/* ===== PREVENT FONT LOADING SHIFT ===== */
.fas, .far, .fa {
    font-display: swap;
}

/* ===== STABILITY HELPERS ===== */
.form-field-wrapper {
    position: relative;
    min-height: 48px;
}

/* ===== SMOOTH INITIAL LOAD ===== */
.login-card {
    visibility: visible;
    opacity: 1;
}

/* Remove any delayed visibility changes */
body {
    visibility: visible !important;
}
</style>
@endpush

@section('content')
<div class="login-page">
    <div class="container">
        <div class="row justify-content-center">
            <div class="col-md-6 col-lg-5">
                <div class="login-card">
                    <!-- Header profesional -->
                    <div class="login-header">
                        <h1 class="login-title">Bienvenidos</h1>
                    </div>

                    <!-- Formulario limpio y profesional -->
                    <div class="login-form">
                        <x-forms.post :action="route('frontend.auth.login')" id="loginForm">
                            <!-- Campo Email -->
                            <div class="form-group-modern">
                                <label for="email" class="form-label-modern">
                                    Correo Electrónico
                                </label>
                                <div class="form-field-wrapper">
                                    <i class="fas fa-envelope input-icon"></i>
                                    <input 
                                        type="email" 
                                        name="email" 
                                        id="email" 
                                        class="form-control-modern" 
                                        placeholder="correo@empresa.com" 
                                        value="{{ old('email') }}" 
                                        maxlength="255" 
                                        required 
                                        autofocus 
                                        autocomplete="email"
                                    >
                                </div>
                                @error('email')
                                    <div class="error-message">
                                        <i class="fas fa-exclamation-circle"></i>
                                        {{ $message }}
                                    </div>
                                @enderror
                            </div>

                            <!-- Campo Contraseña -->
                            <div class="form-group-modern">
                                <label for="password" class="form-label-modern">
                                    Contraseña
                                </label>
                                <div class="form-field-wrapper">
                                    <i class="fas fa-lock input-icon"></i>
                                    <input 
                                        type="password" 
                                        name="password" 
                                        id="password" 
                                        class="form-control-modern" 
                                        placeholder="Ingresa tu contraseña" 
                                        maxlength="100" 
                                        required 
                                        autocomplete="current-password"
                                    >
                                    <button type="button" class="password-toggle" onclick="togglePassword()" aria-label="Mostrar contraseña">
                                        <i class="fas fa-eye" id="toggleIcon"></i>
                                    </button>
                                </div>
                                @error('password')
                                    <div class="error-message">
                                        <i class="fas fa-exclamation-circle"></i>
                                        {{ $message }}
                                    </div>
                                @enderror
                            </div>

                            <!-- Recordarme -->
                            <div class="modern-checkbox">
                                <input name="remember" id="remember" type="checkbox" {{ old('remember') ? 'checked' : '' }} />
                                <label for="remember">Mantener sesión iniciada</label>
                            </div>

                            @if(config('boilerplate.access.captcha.login'))
                                <div class="form-group-modern">
                                    @captcha
                                    <input type="hidden" name="captcha_status" value="true" />
                                </div>
                            @endif

                            <!-- Botón de login -->
                            <button class="btn-login-form" type="submit" id="loginBtn">
                                <span class="spinner" id="loginSpinner"></span>
                                <span id="loginText">Iniciar Sesión</span>
                            </button>

                            <!-- Olvidaste contraseña -->
                            <div class="forgot-password">
                                <a href="{{ route('frontend.auth.password.request') }}">
                                    ¿Olvidaste tu contraseña?
                                </a>
                            </div>

                            <!-- Social login con divisor -->
                            @if(View::exists('frontend.auth.includes.social') && trim(view('frontend.auth.includes.social')->render()))
                                <div class="divider">
                                    <span>o continúa con</span>
                                </div>
                                <div class="social-login">
                                    @include('frontend.auth.includes.social')
                                </div>
                            @endif
                        </x-forms.post>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

@push('after-scripts')
<script>
// Prevent layout shift during initial load
document.addEventListener('DOMContentLoaded', function() {
    // Ensure all elements are properly sized
    document.body.style.visibility = 'visible';
});

// Toggle password visibility
function togglePassword() {
    const passwordField = document.getElementById('password');
    const toggleIcon = document.getElementById('toggleIcon');
    
    if (passwordField.type === 'password') {
        passwordField.type = 'text';
        toggleIcon.className = 'fas fa-eye-slash';
    } else {
        passwordField.type = 'password';
        toggleIcon.className = 'fas fa-eye';
    }
}

// Login form handling
document.getElementById('loginForm').addEventListener('submit', function(e) {
    const submitBtn = document.getElementById('loginBtn');
    const spinner = document.getElementById('loginSpinner');
    const btnText = document.getElementById('loginText');
    
    // Show loading state without layout shift
    submitBtn.disabled = true;
    submitBtn.classList.add('loading');
    btnText.textContent = 'Iniciando sesión...';
    
    // Form will submit normally
});

// Add input focus effects without layout shift
document.querySelectorAll('.form-control-modern').forEach(input => {
    input.addEventListener('focus', function() {
        const icon = this.parentElement.querySelector('.input-icon');
        if (icon) {
            icon.style.color = '#2563eb';
        }
    });
    
    input.addEventListener('blur', function() {
        const icon = this.parentElement.querySelector('.input-icon');
        if (icon && !this.value) {
            icon.style.color = '#6b7280';
        }
    });
});

// Form validation feedback
document.querySelectorAll('.form-control-modern').forEach(input => {
    input.addEventListener('input', function() {
        if (this.checkValidity()) {
            this.style.borderColor = '#10b981';
        } else {
            this.style.borderColor = '#d1d5db';
        }
    });
});
</script>
@endpush
@endsection