/* ============================================================
   SISTEMA DE LOGIN - AD FEIRAS E EVENTOS
   Design moderno e responsivo com foco em UX/UI
   ============================================================ */

:root {
    /* Cores do sistema AD Feiras */
    --bg: #c9d7ce;
    --surface: #FFFFFF;
    --surface-2: #f2f6f3;
    --ink: #0c4c24;
    --muted: #5e896f;
    --brand: #0c4c24;
    --brand-600: #5e896f;
    --accent: #84a494;
    --accent-2: #84a48c;
    --line: rgba(12, 76, 36, .18);
    --danger: #d32f2f;

    /* Cores principais (baseadas no sistema) */
    --primary: #0c4c24;
    --primary-dark: #0a3d1c;
    --primary-light: #5e896f;
    --secondary: #5e896f;
    --success: #10b981;
    --error: #d32f2f;
    --warning: #f59e0b;

    /* Cores neutras */
    --bg-primary: var(--bg);
    --bg-secondary: var(--surface-2);
    --bg-card: var(--surface);
    --text-primary: var(--ink);
    --text-secondary: var(--muted);
    --text-light: var(--accent);
    --border: var(--line);
    --border-dark: rgba(12, 76, 36, .25);

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Bordas */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
}

/* Reset e base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
    background:
        /* Gradientes radiais suaves e harmoniosos */
        radial-gradient(ellipse 1200px 800px at 10% 15%, rgba(132, 164, 148, 0.18), transparent 60%),
        radial-gradient(ellipse 1000px 700px at 90% 85%, rgba(132, 164, 140, 0.15), transparent 60%),
        radial-gradient(ellipse 800px 600px at 50% 50%, rgba(94, 137, 111, 0.12), transparent 70%),
        radial-gradient(ellipse 600px 400px at 30% 70%, rgba(132, 164, 148, 0.1), transparent 50%),
        radial-gradient(ellipse 500px 350px at 70% 30%, rgba(132, 164, 140, 0.08), transparent 50%),
        /* Base suave */
        linear-gradient(135deg, rgba(201, 215, 206, 0.95) 0%, rgba(201, 215, 206, 1) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        /* Padrão de linhas muito sutis */
        repeating-linear-gradient(45deg,
            transparent,
            transparent 120px,
            rgba(132, 164, 148, 0.02) 120px,
            rgba(132, 164, 148, 0.02) 121px),
        repeating-linear-gradient(-45deg,
            transparent,
            transparent 120px,
            rgba(132, 164, 140, 0.02) 120px,
            rgba(132, 164, 140, 0.02) 121px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* Container principal */
.container {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 1;
}

/* Logo no canto superior esquerdo */
.logo-container {
    position: fixed;
    top: var(--spacing-xl);
    left: var(--spacing-xl);
    z-index: 100;
    animation: fadeInLeft 0.6s ease-out;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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

.main-logo {
    height: 55px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.12));
    transition: transform var(--transition-base);
}

.main-logo:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.15));
}

/* Background decorativo */
.background-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    animation: float 30s infinite ease-in-out;
    filter: blur(50px);
}

.circle-1 {
    width: 500px;
    height: 500px;
    top: -250px;
    left: -250px;
    animation-delay: 0s;
    background: radial-gradient(circle, rgba(132, 164, 148, 0.25), rgba(132, 164, 148, 0.08));
}

.circle-2 {
    width: 450px;
    height: 450px;
    bottom: -200px;
    right: -200px;
    animation-delay: 10s;
    background: radial-gradient(circle, rgba(132, 164, 140, 0.22), rgba(132, 164, 140, 0.08));
}

.circle-3 {
    width: 400px;
    height: 400px;
    top: 40%;
    right: -150px;
    animation-delay: 20s;
    background: radial-gradient(circle, rgba(94, 137, 111, 0.2), rgba(94, 137, 111, 0.06));
}

.circle-4 {
    width: 350px;
    height: 350px;
    bottom: 25%;
    left: -150px;
    animation-delay: 15s;
    background: radial-gradient(circle, rgba(132, 164, 148, 0.18), rgba(132, 164, 148, 0.05));
}

.circle-5 {
    width: 300px;
    height: 300px;
    top: 60%;
    left: 10%;
    animation-delay: 5s;
    background: radial-gradient(circle, rgba(132, 164, 140, 0.15), rgba(132, 164, 140, 0.04));
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
        opacity: 0.7;
    }

    25% {
        transform: translate(50px, -50px) scale(1.1) rotate(5deg);
        opacity: 0.85;
    }

    50% {
        transform: translate(-30px, 40px) scale(0.95) rotate(-3deg);
        opacity: 0.75;
    }

    75% {
        transform: translate(40px, 30px) scale(1.05) rotate(2deg);
        opacity: 0.8;
    }
}

/* Card de autenticação */
.auth-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    animation: slideUp 0.5s ease-out;
}

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

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

/* Header do card */
.auth-header {
    padding: var(--spacing-sm) var(--spacing-lg);
    text-align: center;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-600) 100%);
    color: white;
}

.system-title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: white;
    letter-spacing: 0.3px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.logo img {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.logo svg {
    width: 32px;
    height: 32px;
}

.logo span {
    color: white;
    font-weight: 600;
}

/* Tabs */
.tabs {
    display: flex;
    position: relative;
    background: var(--surface-2);
    border-bottom: 2px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-base);
    position: relative;
    z-index: 1;
}

.tab-btn:hover {
    color: var(--brand);
}

.tab-btn.active {
    color: var(--brand);
    font-weight: 600;
}

.tab-indicator {
    position: absolute;
    bottom: -2px;
    height: 2px;
    background: var(--brand);
    transition: transform var(--transition-base), width var(--transition-base);
    transform-origin: left;
}

/* Formulários */
.form-container {
    padding: var(--spacing-md) var(--spacing-lg);
    display: none;
    animation: fadeIn 0.3s ease-out;
}

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

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

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

.form-container h2 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 0.8rem;
}

/* Grupos de input */
.input-group {
    margin-bottom: var(--spacing-sm);
}

.input-group label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.8rem;
}

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

.input-icon {
    position: absolute;
    left: var(--spacing-sm);
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
    pointer-events: none;
    z-index: 1;
}

.input-group input {
    width: 100%;
    padding: 0.5rem var(--spacing-md) 0.5rem 2.25rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: all var(--transition-base);
    background: white;
    color: var(--text-primary);
}

.input-group input:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(12, 76, 36, 0.1);
}

.input-group input::placeholder {
    color: var(--text-light);
}

.input-group input:invalid:not(:placeholder-shown) {
    border-color: var(--error);
}

.input-group input:valid:not(:placeholder-shown) {
    border-color: var(--success);
}

.input-hint {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Toggle password */
.toggle-password {
    position: absolute;
    right: var(--spacing-md);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    z-index: 1;
}

.toggle-password:hover {
    color: var(--brand);
}

.eye-icon {
    width: 20px;
    height: 20px;
}

/* Password strength */
.password-strength {
    margin-top: var(--spacing-sm);
    display: none;
}

.password-strength.show {
    display: block;
}

.strength-bar {
    height: 4px;
    background: var(--border);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.strength-fill {
    height: 100%;
    width: 0%;
    transition: width var(--transition-base), background-color var(--transition-base);
    border-radius: var(--radius-full);
}

.strength-fill.weak {
    width: 33%;
    background: var(--error);
}

.strength-fill.medium {
    width: 66%;
    background: var(--warning);
}

.strength-fill.strong {
    width: 100%;
    background: var(--success);
}

.strength-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Password requirements */
.password-requirements {
    margin-top: var(--spacing-sm);
    display: none;
    gap: var(--spacing-xs);
    flex-direction: column;
}

.password-requirements.show {
    display: flex;
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8rem;
    transition: all var(--transition-base);
}

.requirement-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.requirement-item.unmet {
    color: var(--text-secondary);
}

.requirement-item.unmet .requirement-icon {
    color: var(--text-secondary);
}

.requirement-item.met {
    color: var(--success);
}

.requirement-item.met .requirement-icon {
    color: var(--success);
}

.requirement-text {
    line-height: 1.4;
}

/* Opções do formulário */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.checkbox-container input[type="checkbox"]:checked+.checkmark {
    background: var(--brand);
    border-color: var(--brand);
}

.checkbox-container input[type="checkbox"]:checked+.checkmark::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.forgot-password {
    color: var(--brand);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.forgot-password:hover {
    color: var(--brand-600);
    text-decoration: underline;
}

.link {
    color: var(--brand);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.link:hover {
    color: var(--brand-600);
    text-decoration: underline;
}

/* Botões */
.btn {
    width: 100%;
    padding: 0.625rem var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-600) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* Loading spinner */
.btn.loading {
    pointer-events: none;
}

.btn.loading .btn-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    z-index: 1;
    animation: slideUp 0.3s ease-out;
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    z-index: 2;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-close svg {
    width: 24px;
    height: 24px;
}

/* Etapas do modal */
.modal-step {
    display: none;
    text-align: center;
}

.modal-step.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-600) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.modal-icon.success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
}

.modal-icon svg {
    width: 40px;
    height: 40px;
}

.modal-step h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.modal-step p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.modal-step p strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Inputs de código */
.code-inputs {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.code-input {
    width: 50px;
    height: 60px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    background: white;
    color: var(--text-primary);
}

.code-input:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(12, 76, 36, 0.1);
    transform: scale(1.05);
}

.code-input.filled {
    border-color: var(--success);
    background: #f0fdf4;
}

.resend-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.resend-text .link {
    font-weight: 600;
}

.resend-text .link:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Toast */
.toast {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-lg);
    display: none;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    max-width: 400px;
    z-index: 2000;
    animation: slideInRight 0.3s ease-out;
}

.toast.active {
    display: flex;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

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

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    color: var(--success);
}

.toast.error .toast-icon {
    color: var(--error);
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.info .toast-icon {
    color: var(--brand);
}

.toast-content {
    flex: 1;
}

.toast-title {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.toast-message {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.toast-close:hover {
    color: var(--text-primary);
}

.toast-close svg {
    width: 18px;
    height: 18px;
}

/* Responsividade */
@media (max-width: 640px) {
    .container {
        max-width: 100%;
    }

    .logo-container {
        top: var(--spacing-md);
        left: var(--spacing-md);
    }

    .main-logo {
        height: 55px;
    }

    .circle-1,
    .circle-2,
    .circle-3,
    .circle-4,
    .circle-5 {
        filter: blur(30px);
    }

    .auth-card {
        border-radius: var(--radius-lg);
    }

    .form-container {
        padding: var(--spacing-lg);
    }

    .form-container h2 {
        font-size: 1.5rem;
    }

    .code-inputs {
        gap: var(--spacing-sm);
    }

    .code-input {
        width: 45px;
        height: 55px;
        font-size: 1.25rem;
    }

    .toast {
        top: var(--spacing-md);
        right: var(--spacing-md);
        left: var(--spacing-md);
        min-width: auto;
        max-width: none;
    }

    .modal-content {
        padding: var(--spacing-lg);
    }
}

/* Animações de erro */
.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-10px);
    }

    75% {
        transform: translateX(10px);
    }
}

/* Estados de validação */
.input-group.error input {
    border-color: var(--error);
    animation: shake 0.5s ease-in-out;
}

.input-group.error .error-message {
    display: block;
    color: var(--error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.error-message {
    display: none;
}

.input-group.success input {
    border-color: var(--success);
}

/* Rodapé */
.main-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 10;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 8px var(--spacing-lg);
    margin: 0;
    text-align: center;
    border-top: 1px solid var(--border);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.main-footer.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.footer-text {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.4;
}

/* Ajuste do container para não sobrepor o rodapé */
.container {
    padding-bottom: 30px;
    /* Espaço para o rodapé */
}

@media (max-width: 640px) {
    .main-footer {
        position: fixed;
        /* Mantém fixo mesmo no mobile */
        padding: 6px var(--spacing-md);
    }

    .container {
        padding-bottom: 40px;
        /* Mantém espaço no mobile também */
    }

    .footer-text {
        font-size: 0.75rem;
    }
}