/* === FONTES E RESET === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700;900&display=swap');

/* =====================================================
   VARIÁVEIS GERAIS
   ===================================================== */
:root {
    /* Paleta de Cores (baseado no Tailwind) */
    --slate-950: #020617;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --white: #ffffff;

    --blue-400: #60a5fa;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --blue-800: #1e40af;
    --blue-900: #1e3a8a;
    --blue-950: #172554;

    --orange: #ff6b35;
}

/* =====================================================
   RESET E BASE
   ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    min-height: 100vh;
    background-color: var(--slate-950);
    color: whitesmoke;
    position: relative;
    overflow-x: hidden;
}

/* =====================================================
   SEÇÕES GERAIS
   ===================================================== */
.section-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.line {
    height: 1px;
    flex-grow: 1;
    background: linear-gradient(to right, var(--slate-700), transparent);
}

/* Efeitos de fundo */
.background-effect-1,
.background-effect-2 {
    position: absolute;
    width: 384px;
    height: 384px;
    border-radius: 9999px;
    filter: blur(128px);
    z-index: 0;
}

.background-effect-1 {
    top: 0;
    right: 0;
    background-color: rgba(30, 58, 138, 0.1);
}

.background-effect-2 {
    bottom: 0;
    left: 0;
    background-color: rgba(23, 37, 84, 0.2);
}

/* Containers */
.page-wrapper {
    position: relative;
    z-index: 1;
    background: linear-gradient(to bottom right, rgba(23, 37, 84, 0.3), rgba(2, 6, 23, 1));
}

.container {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* =====================================================
   ANIMAÇÕES
   ===================================================== */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-scale {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

[data-animate] {
    opacity: 0;
    animation-fill-mode: forwards;
}

[data-animate].is-visible {
    animation-duration: 0.7s;
}

[data-animate="fade-in"].is-visible {
    animation-name: fade-in;
}

[data-animate="fade-up"].is-visible {
    animation-name: fade-in-up;
}

/* =====================================================
   HEADER
   ===================================================== */
.header-section {
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
    padding: 5rem 0;
    text-align: center;
}

.header-content {
    max-width: 896px;
    margin: 0 auto;
}

.header-content h1 {
    font-size: 3.75rem;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -0.025em;
    font-weight: bold;
    margin-top: 2.5rem;
}

.header-content p {
    font-size: 1.25rem;
    color: var(--slate-400);
    font-weight: 300;
    line-height: 1.75;
}

@media (min-width: 768px) {
    .header-section {
        padding: 7rem 0;
    }

    .header-content h1 {
        font-size: 4.5rem;
    }
}

/* =====================================================
   SEÇÃO SOCIAL
   ===================================================== */
.social-section {
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
    background-color: rgba(15, 23, 42, 0.2);
    backdrop-filter: blur(4px);
    padding: 4rem 0;
    text-decoration: none;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    text-decoration: none;
}

.social-card {
    position: relative;
    display: block;
    border: 1px solid var(--slate-800);
    background-color: rgba(15, 23, 42, 0.4);
    padding: 2rem;
    border-radius: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-card .hover-glow {
    position: absolute;
    inset: 0;
    border-radius: 2rem;
    background: linear-gradient(to bottom right, rgba(255, 140, 0, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    text-decoration: none;
}

.social-card:hover .hover-glow {
    opacity: 1;
}

.social-card:hover {
    border-color: orangered;
}

.social-card .icon {
    width: 6.5rem;
    height: 6.5rem;
    color: var(--slate-500);
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.social-card:hover .icon {
    color: orangered;
}

.social-card p {
    font-size: 0.875rem;
    color: var(--slate-400);
    font-weight: 300;
    transition: color 0.3s ease;
}

.social-card:hover p {
    color: var(--white);
}

@media (min-width: 768px) {
    .social-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* =====================================================
   FORMULÁRIO DE CONTATO
   ===================================================== */
.form-section {
    padding: 5rem 0;
}

.card {
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(4px);
    padding: 2.5rem;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-group label {
    font-size: 0.875rem;
    color: var(--slate-400);
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input,
.textarea {
    background-color: rgba(2, 6, 23, 0.5);
    border: 1px solid var(--slate-700);
    color: var(--white);
    font-weight: 300;
    border-radius: 0.375rem;
    padding: 0 1rem;
    transition: border-color 0.3s ease;
}

.input::placeholder,
.textarea::placeholder {
    color: var(--slate-600);
}

.input:focus,
.textarea:focus {
    outline: none;
    border-color: var(--blue-800);
    box-shadow: 0 0 0 1px rgba(30, 64, 175, 0.5);
}

.input {
    height: 3rem;
}

.textarea {
    min-height: 200px;
    resize: none;
    padding: 0.75rem 1rem;
}

/* Botão enviar */
.button-group {
    padding-top: 1rem;
}

.submit-btn {
    height: 3rem;
    padding: 0 2rem;
    font-weight: 300;
    color: var(--white);
    background: rgba(255, 91, 32, 0.875);
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(30, 58, 138, 0.2);
    font-size: 1rem;
}

.submit-btn:hover {
    background: orangered;
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-content {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.icon-small {
    width: 1rem;
    height: 1rem;
}

@media (min-width: 768px) {
    .card {
        padding: 3rem;
    }

    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* =====================================================
   MENSAGEM DE SUCESSO
   ===================================================== */
.success-card {
    max-width: 768px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border-color: rgba(30, 58, 138, 0.5);
    animation: fade-in-scale 0.5s ease-out forwards;
}

.success-icon-wrapper {
    width: 3rem;
    height: 3rem;
    background-color: rgba(37, 99, 235, 0.2);
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.success-icon-wrapper .icon {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--blue-400);
}

.success-text h3 {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.success-text p {
    color: var(--slate-400);
    font-weight: 300;
}