/* ===== BASE RESPONSIVO ===== */

/* Variáveis para breakpoints */
:root {
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    --breakpoint-xxl: 1400px;
}

/* Reset para todos os elementos */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Container responsivo global */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

/* Breakpoints do container */
@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Container fluido (largura total) */
.container-fluid {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

/* ===== GRID SYSTEM ===== */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

/* Colunas base (mobile first) */
[class*="col-"] {
    padding-right: 15px;
    padding-left: 15px;
}

.col-1 { width: 8.333333%; }
.col-2 { width: 16.666667%; }
.col-3 { width: 25%; }
.col-4 { width: 33.333333%; }
.col-5 { width: 41.666667%; }
.col-6 { width: 50%; }
.col-7 { width: 58.333333%; }
.col-8 { width: 66.666667%; }
.col-9 { width: 75%; }
.col-10 { width: 83.333333%; }
.col-11 { width: 91.666667%; }
.col-12 { width: 100%; }

/* Tablet (md) */
@media (min-width: 768px) {
    .col-md-1 { width: 8.333333%; }
    .col-md-2 { width: 16.666667%; }
    .col-md-3 { width: 25%; }
    .col-md-4 { width: 33.333333%; }
    .col-md-5 { width: 41.666667%; }
    .col-md-6 { width: 50%; }
    .col-md-7 { width: 58.333333%; }
    .col-md-8 { width: 66.666667%; }
    .col-md-9 { width: 75%; }
    .col-md-10 { width: 83.333333%; }
    .col-md-11 { width: 91.666667%; }
    .col-md-12 { width: 100%; }
}

/* Desktop (lg) */
@media (min-width: 992px) {
    .col-lg-1 { width: 8.333333%; }
    .col-lg-2 { width: 16.666667%; }
    .col-lg-3 { width: 25%; }
    .col-lg-4 { width: 33.333333%; }
    .col-lg-5 { width: 41.666667%; }
    .col-lg-6 { width: 50%; }
    .col-lg-7 { width: 58.333333%; }
    .col-lg-8 { width: 66.666667%; }
    .col-lg-9 { width: 75%; }
    .col-lg-10 { width: 83.333333%; }
    .col-lg-11 { width: 91.666667%; }
    .col-lg-12 { width: 100%; }
}

/* Desktop grande (xl) */
@media (min-width: 1200px) {
    .col-xl-1 { width: 8.333333%; }
    .col-xl-2 { width: 16.666667%; }
    .col-xl-3 { width: 25%; }
    .col-xl-4 { width: 33.333333%; }
    .col-xl-5 { width: 41.666667%; }
    .col-xl-6 { width: 50%; }
    .col-xl-7 { width: 58.333333%; }
    .col-xl-8 { width: 66.666667%; }
    .col-xl-9 { width: 75%; }
    .col-xl-10 { width: 83.333333%; }
    .col-xl-11 { width: 91.666667%; }
    .col-xl-12 { width: 100%; }
}

/* ===== CLASSES DE TEXTO RESPONSIVO ===== */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

@media (min-width: 768px) {
    .text-md-left { text-align: left; }
    .text-md-center { text-align: center; }
    .text-md-right { text-align: right; }
}

@media (min-width: 992px) {
    .text-lg-left { text-align: left; }
    .text-lg-center { text-align: center; }
    .text-lg-right { text-align: right; }
}

/* ===== CLASSES DE DISPLAY RESPONSIVO ===== */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }
.d-grid { display: grid; }

@media (min-width: 768px) {
    .d-md-none { display: none; }
    .d-md-block { display: block; }
    .d-md-flex { display: flex; }
    .d-md-grid { display: grid; }
}

@media (min-width: 992px) {
    .d-lg-none { display: none; }
    .d-lg-block { display: block; }
    .d-lg-flex { display: flex; }
    .d-lg-grid { display: grid; }
}

@media (min-width: 1200px) {
    .d-xl-none { display: none; }
    .d-xl-block { display: block; }
    .d-xl-flex { display: flex; }
    .d-xl-grid { display: grid; }
}

/* ===== FLEXBOX UTILITIES ===== */
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.align-stretch { align-items: stretch; }

/* ===== MARGENS E PADDINGS RESPONSIVOS ===== */
/* Margens */
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 1rem; }
.m-4 { margin: 1.5rem; }
.m-5 { margin: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Paddings */
.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 1rem; }
.pt-4 { padding-top: 1.5rem; }
.pt-5 { padding-top: 3rem; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 1rem; }
.pb-4 { padding-bottom: 1.5rem; }
.pb-5 { padding-bottom: 3rem; }

/* Responsivo mobile */
@media (max-width: 768px) {
    .p-md-1 { padding: 0.25rem; }
    .p-md-2 { padding: 0.5rem; }
    .p-md-3 { padding: 1rem; }
    .p-md-4 { padding: 1.5rem; }
    
    .m-md-1 { margin: 0.25rem; }
    .m-md-2 { margin: 0.5rem; }
    .m-md-3 { margin: 1rem; }
    .m-md-4 { margin: 1.5rem; }
    
    .mt-md-0 { margin-top: 0; }
    .mt-md-1 { margin-top: 0.25rem; }
    .mt-md-2 { margin-top: 0.5rem; }
    .mt-md-3 { margin-top: 1rem; }
    
    .mb-md-0 { margin-bottom: 0; }
    .mb-md-1 { margin-bottom: 0.25rem; }
    .mb-md-2 { margin-bottom: 0.5rem; }
    .mb-md-3 { margin-bottom: 1rem; }
}

/* ===== UTILITY CLASSES ===== */
.w-100 { width: 100%; }
.h-100 { height: 100%; }
.vh-100 { min-height: 100vh; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* ===== TIPOGRAFIA RESPONSIVA ===== */
@media (max-width: 768px) {
    h1, .h1 { font-size: 1.8rem; }
    h2, .h2 { font-size: 1.5rem; }
    h3, .h3 { font-size: 1.3rem; }
    h4, .h4 { font-size: 1.1rem; }
    p, .p { font-size: 0.9rem; }
}

@media (max-width: 480px) {
    h1, .h1 { font-size: 1.5rem; }
    h2, .h2 { font-size: 1.3rem; }
    h3, .h3 { font-size: 1.1rem; }
}

/* ===== SCROLL SMOOTH ===== */
html {
    scroll-behavior: smooth;
}

/* ===== FOCUS VISIBLE (acessibilidade) ===== */
:focus-visible {
    outline: 2px solid var(--verde-primario);
    outline-offset: 2px;
}

/* ===== SELECTION ===== */
::selection {
    background: var(--verde-primario);
    color: var(--branco);
}