/* =========================================================
   EXACTSUB
   GLOBAL STYLESHEET
========================================================= */

/* =========================================================
   DESIGN TOKENS
========================================================= */

:root {
    --white: #ffffff;
    --black: #000000;

    --brand-primary: #022a7b;
    --brand-primary-light: #e6eeff;
    --brand-primary-dark: #011b52;

    --brand-accent: #29ba22;
    --brand-accent-light: #e8f8e7;
    --brand-accent-dark: #1d8418;

    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #dee2e6;
    --gray-300: #ced4da;
    --gray-400: #adb5bd;
    --gray-500: #868e96;
    --gray-600: #495057;
    --gray-700: #343a40;
    --gray-800: #212529;

    --success: #29ba22;
    --warning: #f59f00;
    --error: #e03131;
    --info: #228be6;

    --font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --text-xs: 1.2rem;
    --text-sm: 1.4rem;
    --text-base: 1.5rem;
    --text-lg: 1.7rem;

    --text-h5: 1.7rem;
    --text-h4: 2rem;
    --text-h3: 2.4rem;

    --text-h2: clamp(3rem, 4vw, 4.4rem);
    --text-h1: clamp(4rem, 6vw, 6.4rem);

    --line-height-tight: 1.15;
    --line-height-heading: 1.25;
    --line-height-body: 1.6;

    --space-1: 0.4rem;
    --space-2: 0.8rem;
    --space-3: 1.2rem;
    --space-4: 1.6rem;
    --space-5: 2rem;
    --space-6: 2.4rem;
    --space-8: 3.2rem;
    --space-10: 4rem;
    --space-12: 4.8rem;
    --space-16: 6.4rem;
    --space-20: 8rem;
    --space-24: 9.6rem;

    --container-width: 1200px;
    --container-padding: 2.4rem;
    --nav-height: 7.2rem;

    --radius-sm: 0.6rem;
    --radius-md: 1rem;
    --radius-lg: 1.6rem;
    --radius-xl: 2.4rem;
    --radius-full: 999px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);

    --transition: 0.25s ease;
}


/* =========================================================
   DARK THEME
========================================================= */

[data-theme="dark"] {
    --white: #111827;
    --black: #ffffff;

    --gray-50: #111827;
    --gray-100: #172033;
    --gray-200: #263247;
    --gray-300: #374151;
    --gray-400: #6b7280;
    --gray-500: #9ca3af;
    --gray-600: #cbd5e1;
    --gray-700: #e5e7eb;
    --gray-800: #f8fafc;

    --brand-primary-light: #102b63;
    --brand-accent-light: #123317;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.4);
}


/* =========================================================
   RESET
========================================================= */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    min-height: 100vh;

    font-family: var(--font-family);
    font-size: var(--text-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-body);

    color: var(--gray-800);
    background-color: var(--white);

    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;

    transition:
        background-color 0.25s ease,
        color 0.25s ease;
}

img {
    display: block;
    max-width: 100%;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5 {
    color: var(--gray-800);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-heading);
}

p {
    color: var(--gray-600);
}

::selection {
    color: var(--white);
    background-color: var(--brand-primary);
}


/* =========================================================
   GLOBAL LAYOUT
========================================================= */

.container {
    width: min(
        calc(100% - (var(--container-padding) * 2)),
        var(--container-width)
    );

    margin-inline: auto;
}

.section {
    padding-block: var(--space-24);
}

.center-action {
    display: flex;
    justify-content: center;
    margin-top: var(--space-10);
}


/* =========================================================
   GLOBAL SECTION HEADING
========================================================= */

.section-heading {
    max-width: 720px;
    margin-inline: auto;
    margin-bottom: var(--space-12);
    text-align: center;
}

.section-label {
    display: inline-flex;
    align-items: center;

    margin-bottom: var(--space-4);
    padding: 0.6rem 1.2rem;

    border-radius: var(--radius-full);

    background-color: var(--brand-accent-light);
    color: var(--brand-accent-dark);

    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
}

.section-heading h2 {
    margin-bottom: var(--space-4);

    font-size: var(--text-h2);
    line-height: var(--line-height-tight);
}

.section-heading h2 span {
    color: var(--brand-accent);
}

.section-heading p {
    max-width: 620px;
    margin-inline: auto;

    font-size: var(--text-lg);
    line-height: 1.65;
}


/* =========================================================
   GLOBAL BUTTONS
========================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 4.4rem;
    padding: 1.1rem 2rem;

    border: 1px solid transparent;
    border-radius: var(--radius-md);

    font-size: var(--text-base);
    font-weight: var(--font-weight-semibold);

    transition:
        transform var(--transition),
        background-color var(--transition),
        border-color var(--transition),
        color var(--transition),
        box-shadow var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:focus-visible,
.theme-toggle:focus-visible,
.menu-toggle:focus-visible,
.faq-question:focus-visible {
    outline: 3px solid rgba(41, 186, 34, 0.35);
    outline-offset: 3px;
}

.btn-primary {
    color: var(--white);
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);

    box-shadow:
        0 5px 14px rgba(2, 42, 123, 0.18);
}

.btn-primary:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-primary-dark);
}

.btn-outline {
    color: var(--brand-primary);
    background-color: transparent;
    border-color: var(--brand-primary);
}

.btn-outline:hover {
    color: var(--white);
    background-color: var(--brand-primary);
}

.btn-large {
    min-height: 5rem;
    padding-inline: 2.6rem;
}