/* ==========================================
   NewAccess Web v3 — Design System
   ========================================== */

/* --- CSS Variables --- */
:root {
    --primary: #0052D4;
    --primary-dark: #003EA1;
    --secondary: #4364F7;
    --accent: #6FB1FC;
    --gradient: linear-gradient(135deg, #0052D4 0%, #4364F7 50%, #6FB1FC 100%);
    --gradient-dark: linear-gradient(135deg, #001a44 0%, #0052D4 100%);

    --white: #FFFFFF;
    --gray-50: #F8F9FA;
    --gray-100: #F1F3F5;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #868E96;
    --gray-700: #495057;
    --gray-800: #343A40;
    --gray-900: #212529;

    --success: #00C9A7;
    --warning: #F59E0B;
    --danger: #FF6B6B;

    --font: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;

    --nav-height: 80px;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul, ol {
    list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1.15rem; }

p {
    color: var(--gray-700);
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container--narrow {
    max-width: 800px;
}

/* --- Section --- */
.section {
    padding: 5rem 0;
}

.section--gray {
    background: var(--gray-50);
}

.section--gradient {
    background: var(--gradient);
    color: var(--white);
}

.section--gradient h2,
.section--gradient h3,
.section--gradient p {
    color: var(--white);
}

.section--legal {
    padding-top: calc(var(--nav-height) + 3rem);
}

.section--legal h1 {
    margin-bottom: 1.5rem;
}

.section--legal h2 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.section--legal h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.section--legal ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.section--legal ul li {
    margin-bottom: 0.25rem;
    color: var(--gray-700);
}

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section__title {
    margin-bottom: 0.75rem;
}

.section__subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
}

/* --- Grid --- */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .grid--4,
    .grid--3,
    .grid--2 { grid-template-columns: 1fr; }

    .section {
        padding: 3rem 0;
    }
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.4;
    white-space: nowrap;
}

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

.btn--primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn--outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn--danger {
    background: var(--danger);
    color: var(--white);
    border-color: var(--danger);
}

.btn--danger:hover {
    background: #e05252;
    border-color: #e05252;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--danger:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn--outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline-white:hover {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
    transform: translateY(-2px);
}

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

.btn--white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}

.btn--block {
    width: 100%;
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-white { color: var(--white); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }