/* MUJ-BATCH-4 | main.css | MyUncleJoe Build v1.0 */
/* Global design system — loaded on every page */
/* ChatGPT desktop layout structure + Gemini savings card line-item style */
/* NO inline styles ever — all styling lives here or in page-specific CSS files */

/* ── CSS CUSTOM PROPERTIES ───────────────────────────────────────────────── */
:root {
    /* Brand colors */
    --color-bg:           #F5F3EE;  /* warm off-white page background */
    --color-white:        #FFFFFF;  /* card backgrounds */
    --color-navy:         #1E3A5F;  /* headlines, nav text */
    --color-teal:         #3AAFA9;  /* Check My Estimate CTA, primary accent */
    --color-teal-dark:    #2B8C87;  /* teal hover state */
    --color-teal-light:   #EAF7F6;  /* teal tint backgrounds */
    --color-purple:       #6B4FA0;  /* What to Expect CTA, secondary accent */
    --color-purple-dark:  #553D80;  /* purple hover state */
    --color-purple-light: #F0ECF8;  /* purple tint backgrounds */
    --color-amber:        #E8913A;  /* savings numbers, logo "My" and "Joe" letters */
    --color-amber-light:  #FDF3E7;  /* amber tint */

    /* Status colors */
    --color-green:        #2E8B57;  /* approved / pass items */
    --color-green-bg:     #EAF5EE;  /* green item row background */
    --color-yellow:       #F0A500;  /* coming-up / optional items */
    --color-yellow-bg:    #FEF9EC;  /* yellow item row background */
    --color-red:          #CC3333;  /* overpriced / warranty violation / flag */
    --color-red-bg:       #FDEAEA;  /* red item row background */

    /* Text */
    --color-text:         #2C2C2C;  /* body copy */
    --color-muted:        #777777;  /* secondary text, labels */
    --color-placeholder:  #AAAAAA;  /* input placeholders */

    /* Borders & surfaces */
    --color-border:       #E0DEDA;  /* card borders, dividers */
    --color-border-dark:  #C8C4BE;  /* focused/active borders */
    --color-surface:      #FAFAF8;  /* slight off-white for input backgrounds */

    /* Typography */
    --font-primary:  -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-display:  -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-mono:     'Courier New', Courier, monospace;

    /* Font sizes */
    --text-xs:   0.75rem;   /* 12px */
    --text-sm:   0.875rem;  /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-md:   1.125rem;  /* 18px */
    --text-lg:   1.25rem;   /* 20px */
    --text-xl:   1.5rem;    /* 24px */
    --text-2xl:  1.875rem;  /* 30px */
    --text-3xl:  2.25rem;   /* 36px */
    --text-4xl:  3rem;      /* 48px */

    /* Spacing */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Borders */
    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   14px;
    --radius-xl:   20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm:   0 1px 3px rgba(0,0,0,0.08);
    --shadow-card: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-md:   0 4px 20px rgba(0,0,0,0.10);
    --shadow-lg:   0 8px 40px rgba(0,0,0,0.12);

    /* Layout */
    --max-width:       1200px;
    --max-width-text:  720px;
    --header-height:   72px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

/* ── RESET & BASE ────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ── TYPOGRAPHY ──────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.2;
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl);  }
h4 { font-size: var(--text-lg);  }
h5 { font-size: var(--text-md);  }
h6 { font-size: var(--text-base);}

p {
    margin-bottom: var(--space-4);
    line-height: 1.7;
}

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

/* ── LAYOUT ──────────────────────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-text {
    max-width: var(--max-width-text);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-16) 0;
}

.section-sm {
    padding: var(--space-10) 0;
}

/* ── HEADER / NAV ────────────────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    height: var(--header-height);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Full logo lockup — shield + mascot + wordmark + tagline */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.site-logo__img {
    height: 52px;
    width: auto;
}

.site-logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.site-logo__wordmark {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-navy);
    letter-spacing: -0.5px;
}

.site-logo__wordmark span {
    color: var(--color-amber);
}

.site-logo__tagline {
    font-size: var(--text-xs);
    color: var(--color-muted);
    font-style: italic;
    margin-top: 2px;
    white-space: nowrap;
}

/* Desktop nav */
.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.site-nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.site-nav__link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-navy);
    text-decoration: none;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.site-nav__link:hover {
    color: var(--color-teal);
}

.site-nav__link--active {
    color: var(--color-teal);
    font-weight: 600;
}

/* Mobile hamburger */
.site-nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    cursor: pointer;
}

.site-nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-navy);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Mobile nav drawer */
.site-nav__mobile {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    z-index: 99;
    flex-direction: column;
    gap: var(--space-4);
}

.site-nav__mobile.is-open {
    display: flex;
}

.site-nav__mobile .site-nav__link {
    font-size: var(--text-md);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
}

.site-nav__mobile .site-nav__link:last-child {
    border-bottom: none;
}

/* ── BUTTONS ─────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast),
                box-shadow var(--transition-fast),
                transform var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    border: none;
}

.btn:active {
    transform: translateY(1px);
}

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

.btn-primary:hover {
    background-color: var(--color-teal-dark);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(58, 175, 169, 0.35);
}

.btn-secondary {
    background-color: var(--color-purple);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-purple-dark);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(107, 79, 160, 0.35);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-teal);
    border: 2px solid var(--color-teal);
}

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

.btn-outline-navy {
    background-color: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-navy);
}

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

.btn-ghost {
    background-color: transparent;
    color: var(--color-muted);
}

.btn-ghost:hover {
    color: var(--color-navy);
    background-color: var(--color-surface);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-md);
}

.btn-full {
    width: 100%;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ── CARDS ───────────────────────────────────────────────────────────────── */
.card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: var(--space-6);
}

.card-sm {
    padding: var(--space-4);
}

.card-flat {
    box-shadow: none;
    border: 1px solid var(--color-border);
}

/* ── FORMS ───────────────────────────────────────────────────────────────── */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.form-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-navy);
}

.form-label .required {
    color: var(--color-red);
    margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(58, 175, 169, 0.15);
}

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

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23777' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    padding-right: var(--space-10);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    font-size: var(--text-sm);
    color: var(--color-red);
    margin-top: var(--space-1);
}

.form-hint {
    font-size: var(--text-sm);
    color: var(--color-muted);
    margin-top: var(--space-1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

/* ── BADGES & STATUS INDICATORS ──────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 2px var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-green  { background-color: var(--color-green-bg);  color: var(--color-green); }
.badge-yellow { background-color: var(--color-yellow-bg); color: var(--color-yellow);}
.badge-red    { background-color: var(--color-red-bg);    color: var(--color-red);   }
.badge-teal   { background-color: var(--color-teal-light);color: var(--color-teal);  }
.badge-navy   { background-color: var(--color-navy);      color: var(--color-white); }

/* Grade badges A+ through F */
.grade-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
}

.grade-A-plus, .grade-A { background-color: var(--color-green-bg); color: var(--color-green); }
.grade-B               { background-color: var(--color-teal-light); color: var(--color-teal);  }
.grade-C-plus, .grade-C{ background-color: var(--color-yellow-bg);  color: var(--color-yellow);}
.grade-D               { background-color: #FEF0E0; color: #D06000; }
.grade-F               { background-color: var(--color-red-bg);     color: var(--color-red);   }

/* ── STAT BAR ────────────────────────────────────────────────────────────── */
/* Full-width teal-to-navy gradient showing national savings counter */
.stat-bar {
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-navy) 100%);
    padding: var(--space-8) 0;
    text-align: center;
}

.stat-bar__label {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--text-md);
    margin-bottom: var(--space-2);
}

.stat-bar__number {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-amber);
    letter-spacing: -1px;
    line-height: 1;
}

.stat-bar__sub {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
}

/* ── JOE SPEECH BUBBLE ───────────────────────────────────────────────────── */
/* Uncle Joe's voice — appears below flagged items */
.joe-bubble {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    background-color: var(--color-navy);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-top: var(--space-3);
    position: relative;
}

.joe-bubble::before {
    content: '';
    position: absolute;
    top: -8px;
    left: var(--space-5);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--color-navy);
}

.joe-bubble__avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
    background-color: var(--color-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--color-white);
    font-size: var(--text-sm);
}

.joe-bubble__text {
    color: var(--color-white);
    font-size: var(--text-sm);
    line-height: 1.6;
}

/* ── ALERTS ──────────────────────────────────────────────────────────────── */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.alert-success { background-color: var(--color-green-bg);  border-left: 4px solid var(--color-green);  color: var(--color-green);  }
.alert-warning { background-color: var(--color-yellow-bg); border-left: 4px solid var(--color-yellow); color: #7A5000; }
.alert-error   { background-color: var(--color-red-bg);    border-left: 4px solid var(--color-red);    color: var(--color-red);    }
.alert-info    { background-color: var(--color-teal-light);border-left: 4px solid var(--color-teal);   color: var(--color-navy);   }

/* ── HOW IT WORKS STRIP ──────────────────────────────────────────────────── */
.how-strip {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-8) 0;
}

.how-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
    position: relative;
}

.how-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(50% + 28px);
    right: calc(-50% + 28px);
    height: 2px;
    background-color: var(--color-border);
}

.how-step__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background-color: var(--color-teal-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.how-step__icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-teal);
}

.how-step__title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-navy);
}

.how-step__desc {
    font-size: var(--text-xs);
    color: var(--color-muted);
    line-height: 1.5;
}

/* ── LOADING / SPINNER ───────────────────────────────────────────────────── */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-teal);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(245, 243, 238, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    z-index: 200;
}

.loading-overlay__text {
    font-family: var(--font-display);
    font-size: var(--text-md);
    color: var(--color-navy);
    font-weight: 600;
}

/* ── MODAL ───────────────────────────────────────────────────────────────── */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(30, 58, 95, 0.6);
    z-index: 150;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.modal-backdrop.is-open {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.modal-backdrop.is-open .modal {
    transform: translateY(0);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.modal__title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-navy);
}

.modal__close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-muted);
    transition: background-color var(--transition-fast), color var(--transition-fast);
    cursor: pointer;
    border: none;
    background: none;
}

.modal__close:hover {
    background-color: var(--color-surface);
    color: var(--color-navy);
}

.modal__body {
    padding: var(--space-6);
}

.modal__footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
}

/* ── FOOTER ──────────────────────────────────────────────────────────────── */
.site-footer {
    background-color: var(--color-navy);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-12) 0 var(--space-8);
    margin-top: var(--space-20);
}

.site-footer .container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    text-decoration: none;
}

.footer-brand__logo-img {
    height: 44px;
    width: auto;
}

.footer-brand__wordmark {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-white);
}

.footer-brand__wordmark span {
    color: var(--color-amber);
}

.footer-brand__tagline {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
    line-height: 1.5;
}

.footer-col__title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-col__link {
    display: block;
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    padding: var(--space-1) 0;
    transition: color var(--transition-fast);
}

.footer-col__link:hover {
    color: var(--color-teal);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-6);
}

.footer-bottom__copy {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom__links {
    display: flex;
    gap: var(--space-5);
}

.footer-bottom__link {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-bottom__link:hover {
    color: var(--color-teal);
}

/* ── UTILITIES ───────────────────────────────────────────────────────────── */
.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-right   { text-align: right; }

.text-navy    { color: var(--color-navy);  }
.text-teal    { color: var(--color-teal);  }
.text-amber   { color: var(--color-amber); }
.text-muted   { color: var(--color-muted); }
.text-green   { color: var(--color-green); }
.text-red     { color: var(--color-red);   }

.font-display { font-family: var(--font-display); }
.font-bold    { font-weight: 700; }
.font-semibold{ font-weight: 600; }

.mt-auto { margin-top: auto; }
.mb-0    { margin-bottom: 0; }
.mt-4    { margin-top: var(--space-4); }
.mt-6    { margin-top: var(--space-6); }
.mt-8    { margin-top: var(--space-8); }
.mb-4    { margin-bottom: var(--space-4); }
.mb-6    { margin-bottom: var(--space-6); }

.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.items-center  { align-items: center; }
.justify-center{ justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.hidden { display: none !important; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border-width: 0;
}

.divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--space-6) 0;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .site-footer .container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

@media (max-width: 768px) {
    h1 { font-size: var(--text-2xl); }
    h2 { font-size: var(--text-xl);  }
    h3 { font-size: var(--text-lg);  }

    .container {
        padding: 0 var(--space-4);
    }

    .section {
        padding: var(--space-10) 0;
    }

    /* Hide desktop nav links, show hamburger */
    .site-nav__links {
        display: none;
    }

    .site-nav__toggle {
        display: flex;
    }

    .site-logo__tagline {
        display: none;
    }

    .site-logo__wordmark {
        font-size: var(--text-lg);
    }

    .site-logo__img {
        height: 40px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .how-step:not(:last-child)::after {
        display: none;
    }

    .how-strip {
        flex-direction: column;
        align-items: stretch;
    }

    .how-step {
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
    }

    .stat-bar__number {
        font-size: var(--text-3xl);
    }

    .site-footer .container {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .stat-bar__number {
        font-size: var(--text-2xl);
    }

    .btn-lg {
        padding: var(--space-3) var(--space-5);
        font-size: var(--text-base);
    }
}