/* =====================================================
   TannieHunn.com — Clinical Precision Design System
   =====================================================
   Colors, typography, layout, and components adapted 
   from the Stitch "Clinical Precision" design spec.
   ===================================================== */

/* -----------------------------------------------
   Google Fonts
   ----------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Public+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,600;1,8..60,400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

/* -----------------------------------------------
   CSS Custom Properties (Design Tokens)
   ----------------------------------------------- */
:root {
    /* Clinical Precision Color Palette */
    --surface: #f8f9ff;
    --surface-dim: #ccdbf4;
    --surface-bright: #f8f9ff;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #eff4ff;
    --surface-container: #e6eeff;
    --surface-container-high: #dde9ff;
    --surface-container-highest: #d5e3fd;
    --on-surface: #0d1c2f;
    --on-surface-variant: #3f484a;
    --inverse-surface: #233144;
    --inverse-on-surface: #ebf1ff;
    --outline: #6f797b;
    --outline-variant: #bec8ca;
    --surface-tint: #156874;
    --primary: #00464f;
    --on-primary: #ffffff;
    --primary-container: #005f6b;
    --on-primary-container: #90d6e4;
    --inverse-primary: #8bd2df;
    --secondary: #1c648e;
    --on-secondary: #ffffff;
    --secondary-container: #90cdfd;
    --on-secondary-container: #025881;
    --tertiary: #3c3f40;
    --on-tertiary: #ffffff;
    --tertiary-container: #535657;
    --on-tertiary-container: #c9cbcc;
    --error: #ba1a1a;
    --on-error: #ffffff;
    --error-container: #ffdad6;
    --on-error-container: #93000a;
    --primary-fixed: #a7eefc;
    --primary-fixed-dim: #8bd2df;
    --on-primary-fixed: #001f24;
    --on-primary-fixed-variant: #004e59;
    --secondary-fixed: #cae6ff;
    --secondary-fixed-dim: #90cdfd;
    --on-secondary-fixed: #001e30;
    --on-secondary-fixed-variant: #004b70;
    --tertiary-fixed: #e1e3e4;
    --tertiary-fixed-dim: #c4c7c8;
    --on-tertiary-fixed: #191c1d;
    --on-tertiary-fixed-variant: #444748;
    --background: #f8f9ff;
    --on-background: #0d1c2f;

    /* Spacing */
    --margin-page: 3rem;
    --gutter-grid: 2rem;
    --stack-section: 2.5rem;
    --stack-item: 1.25rem;
    --sidebar-width: 280px;

    /* Border Radius */
    --radius-sm: 0.125rem;
    --radius: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    font-size: 14px;
    line-height: 22px;
    font-weight: 400;
    color: var(--on-surface);
    background-color: var(--background);
    min-height: 100vh;
}

::selection {
    background: var(--primary-fixed);
    color: var(--on-primary-fixed);
}

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

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

ul, ol {
    list-style: none;
}

/* -----------------------------------------------
   Typography
   ----------------------------------------------- */
.text-headline-xl {
    font-family: 'Public Sans', system-ui, -apple-system, sans-serif;
    font-size: 32px;
    font-weight: 700;
    line-height: 40px;
    letter-spacing: -0.02em;
}

.text-headline-lg {
    font-family: 'Public Sans', system-ui, -apple-system, sans-serif;
    font-size: 24px;
    font-weight: 600;
    line-height: 32px;
}

.text-headline-md {
    font-family: 'Public Sans', system-ui, -apple-system, sans-serif;
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
}

.text-body-lg {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 26px;
}

.text-body-md {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
}

.text-label-md {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    line-height: 16px;
    letter-spacing: 0.05em;
}

.text-label-sm {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    line-height: 14px;
}

/* -----------------------------------------------
   Material Symbols
   ----------------------------------------------- */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    display: inline-block;
    line-height: 1;
    vertical-align: middle;
}

.material-symbols-outlined.filled {
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* -----------------------------------------------
   Top Navigation Bar
   ----------------------------------------------- */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--margin-page);
    background: var(--surface-bright);
    border-bottom: 1px solid var(--outline-variant);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(8px);
}

.top-nav__brand {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.top-nav__links {
    display: none;
    align-items: center;
    gap: 2rem;
}

.top-nav__link {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
    transition: color var(--transition);
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
}

.top-nav__link:hover,
.top-nav__link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.top-nav__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary);
    color: var(--on-primary);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    text-decoration: none;
}

.top-nav__cta:hover {
    background: var(--primary-container);
    color: var(--on-primary-container);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.top-nav__cta .material-symbols-outlined {
    font-size: 16px;
}

/* Mobile menu button */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg);
    cursor: pointer;
    color: var(--on-surface-variant);
    transition: all var(--transition);
}

.mobile-menu-btn:hover {
    background: var(--surface-container);
    color: var(--primary);
}

/* Mobile nav drawer */
.mobile-nav {
    display: none;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--surface-bright);
    border-bottom: 1px solid var(--outline-variant);
    padding: 1rem var(--margin-page);
    z-index: 49;
    box-shadow: var(--shadow-md);
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav.open {
    display: flex;
}

.mobile-nav__link {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-lg);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-variant);
    transition: all var(--transition);
}

.mobile-nav__link:hover {
    background: var(--surface-container);
    color: var(--primary);
}

/* -----------------------------------------------
   Sidebar (Desktop)
   ----------------------------------------------- */
.sidebar {
    display: none;
    flex-direction: column;
    height: 100vh;
    width: var(--sidebar-width);
    position: fixed;
    left: 0;
    top: 0;
    padding: 6rem 1.5rem 2.5rem;
    background: var(--surface-container-low);
    border-right: 1px solid var(--outline-variant);
    z-index: 40;
    overflow-y: auto;
}

.sidebar__avatar {
    width: 128px;
    height: 128px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    border: 4px solid var(--surface-container-lowest);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    background: var(--surface-container-high);
}

.sidebar__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar__name {
    text-align: center;
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.sidebar__title {
    text-align: center;
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 14px;
    color: var(--on-surface-variant);
    margin-bottom: 2rem;
}

.sidebar__nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar__nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-lg);
    color: var(--on-surface-variant);
    transition: all var(--transition);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.sidebar__nav-item:hover {
    background: var(--surface-container-high);
}

.sidebar__nav-item .material-symbols-outlined {
    color: var(--primary);
    transition: transform var(--transition);
}

.sidebar__nav-item:hover .material-symbols-outlined {
    transform: scale(1.1);
}

.sidebar__footer {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--outline-variant);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sidebar__contact-btn {
    width: 100%;
    background: var(--secondary);
    color: var(--on-secondary);
    padding: 0.75rem;
    border: none;
    border-radius: var(--radius-xl);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    text-align: center;
    display: block;
}

.sidebar__contact-btn:hover {
    background: var(--on-secondary-container);
}

.sidebar__contact-btn:active {
    transform: scale(0.97);
}

.sidebar__actions {
    display: flex;
    justify-content: space-between;
    padding: 0 0.5rem;
}

.sidebar__action-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background: none;
    border: none;
    color: var(--on-surface-variant);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: color var(--transition);
    text-decoration: none;
}

.sidebar__action-btn:hover {
    color: var(--primary);
}

.sidebar__action-btn .material-symbols-outlined {
    font-size: 16px;
}

/* -----------------------------------------------
   Main Content
   ----------------------------------------------- */
.main-content {
    padding: 6rem 1.5rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--gutter-grid);
}

.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--stack-section);
}

.content-main {
    display: flex;
    flex-direction: column;
    gap: var(--stack-section);
}

/* -----------------------------------------------
   Mobile Profile Card
   ----------------------------------------------- */
.mobile-profile {
    display: flex;
    padding: 1.5rem;
    background: var(--surface-container-lowest);
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--outline-variant);
    gap: 1rem;
    align-items: center;
}

.mobile-profile__avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--surface-container);
}

.mobile-profile__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mobile-profile__name {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.mobile-profile__title {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
}

/* -----------------------------------------------
   Section Cards
   ----------------------------------------------- */
.section-card {
    padding: 2rem;
    background: var(--surface-container-lowest);
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--outline-variant);
    transition: border-color var(--transition);
    position: relative;
    overflow: hidden;
}

.section-card:hover {
    border-color: rgba(0, 70, 79, 0.3);
}

.section-card__watermark {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1rem;
    opacity: 0.05;
}

.section-card__watermark .material-symbols-outlined {
    font-size: 80px;
}

.section-heading {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.section-heading--standalone {
    padding: 0 0.5rem;
}

/* -----------------------------------------------
   Summary Section
   ----------------------------------------------- */
.summary-text {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 16px;
    line-height: 26px;
    color: var(--on-surface);
    font-style: italic;
    position: relative;
    z-index: 1;
}

/* -----------------------------------------------
   Certification Badges
   ----------------------------------------------- */
.badges-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--surface-container-high);
    color: var(--primary);
    border: 1px solid rgba(0, 70, 79, 0.2);
    border-radius: var(--radius-full);
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all var(--transition);
}

.badge:hover {
    background: var(--primary-fixed);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.badge .material-symbols-outlined {
    font-size: 14px;
}

/* -----------------------------------------------
   Timeline
   ----------------------------------------------- */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
}

.timeline-item {
    position: relative;
    padding-left: 2.5rem;
}

/* Timeline line */
.timeline-item:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 24px;
    bottom: -2rem;
    width: 2px;
    background: var(--primary);
    opacity: 0.2;
}

/* Timeline node */
.timeline-item::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid var(--surface-container-lowest);
    z-index: 1;
}

.timeline-item__header {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.timeline-item__title {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    color: var(--on-surface);
}

.timeline-item__dates {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
    background: rgba(167, 238, 252, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    display: inline-block;
    width: fit-content;
}

.timeline-item__dates--muted {
    color: var(--outline);
    background: transparent;
}

.timeline-item__company {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.timeline-item__detail-box {
    background: var(--surface-container-lowest);
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(190, 200, 202, 0.5);
    box-shadow: var(--shadow-sm);
}

.timeline-item__description {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 14px;
    line-height: 22px;
    color: var(--on-surface);
    margin-bottom: 1rem;
}

.timeline-item__bullets {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.timeline-item__bullet {
    display: flex;
    gap: 0.75rem;
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 14px;
    line-height: 22px;
    color: var(--on-surface-variant);
}

.timeline-item__bullet .material-symbols-outlined {
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* -----------------------------------------------
   Education Items
   ----------------------------------------------- */
.education-list {
    display: flex;
    flex-direction: column;
    gap: var(--stack-item);
}

.education-item {
    position: relative;
    padding-left: 1.5rem;
}

.education-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: var(--radius-full);
}

.education-item:first-child::before {
    background: var(--secondary);
}

.education-item:not(:first-child)::before {
    background: var(--outline-variant);
}

.education-item__degree {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    color: var(--on-surface);
}

.education-item__school {
    color: var(--on-surface-variant);
}

.education-item__meta {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    margin-top: 0.25rem;
}

.education-item:first-child .education-item__meta {
    color: var(--primary);
}

.education-item:not(:first-child) .education-item__meta {
    color: var(--secondary);
}

/* -----------------------------------------------
   Impact Stats Card
   ----------------------------------------------- */
.stats-card {
    background: var(--primary);
    padding: 2rem;
    border-radius: 1rem;
    color: var(--on-primary);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.stats-card__content {
    position: relative;
    z-index: 1;
}

.stats-card__item {
    margin-bottom: 1.5rem;
}

.stats-card__item:last-child {
    margin-bottom: 0;
}

.stats-card__number {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 32px;
    font-weight: 700;
    line-height: 40px;
    letter-spacing: -0.02em;
}

.stats-card__label {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0.8;
}

.stats-card__glow {
    position: absolute;
    bottom: -2.5rem;
    right: -2.5rem;
    width: 10rem;
    height: 10rem;
    background: var(--on-primary);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(48px);
}

/* -----------------------------------------------
   Volunteer / Philanthropy Cards
   ----------------------------------------------- */
.volunteer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.volunteer-card {
    padding: 1.5rem;
    background: var(--surface-container-low);
    border-radius: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: all var(--transition);
}

.volunteer-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.volunteer-card__icon {
    color: var(--primary);
    font-size: 32px;
    flex-shrink: 0;
}

.volunteer-card__title {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--on-surface);
}

.volunteer-card__org {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--on-surface-variant);
}

.volunteer-card__desc {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 13px;
    line-height: 20px;
    color: var(--on-surface-variant);
    margin-top: 0.25rem;
}

/* -----------------------------------------------
   Footer
   ----------------------------------------------- */
.site-footer {
    width: 100%;
    padding: 3rem var(--margin-page);
    background: var(--surface-container-lowest);
    border-top: 1px solid var(--outline-variant);
}

.site-footer__inner {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
    text-align: center;
}

.site-footer__brand {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: var(--primary);
}

.site-footer__copy {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--tertiary);
    margin-top: 0.25rem;
}

.site-footer__links {
    display: flex;
    gap: 2rem;
}

.site-footer__link {
    font-family: 'Public Sans', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--on-tertiary-fixed-variant);
    text-decoration: none;
    transition: color var(--transition);
}

.site-footer__link:hover {
    text-decoration: underline;
    text-decoration-color: var(--primary);
}

.scroll-top-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition);
}

.scroll-top-btn:hover {
    transform: scale(1.1);
}

/* -----------------------------------------------
   Animations (Scroll Reveal)
   ----------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.32s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.40s; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 0.48s; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 0.56s; }

.reveal-stagger.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* -----------------------------------------------
   Responsive Breakpoints
   ----------------------------------------------- */

/* Tablet (768px+) */
@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: 4fr 8fr;
    }

    .volunteer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .timeline-item__header {
        flex-direction: row;
        align-items: baseline;
        justify-content: space-between;
    }

    .site-footer__inner {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }

    .top-nav__links {
        display: flex;
    }

    .mobile-menu-btn {
        display: none;
    }

    .mobile-profile {
        display: none;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .sidebar {
        display: flex;
    }

    .main-content {
        margin-left: var(--sidebar-width);
        padding: 6rem var(--margin-page) 3rem;
    }

    .site-footer {
        margin-left: var(--sidebar-width);
    }

    .mobile-profile {
        display: none;
    }
}

/* Large desktop */
@media (min-width: 1280px) {
    .top-nav {
        padding-left: calc(var(--sidebar-width) + var(--margin-page));
    }
}

/* -----------------------------------------------
   Print Styles
   ----------------------------------------------- */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
        font-size: 12px;
    }

    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
    }

    .section-card {
        box-shadow: none !important;
        border: 1px solid #e2e8f0 !important;
        break-inside: avoid;
    }

    .stats-card {
        color: white !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .badge {
        border: 1px solid #ccc !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }
}

/* -----------------------------------------------
   Utility Classes
   ----------------------------------------------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-muted { color: var(--on-surface-variant); }
.uppercase { text-transform: uppercase; }
.tracking-wide { letter-spacing: 0.1em; }