diff --git a/assets/css/style.css b/assets/css/style.css
index 591c198..95be709 100644
--- a/assets/css/style.css
+++ b/assets/css/style.css
@@ -4,10 +4,37 @@
     --secondary-color: #f5f5f5;
     --text-color: #333;
     --border-color: #ddd;
+
+    --fh-duration-fast: 0.18s;
+    --fh-duration-med: 0.28s;
+    --fh-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
+
+    --fh-shadow-tab: 0 2px 8px rgba(15, 23, 42, 0.12);
+    --fh-shadow-tab-md: 0 3px 12px rgba(15, 23, 42, 0.14);
+
+    --fh-shadow-raised:
+        0 1px 2px rgba(15, 23, 42, 0.06),
+        0 4px 14px rgba(15, 23, 42, 0.06),
+        inset 0 1px 0 rgba(255, 255, 255, 0.55);
+    --fh-shadow-lift:
+        0 4px 8px rgba(15, 23, 42, 0.08),
+        0 12px 28px rgba(15, 23, 42, 0.1),
+        inset 0 1px 0 rgba(255, 255, 255, 0.55);
 }
 
-body {
-    font-family: Arial, sans-serif;
+@keyframes fh-content-in {
+    from {
+        opacity: 0;
+        transform: translateY(6px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+body.family-hub-body {
+    font-family: "Figtree", system-ui, -apple-system, sans-serif;
     line-height: 1.6;
     margin: 0;
     padding: 0;
@@ -62,6 +89,36 @@ main {
 .persona-chip {
     min-height: 2.75rem;
     touch-action: manipulation;
+    transition:
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        border-color var(--fh-duration-fast) var(--fh-ease-out),
+        color var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+.persona-chip i {
+    display: inline-block;
+    transition: transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .persona-chip:not(:disabled):hover,
+    .persona-chip:not(:disabled):focus-visible {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab);
+    }
+
+    .persona-chip:not(:disabled):hover i,
+    .persona-chip:not(:disabled):focus-visible i {
+        transform: scale(1.08);
+    }
+
+    .persona-chip.btn-light.active:hover,
+    .persona-chip.btn-light.active:focus-visible {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab-md);
+    }
 }
 
 .persona-chip.active {
@@ -69,13 +126,55 @@ main {
     box-shadow: 0 0 0 0.15rem rgba(255, 255, 255, 0.35);
 }
 
+.persona-chip-mobile {
+    transition:
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+.persona-chip-mobile i {
+    display: inline-block;
+    transition: transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .persona-chip-mobile:hover i,
+    .persona-chip-mobile:focus-visible i {
+        transform: scale(1.06);
+    }
+}
+
 .persona-chip-mobile.active {
     font-weight: 600;
     background-color: rgba(74, 144, 226, 0.14);
 }
 
-.family-hub-body .card {
-    border-color: var(--border-color);
+.app-header .app-header-actions .dropdown-toggle {
+    transition:
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .app-header .app-header-actions .dropdown-toggle:hover,
+    .app-header .app-header-actions .dropdown-toggle:focus-visible {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab);
+    }
+}
+
+.app-header-balance {
+    transition:
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .app-header-balance:hover {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab);
+    }
 }
 
 .chore-thumb {
@@ -97,6 +196,21 @@ main {
 .grocery-store-nav .nav-link {
     text-align: left;
     touch-action: manipulation;
+    border-radius: 0.45rem;
+    transition:
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        color var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out),
+        border-color var(--fh-duration-fast) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .grocery-store-nav .nav-link:hover,
+    .grocery-store-nav .nav-link:focus-visible {
+        transform: translateX(2px);
+        box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
+    }
 }
 
 .grocery-line-thumb {
@@ -111,6 +225,131 @@ main {
     padding: 20px;
 }
 
+/* Main area: cards depth & accent border */
+.family-hub-body main .card {
+    border-radius: 0.55rem;
+    border-color: var(--border-color);
+    box-shadow: var(--fh-shadow-raised);
+    transition:
+        transform var(--fh-duration-med) var(--fh-ease-out),
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        border-color var(--fh-duration-fast) var(--fh-ease-out);
+}
+
+@supports (color: color-mix(in srgb, #fff 50%, #000)) {
+    .family-hub-body main .card {
+        border-color: color-mix(in srgb, var(--person-accent, #4a90e2) 14%, var(--border-color));
+    }
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .family-hub-body main .card:hover {
+        transform: translateY(-2px);
+        box-shadow: var(--fh-shadow-lift);
+    }
+}
+
+@supports (color: color-mix(in srgb, #fff 50%, #000)) {
+    .family-hub-body main .card:focus-within {
+        border-color: color-mix(in srgb, var(--person-accent, #4a90e2) 28%, var(--border-color));
+        box-shadow:
+            var(--fh-shadow-lift),
+            0 0 0 3px color-mix(in srgb, var(--person-accent, #4a90e2) 32%, transparent);
+        outline: none;
+    }
+}
+
+@supports not (color: color-mix(in srgb, #fff 50%, #000)) {
+    .family-hub-body main .card:focus-within {
+        box-shadow: var(--fh-shadow-lift);
+        outline: 2px solid var(--person-accent, #4a90e2);
+        outline-offset: 2px;
+    }
+}
+
+/* Solid (non-subtle) colored card headers: drop inset highlight */
+.family-hub-body main .card:has(> .card-header.bg-dark),
+.family-hub-body main .card:has(> .card-header[class*="bg-"]:not(.bg-light):not(.bg-white):not([class*="-subtle"])) {
+    box-shadow:
+        0 1px 2px rgba(15, 23, 42, 0.08),
+        0 4px 14px rgba(15, 23, 42, 0.07);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .family-hub-body main .card:has(> .card-header.bg-dark):hover,
+    .family-hub-body main .card:has(> .card-header[class*="bg-"]:not(.bg-light):not(.bg-white):not([class*="-subtle"])):hover {
+        box-shadow:
+            0 4px 8px rgba(15, 23, 42, 0.12),
+            0 12px 24px rgba(15, 23, 42, 0.1);
+    }
+}
+
+/* Tab panel entrance */
+@media (prefers-reduced-motion: no-preference) {
+    #dashboardContentArea.tab-content {
+        animation: fh-content-in 0.3s var(--fh-ease-out) both;
+    }
+}
+
+/* Buttons (main only); flatten in button groups */
+.family-hub-body main .btn {
+    transition:
+        transform var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-fast) var(--fh-ease-out),
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        border-color var(--fh-duration-fast) var(--fh-ease-out),
+        color var(--fh-duration-fast) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .family-hub-body main .btn:hover:not(:disabled):not(.disabled) {
+        transform: translateY(-1px);
+        box-shadow: 0 3px 10px rgba(15, 23, 42, 0.12);
+    }
+}
+
+.family-hub-body main .btn:focus-visible:not(:disabled):not(.disabled) {
+    transform: translateY(-1px);
+}
+
+.family-hub-body main .btn:active:not(:disabled):not(.disabled) {
+    transform: scale(0.98);
+    box-shadow: none;
+}
+
+.family-hub-body main .btn-group .btn,
+.family-hub-body main .btn-group-vertical .btn {
+    box-shadow: none;
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .family-hub-body main .btn-group .btn:hover:not(:disabled),
+    .family-hub-body main .btn-group .btn:focus-visible:not(:disabled),
+    .family-hub-body main .btn-group-vertical .btn:hover:not(:disabled),
+    .family-hub-body main .btn-group-vertical .btn:focus-visible:not(:disabled) {
+        transform: none;
+        z-index: 2;
+    }
+}
+
+.family-hub-body main .btn-group .btn:active:not(:disabled),
+.family-hub-body main .btn-group-vertical .btn:active:not(:disabled) {
+    transform: scale(0.98);
+}
+
+.family-hub-body main .badge {
+    transition:
+        transform var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-fast) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    .family-hub-body main a.badge:hover,
+    .family-hub-body main a.badge:focus-visible {
+        transform: scale(1.03);
+    }
+}
+
 /* Header tab nav */
 .app-header.app-header-with-tabs .tabs {
     display: flex;
@@ -140,7 +379,43 @@ main {
     border: 1px solid transparent;
     text-decoration: none;
     font-weight: 500;
-    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
+    transition:
+        background-color var(--fh-duration-fast) var(--fh-ease-out),
+        color var(--fh-duration-fast) var(--fh-ease-out),
+        border-color var(--fh-duration-fast) var(--fh-ease-out),
+        box-shadow var(--fh-duration-med) var(--fh-ease-out),
+        transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+.app-header .tab i {
+    display: inline-block;
+    transition: transform var(--fh-duration-med) var(--fh-ease-out);
+}
+
+@media (hover: hover) and (pointer: fine) {
+    body.header-tone-dark .app-header .tab:hover,
+    body.header-tone-dark .app-header .tab:focus-visible {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab);
+    }
+
+    body.header-tone-light .app-header .tab:hover,
+    body.header-tone-light .app-header .tab:focus-visible {
+        transform: translateY(-1px);
+        box-shadow: var(--fh-shadow-tab);
+    }
+
+    .app-header .tab:hover i,
+    .app-header .tab:focus-visible i {
+        transform: scale(1.08);
+    }
+}
+
+@media (min-width: 768px) and (hover: hover) and (pointer: fine) {
+    .app-header .tab:hover,
+    .app-header .tab:focus-visible {
+        transform: translateY(-1px) scale(1.02);
+    }
 }
 
 body.header-tone-dark .app-header .tab {
@@ -237,3 +512,13 @@ body.header-tone-light .app-header .tab.active {
         min-height: 78vh;
     }
 }
+
+@media (prefers-reduced-motion: reduce) {
+    *,
+    *::before,
+    *::after {
+        animation-duration: 0.01ms !important;
+        animation-iteration-count: 1 !important;
+        transition-duration: 0.01ms !important;
+    }
+}
diff --git a/includes/header.php b/includes/header.php
index eddfc4d..409714d 100644
--- a/includes/header.php
+++ b/includes/header.php
@@ -5,6 +5,10 @@
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <title>Family Hub</title>
 
+  <link rel="preconnect" href="https://fonts.googleapis.com">
+  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+  <link href="https://fonts.googleapis.com/css2?family=Figtree:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap" rel="stylesheet">
+
   <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
   <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
   <link rel="stylesheet" href="assets/css/style.css">