@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/icon?family=Material+Icons+Round');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200');

:root {
  --primary-darkest: #121620;
  --primary-dark: #1a1f2c;
  --primary-medium: #252b3b;
  --primary-light: #313a52;
  --accent-light: #4a8eff;
  --accent-medium: #3a72d9;
  --accent-dark: #2855b3;
  --accent-light-rgb: 74, 142, 255;
  --text-light: #e9ecf3;
  --text-gray: #9ba3b4;
  --text-muted: #7a8093;
  --text-dark: #1a1f2c;
  --danger-red: #e45a5a;
  --danger-red-rgb: 228, 90, 90;
  --success-green: #42b883;
  --success-green-rgb: 66, 184, 131;
  --warning-yellow: #e6a23c;
  --warning-yellow-rgb: 230, 162, 60;
  --info-blue: #5d9cf5;
  --info-blue-rgb: 93, 156, 245;
  --border-radius: 6px;
  --border-radius-sm: 4px;
  --border-radius-lg: 8px;
  --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  --button-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
  --transition-speed: 0.2s;
  --transition-speed-fast: 0.1s;
  --glass-bg: rgba(26, 31, 44, 0.8);
  --glass-border: rgba(74, 142, 255, 0.1);
  --container-bg: #1a1f2c;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --body-font-family: "Inter", sans-serif;
  --heading-font-family: "Inter", sans-serif;
  --header-title-font-family: "Young Serif", serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 15px;
  height: 100%;
}

body {
    background-color: var(--primary-darkest);
    background-image:
        radial-gradient(circle at 15% 25%, rgba(31, 41, 55, 0.06) 0%, transparent 25%),
        radial-gradient(circle at 85% 75%, rgba(31, 41, 55, 0.04) 0%, transparent 25%);
    color: var(--text-light);
    font-family: var(--body-font-family);
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    height: auto;
    overflow-x: hidden;
    overflow-y: auto;
    margin: 0;
}

::selection {
  background-color: var(--accent-light);
  color: var(--text-dark);
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: all var(--transition-speed) var(--ease-out-expo);
  position: relative;
}

a:hover {
  color: var(--accent-medium);
}

a:not(.btn):after {
  content: '';
  position: absolute;
  width: 0;
  height: 1px;
  bottom: -2px;
  left: 0;
  background-color: var(--accent-light);
  transition: width var(--transition-speed) var(--ease-out-expo);
}

a:not(.btn):hover:after {
  width: 100%;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.8em;
  color: var(--text-light);
}

h1 {
  font-size: 1.8rem;
  letter-spacing: -0.3px;
  font-weight: 600;
}

h2 {
  font-size: 1.4rem;
  letter-spacing: -0.2px;
  position: relative;
  display: inline-block;
  margin-bottom: 1.2rem;
  font-family: var(--heading-font-family);
}

h2:after {
  content: '';
  position: absolute;
  width: 40px;
  height: 2px;
  bottom: -8px;
  left: 0;
  background-color: var(--accent-light);
  border-radius: 2px;
  transition: width 0.4s var(--ease-out-expo);
}

h2:hover:after {
  width: 80%;
}

h3 {
  font-size: 1.1rem;
  color: var(--accent-light);
  font-family: var(--heading-font-family);
}

p {
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.container {
    width: 96%;
    max-width: none;
    margin: 25px auto;
    padding: 25px;
    background-color: var(--container-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
    overflow: visible;
    transition: transform 0.3s var(--ease-out-expo),
                box-shadow 0.3s var(--ease-out-expo),
                background-color 0.3s ease;
    animation: containerFadeIn 0.8s var(--ease-out-expo) forwards;
}

.container:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

@keyframes containerFadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.card {
  background-color: rgba(37, 43, 59, 0.6);
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 20px;
  border: 1px solid rgba(74, 142, 255, 0.05);
  transition: all 0.3s var(--ease-out-expo);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
  border-color: rgba(74, 142, 255, 0.1);
}

header {
  background-color: var(--primary-medium);
  background-image: linear-gradient(to right, var(--primary-medium), var(--primary-light));
  padding: 16px 5%;
  color: var(--accent-light);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
  letter-spacing: -0.2px;
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  animation: headerSlideIn 0.6s var(--ease-out-expo) forwards;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}

@keyframes headerSlideIn {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

header h1 {
  font-family: var(--header-title-font-family);
  font-weight: 400;
  font-style: normal;
  margin-bottom: 0;
  position: relative;
  display: inline-block;
  letter-spacing: -0.5px;
  font-size: 2.6rem;
  background: linear-gradient(to right, var(--accent-light), var(--accent-medium));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.user-menu-container {
    position: relative;
    display: inline-block;
}

.user-avatar-button {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.user-avatar-button:hover,
.user-avatar-button:focus {
    border-color: var(--accent-medium);
}

.user-avatar-button img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.user-avatar-button .material-symbols-outlined {
    font-size: 36px;
    color: var(--text-gray);
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    padding: 2px;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: var(--primary-dark);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.25);
    z-index: 1050;
    min-width: 180px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

.dropdown-menu.show {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9em;
    white-space: nowrap;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.dropdown-item .material-symbols-outlined {
    margin-right: 10px;
    font-size: 1.2em;
    color: var(--text-gray);
    transition: color 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--primary-medium);
    color: var(--accent-light);
}

.dropdown-item:hover .material-symbols-outlined {
    color: var(--accent-light);
}

.dropdown-divider {
    height: 1px;
    margin: 8px 0;
    overflow: hidden;
    background-color: var(--glass-border);
}

.dropdown-item-logout {
    color: var(--danger-red);
}

.dropdown-item-logout:hover {
    background-color: rgba(var(--danger-red-rgb, 228, 90, 90), 0.1);
    color: var(--danger-red);
}
.dropdown-item-logout:hover .material-symbols-outlined {
    color: var(--danger-red);
}

.header-logout-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    color: var(--text-gray);
    background-color: transparent !important;
    border: none !important;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    transition: color 0.2s ease, background-color 0.2s ease;
    cursor: pointer;
}

.header-logout-button .material-symbols-outlined {
    font-size: 24px;
}

.header-logout-button:hover {
    color: var(--danger-red) !important;
    background-color: rgba(var(--danger-red-rgb, 228, 90, 90), 0.1) !important;
}

footer {
    text-align: center;
    padding: 18px 5%;
    color: var(--text-gray);
    font-size: 0.85em;
    background-color: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-top: 1px solid var(--glass-border);
    animation: footerFadeIn 0.8s var(--ease-out-expo) forwards;
    flex-shrink: 0;
    position: relative;
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.paypal-donate-container {
    position: absolute;
    bottom: 10px;
    right: 10px;
}

@keyframes footerFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

footer img {
  display: inline-block;
  vertical-align: middle;
  height: 20px;
  margin: 0 6px;
  opacity: 0.8;
  transition: all 0.3s var(--ease-out-expo);
}

footer img:hover {
  opacity: 1;
  transform: scale(1.1);
  filter: drop-shadow(0 0 3px var(--accent-light));
}

.tab-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 25px;
  border-bottom: 1px solid rgba(74, 142, 255, 0.1);
  padding-bottom: 6px;
  animation: tabNavFadeIn 0.6s var(--ease-out-expo) forwards;
  animation-delay: 0.2s;
  opacity: 0;
}

@keyframes tabNavFadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-button {
  background-color: transparent;
  color: var(--text-gray);
  border: none;
  padding: 12px 18px;
  cursor: pointer;
  font-size: 0.9em;
  font-weight: 500;
  transition: all 0.3s var(--ease-out-expo);
  border-bottom: 2px solid transparent;
  margin-bottom: -6px;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.tab-button:before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background-color: var(--accent-light);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out-expo);
}

.tab-button:hover:before {
  transform: scaleX(0.7);
  transform-origin: left;
}

.tab-button.active {
  color: var(--accent-light);
  font-weight: 500;
}

.tab-button.active:before {
  transform: scaleX(1);
}

.contributor-cell { position: relative; cursor: pointer; }
.contributor-indicator { position: relative; transition: transform 0.2s var(--ease-out-expo); }
/* Hover effect removed - only click functionality retained */
.contributor-bar { display: flex; width: 100%; height: 6px; border-radius: 3px; overflow: hidden; margin-top: 4px; background-color: rgba(255,255,255,0.05); box-shadow: 0 1px 3px rgba(0,0,0,0.1) inset; }
.contributor-segment { height: 100%; transition: transform 0.3s var(--ease-out-expo); }
/* Segment hover effect removed - only click functionality retained */
.contributor-breakdown { position: absolute; top: 100%; left: 50%; transform: translateX(-50%); background-color: var(--primary-dark); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 12px; min-width: 200px; z-index: 10000 !important; box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2); opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; pointer-events: none; }
.contributor-breakdown:before { content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%) rotate(45deg); width: 12px; height: 12px; background-color: var(--primary-dark); border-left: 1px solid var(--glass-border); border-top: 1px solid var(--glass-border); }
.contributor-breakdown.visible { opacity: 1; visibility: visible; pointer-events: auto; }
.breakdown-title { font-size: 0.75rem; font-weight: 500; color: var(--accent-light); margin-bottom: 8px; text-align: center; }
.breakdown-item { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 0.85rem; padding: 4px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
.breakdown-item:last-child { border-bottom: none; margin-bottom: 0; }
.breakdown-name { display: flex; align-items: center; }
.breakdown-color { width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; }
.breakdown-amount { font-weight: 500; }
.breakdown-percent { color: var(--text-gray); font-size: 0.75rem; margin-left: 4px; }

.filter-controls { margin: 15px 0; display: flex; justify-content: flex-end; }
.filter-section { background-color: rgba(37, 43, 59, 0.4); border-radius: var(--border-radius); padding: 15px; margin-bottom: 20px; border: 1px solid var(--glass-border); transition: opacity 0.3s ease, transform 0.3s ease; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); }
.filter-form { width: 100%; }
.filter-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; }
.filter-group { margin-bottom: 10px; }
.filter-group label { display: block; margin-bottom: 5px; color: var(--accent-light); font-size: 0.85rem; font-weight: 500; }
.search-input-wrapper { position: relative; }
.search-input-wrapper .material-symbols-outlined { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-gray); font-size: 18px; }
.search-input-wrapper input { padding-left: 35px; }
.date-range-inputs, .price-range-inputs { display: flex; align-items: center; gap: 10px; }
.date-separator, .price-separator { color: var(--text-gray); font-size: 0.85rem; }
.price-symbol { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-gray); }
.price-input-wrapper input { padding-left: 25px; }
.contributor-filter-list { display: flex; flex-wrap: wrap; gap: 8px; max-height: 120px; overflow-y: auto; padding: 5px; background-color: rgba(0,0,0,0.05); border-radius: var(--border-radius-sm); }
.contributor-checkbox { min-width: 48%; }
.contributor-color-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.checkbox-label { display: flex; align-items: center; font-size: 0.85rem; cursor: pointer; }
.filter-actions { margin-top: 15px; text-align: right; }
.no-contributors-msg { color: var(--text-gray); font-size: 0.85rem; font-style: italic; }
.expense-table td.contributor-cell { padding-right: 20px; }
#filtered-total-section { font-size: 0.85rem; color: var(--text-gray); animation: fadeIn 0.3s var(--ease-out-expo); }
#filtered-total { color: var(--accent-light); font-weight: 500; }
#filter-result-count { font-weight: 500; }

.tab-content { display: none; animation: fadeIn 0.4s var(--ease-out-expo); padding: 5px; }
.tab-content.active { display: block; }

.btn { display: inline-block; background-color: var(--primary-medium); color: var(--accent-light); padding: 10px 18px; border: none; border-radius: var(--border-radius); cursor: pointer; font-size: 0.9em; font-weight: 500; transition: all 0.3s var(--ease-out-expo); text-align: center; vertical-align: middle; position: relative; overflow: hidden; box-shadow: var(--button-shadow); }
.btn:before { content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: linear-gradient( 90deg, transparent, rgba(255, 255, 255, 0.1), transparent ); transition: left 0.6s var(--ease-out-expo); }
.btn:hover { background-color: var(--primary-light); color: var(--accent-light); transform: translateY(-3px); box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15); }
.btn:active { transform: translateY(-1px); box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); }
.btn:disabled { background-color: var(--text-gray); cursor: not-allowed; opacity: 0.7; transform: none; box-shadow: none; }
.btn:disabled:before { display: none; }
.btn-danger { color: white; background-color: var(--danger-red); background-image: linear-gradient(135deg, var(--danger-red), #c24646); }
.btn-danger:hover { background-color: #c24646; background-image: linear-gradient(135deg, #c24646, var(--danger-red)); }
.btn-success { background-color: var(--success-green); color: var(--text-light); }
.btn-success:hover { background-color: #36a172; }

.btn-icon {
    background-color: transparent !important;
    border: none !important;
    color: var(--text-gray);
    padding: 6px;
    border-radius: var(--border-radius-sm);
    width: auto;
    height: auto;
    min-width: 30px;
    min-height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: none !important;
    transition: color 0.2s ease, background-color 0.2s ease;
    vertical-align: middle;
}
.btn-icon:before { display: none; }

.btn-icon:hover {
    color: var(--accent-light);
    background-color: rgba(var(--accent-light-rgb), 0.1) !important;
    transform: none;
}
.btn-icon:active {
    transform: none;
}
.btn-icon.btn-danger {
    color: var(--danger-red);
    background-color: transparent !important;
    background-image: none !important;
    border: none !important;
    box-shadow: none !important;
}
.btn-icon.btn-danger:hover {
    color: var(--danger-red) !important;
    background-color: rgba(var(--danger-red-rgb), 0.15) !important;
}
.btn-icon.btn-success {
     color: var(--success-green);
     background-color: transparent !important;
     background-image: none !important;
     border: none !important;
     box-shadow: none !important;
}
.btn-icon.btn-success:hover {
    color: var(--success-green) !important;
    background-color: rgba(var(--success-green-rgb), 0.15) !important;
}
.btn-icon .material-symbols-outlined {
    font-size: 22px;
    line-height: 1;
}

.btn-small { padding: 6px 12px; font-size: 0.85em; }
.btn-small.btn-icon {
    width: 32px;
    height: 32px;
    padding: 4px;
}
.btn-small.btn-icon .material-symbols-outlined {
    font-size: 20px;
}


.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--accent-light); font-weight: 500; font-size: 0.9em; transition: color var(--transition-speed-fast) ease-out; }
.form-group:focus-within label { color: var(--accent-medium); }
.form-control { width: 100%; padding: 10px 12px; background-color: rgba(255, 255, 255, 0.03); border: 1px solid rgba(74, 142, 255, 0.06); border-radius: var(--border-radius); color: var(--text-light); font-size: 0.9em; font-family: inherit; transition: all 0.3s var(--ease-out-expo); }
.form-control:focus { outline: none; border-color: var(--accent-light); background-color: rgba(255, 255, 255, 0.04); box-shadow: 0 0 0 2px rgba(74, 142, 255, 0.1); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%234a8eff'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 16px; padding-right: 36px; }
select.form-control option { background-color: var(--primary-dark); color: var(--text-light); }
textarea.form-control { min-height: 100px; resize: vertical; }
input[type="file"].form-control { padding: 8px; }

#contributor-checkboxes .contributor-input-group { display: flex; align-items: center; margin-bottom: 8px; flex-wrap: wrap; padding: 5px; border-radius: var(--border-radius-sm); transition: background-color 0.2s ease; }
#contributor-checkboxes .contributor-input-group:hover { background-color: rgba(255, 255, 255, 0.03); }
#contributor-checkboxes .checkbox-item { display: flex; align-items: center; flex-grow: 1; margin-right: 15px; min-width: 150px; }
#contributor-checkboxes input[type="checkbox"].contributor-checkbox-input { margin-right: 8px; flex-shrink: 0; cursor: pointer; width: 16px; height: 16px; accent-color: var(--accent-medium); }
#contributor-checkboxes .checkbox-label { cursor: pointer; display: flex; align-items: center; }
#contributor-checkboxes .contributor-color-dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: 6px; flex-shrink: 0; }
.amount-input-container { display: flex; align-items: center; position: relative; width: auto; gap: 5px; }
.amount-input-container.hidden { display: none !important; opacity: 0; pointer-events: none; width: 0; overflow: hidden; }
.amount-input-container .input-wrapper { position: relative; flex-shrink: 0; }
.amount-input-container .input-dollar-sign { position: absolute; left: 8px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 0.9em; pointer-events: none; }
#contributor-checkboxes .contributor-amount-input { width: 100px; padding: 6px 8px 6px 18px; font-size: 0.85em; background-color: rgba(255, 255, 255, 0.05); border-color: rgba(74, 142, 255, 0.1); }
#contributor-checkboxes .contributor-amount-input:focus { background-color: rgba(255, 255, 255, 0.08); border-color: var(--accent-light); box-shadow: 0 0 0 2px rgba(74, 142, 255, 0.1); transform: none; }

.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0, 0, 0, 0.7); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); opacity: 0; transition: opacity 0.4s var(--ease-out-expo); }
.modal.show { opacity: 1; }
.modal-content { background-color: var(--primary-dark); margin: 6% auto; padding: 25px; border: 1px solid var(--glass-border); width: 90%; max-width: 480px; border-radius: var(--border-radius); position: relative; box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3); opacity: 0; transform: translateY(-30px) scale(0.97); transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1); }
.modal.show .modal-content { opacity: 1; transform: translateY(0) scale(1); }
.modal-close { color: var(--text-gray); position: absolute; top: 12px; right: 15px; font-size: 22px; font-weight: bold; cursor: pointer; line-height: 1; transition: all 0.3s ease-out; display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; }
.modal-close:hover, .modal-close:focus { color: var(--accent-light); background-color: rgba(255, 255, 255, 0.07); transform: rotate(90deg); }
#confirm-modal-title { margin-top: 0; color: var(--accent-light); border-bottom: 1px solid rgba(74, 142, 255, 0.06); padding-bottom: 10px; margin-bottom: 15px; font-size: 1.2rem; }
#confirm-modal-body { margin-bottom: 20px; line-height: 1.5; font-size: 0.95rem; }
#confirm-modal-input-section label { margin-bottom: 8px; }

.feedback-message { padding: 14px 18px; margin-bottom: 20px; border: 1px solid rgba(74, 142, 255, 0.06); border-radius: var(--border-radius); animation: slideDown 0.5s var(--ease-out-expo) forwards; position: relative; padding-right: 35px; background-color: rgba(37, 43, 59, 0.2); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); font-size: 0.9rem; }
@keyframes slideDown { from { transform: translateY(-20px); opacity: 0; } to   { transform: translateY(0);    opacity: 1; } }
.feedback-message button { position: absolute; top: 50%; right: 10px; transform: translateY(-50%); }
.feedback-message.success { color: #c2f0d7; background-color: rgba(66, 184, 131, 0.1); border-color: rgba(66, 184, 131, 0.2); }
.feedback-message.error { color: #f6d0d0; background-color: rgba(228, 90, 90, 0.1); border-color: rgba(228, 90, 90, 0.2); }
.feedback-message.info { color: #d6e5fb; background-color: rgba(93, 156, 245, 0.1); border-color: rgba(93, 156, 245, 0.2); }
.feedback-message.warning { color: #f6e9cc; background-color: rgba(230, 162, 60, 0.1); border-color: rgba(230, 162, 60, 0.2); }

.price-input { position: relative; padding-left: 28px !important; }
.price-input::before { content: '$'; position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--accent-medium); font-weight: 500; pointer-events: none; z-index: 5; }
.form-row-inline { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem; }
.form-row-inline > .form-group { flex: 1 1 auto; min-width: 180px; margin-bottom: 0; }
.expense-table-wrapper { overflow-x: auto; border-radius: var(--border-radius); background-color: rgba(37, 43, 59, 0.3); box-shadow: var(--card-shadow); margin-bottom: 20px; transition: all 0.3s var(--ease-out-expo); border: 1px solid var(--glass-border); }
.expense-table-wrapper:hover { box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2); transform: translateY(-3px); }
.expense-table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 0; font-size: 0.9rem; }
.expense-table th, .expense-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid rgba(74, 142, 255, 0.03); vertical-align: middle; }
.expense-table thead th { background-color: rgba(37, 43, 59, 0.4); color: var(--accent-light); font-weight: 500; cursor: pointer; position: relative; white-space: nowrap; user-select: none; padding-right: 24px; transition: background-color 0.3s ease-out; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.3px; }
.expense-table thead th .sort-icon { vertical-align: middle; font-size: 1.1em; margin-left: 4px; }
.expense-table thead th:hover { background-color: rgba(49, 58, 82, 0.6); }
.expense-table thead th:first-child { border-top-left-radius: var(--border-radius); }
.expense-table thead th:last-child { border-top-right-radius: var(--border-radius); }
.expense-table tbody tr { transition: all 0.3s ease-out; }
.expense-table tbody tr:hover { background-color: rgba(49, 58, 82, 0.15); }
.expense-table tbody tr:nth-child(even):not(:hover) { background-color: rgba(37, 43, 59, 0.2); }
.expense-table td { color: var(--text-light); }
.expense-table .item-image-cell { width: 60px; }
.expense-table .item-image-cell img { width: 40px; height: 40px; object-fit: cover; border-radius: var(--border-radius-sm); border: 1px solid rgba(74, 142, 255, 0.05); transition: all 0.3s ease-out; }
.expense-table tr:hover .item-image-cell img { transform: scale(1.1); box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2); border-color: rgba(74, 142, 255, 0.15); }
.expense-table .icon-placeholder { font-size: 30px; color: var(--text-gray); }
.expense-table .proof-link .material-symbols-outlined { font-size: 1.1em; vertical-align: middle; margin-right: 3px; }
.expense-table .text-muted { color: var(--text-muted); }

.expense-table .expense-item-description {
    max-width: 200px;
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    line-height: 1.4;
}

textarea.inline-edit-input {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--accent-light);
    border-radius: var(--border-radius-sm);
    color: var(--text-light);
    font-family: inherit;
    font-size: inherit;
    padding: 8px;
    resize: vertical;
    min-height: 60px;
    width: 100%;
    box-sizing: border-box;
}

textarea.inline-edit-input:focus {
    outline: none;
    border-color: var(--accent-medium);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 2px rgba(74, 142, 255, 0.1);
}

.view-details-button { background: none; border: none; color: var(--text-gray); cursor: pointer; padding: 6px; margin-right: 5px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; transition: all 0.3s ease-out; }
.view-details-button:hover { background-color: rgba(255, 255, 255, 0.07); color: var(--accent-light); transform: scale(1.1); }
.more-vert-button { background: none; border: none; color: var(--text-gray); cursor: pointer; padding: 6px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; transition: all 0.3s ease-out; }
.more-vert-button:hover { background-color: rgba(255, 255, 255, 0.07); color: var(--accent-light); transform: scale(1.1); }
.action-menu { position: absolute; background-color: var(--primary-dark); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 6px 0; z-index: 100; box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3); min-width: 180px; transform-origin: top right; animation: scaleIn 0.25s ease-out forwards; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
@keyframes scaleIn { from { transform: scale(0.9); opacity: 0; } to   { transform: scale(1);   opacity: 1; } }
.action-menu button { display: block; width: 100%; padding: 10px 14px; border: none; background: none; color: var(--text-light); text-align: left; cursor: pointer; font-size: 0.9em; transition: all 0.3s ease-out; display: flex; align-items: center; }
.action-menu button:hover { background-color: rgba(49, 58, 82, 0.2); padding-left: 16px; color: var(--accent-light); }
.action-menu button.delete-action { color: var(--danger-red); }
.action-menu button.delete-action:hover { background-color: rgba(228, 90, 90, 0.1); }

.summary-section { background-color: rgba(37, 43, 59, 0.2); border-radius: var(--border-radius); padding: 18px; margin-bottom: 20px; display: flex; align-items: center; justify-content: space-between; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); border: 1px solid rgba(74, 142, 255, 0.03); transition: all 0.3s ease-out; }
.summary-section:hover { background-color: rgba(37, 43, 59, 0.3); box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15); transform: translateY(-3px); }
#summary-total { font-size: 1.2rem; font-weight: 500; color: var(--accent-light); display: flex; align-items: center; }
#summary-total:before { content: ''; display: inline-block; width: 4px; height: 20px; background-color: var(--accent-light); margin-right: 10px; border-radius: 2px; transition: height 0.2s ease-out; }
#summary-total:hover:before { height: 24px; }
.counter-value { font-weight: 600; }

fieldset { border: 1px solid rgba(74, 142, 255, 0.06); padding: 18px; border-radius: var(--border-radius); margin-bottom: 20px; background-color: rgba(26, 31, 44, 0.3); }
legend { padding: 0 10px; color: var(--accent-medium); font-weight: 500; font-size: 0.9em; }

#gallery-items { display: flex; flex-wrap: wrap; gap: 15px; margin-top: 15px; }
#gallery-items > div { border: 1px solid var(--primary-medium); border-radius: var(--border-radius); padding: 10px; width: 160px; text-align: center; background: rgba(0,0,0,0.1); display: flex; flex-direction: column; justify-content: space-between; transition: all 0.3s ease; }
#gallery-items > div:hover { transform: translateY(-3px); box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); border-color: var(--accent-medium); }
#gallery-items img { max-width: 120px; max-height: 100px; margin-bottom: 5px; object-fit: contain; display: inline-block; border-radius: 3px; }
#gallery-items .material-symbols-outlined { font-size: 60px; display: block; margin-bottom: 5px; color: var(--accent-medium); }
#gallery-items p { font-size: 0.8em; word-wrap: break-word; line-height: 1.2; margin-top: 5px; }
#gallery-items .btn-delete-gallery .material-symbols-outlined { font-size: 1.1em; vertical-align: middle; }

#activity-log-list { list-style: none; padding: 0; max-height: 65vh; overflow-y: auto; border: 1px solid var(--primary-medium); border-radius: var(--border-radius); background: rgba(0,0,0,0.1); }
#activity-log-list li { padding: 8px 12px; font-size: 0.9em; line-height: 1.4; }
#activity-log-list li:not(:last-child) { border-bottom: 1px dotted var(--primary-medium); }
#activity-log-list span:first-child { color: var(--accent-medium); display: inline-block; min-width: 210px; font-size: 0.95em; }
#activity-log-list strong { color: var(--accent-light); margin-left: 8px; }
#activity-log-list span + span { margin-left: 5px; }
#activity-log-list .details { color: var(--accent-dark); display: block; margin-left: 225px; font-size: 0.9em; }

.file-input-container { position: relative; overflow: hidden; margin-bottom: 10px; }
.file-input-label { display: inline-flex; align-items: center; justify-content: center; background-color: rgba(255, 255, 255, 0.03); border: 1px solid rgba(74, 142, 255, 0.06); border-radius: var(--border-radius); padding: 8px 12px; cursor: pointer; transition: all var(--transition-speed) ease; font-size: 0.9rem; width: 100%; text-align: center; }
.file-input-label:hover { background-color: rgba(255, 255, 255, 0.05); border-color: var(--accent-medium); }
.file-input-label .material-symbols-outlined { margin-right: 6px; vertical-align: middle; font-size: 1.1em; }
.file-input-container input[type="file"] { position: absolute; top: 0; left: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.file-name-display { margin-top: 6px; font-size: 0.8em; color: var(--accent-medium); text-align: center; min-height: 1.2em; word-break: break-all; }

.hidden { display: none !important; }
.text-center { text-align: center; } .text-right { text-align: right; } .text-left { text-align: left; }
.mx-auto { margin-left: auto; margin-right: auto; } .d-flex { display: flex; } .align-center { align-items: center; } .justify-between { justify-content: space-between; } .justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; } .gap-1 { gap: 0.25rem; } .gap-2 { gap: 0.5rem; } .gap-3 { gap: 1rem; } .w-100 { width: 100%; } .w-50 { width: 50%; } .mt-2 { margin-top: 0.5rem; } .mb-2 { margin-bottom: 0.5rem; }
.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; }

.toast-notification { position: fixed; bottom: 15px; right: 15px; padding: 10px 35px 10px 12px; background-color: rgba(26, 31, 44, 0.9); color: var(--text-light); border-radius: var(--border-radius); box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2); z-index: 1000; min-width: 200px; max-width: 300px; backdrop-filter: blur(8px); border-left: 3px solid var(--accent-light); transition: opacity 0.3s ease-out, transform 0.3s ease-out; font-size: 0.85rem; }
.toast-info { border-left-color: var(--info-blue); } .toast-success { border-left-color: var(--success-green); } .toast-warning { border-left-color: var(--warning-yellow); } .toast-error { border-left-color: var(--danger-red); }
.toast-close { position: absolute; top: 6px; right: 6px; background: none; border: none; color: var(--text-light); font-size: 1rem; cursor: pointer; padding: 0; width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: background-color 0.3s ease-out; }
.toast-close:hover { background-color: rgba(255, 255, 255, 0.08); }

.shake-input { animation: shakeInput 0.4s cubic-bezier(.36,.07,.19,.97) both; }
@keyframes shakeInput { 10%, 90% { transform: translateX(-1px); } 20%, 80% { transform: translateX(2px); } 30%, 50%, 70% { transform: translateX(-3px); } 40%, 60% { transform: translateX(3px); } }
.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.03); } 100% { transform: scale(1); } }
.fade-in { animation: fadeIn 0.4s ease forwards; } @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.slide-in-right { animation: slideInRight 0.4s ease forwards; } @keyframes slideInRight { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

.item-detail-container { padding-top: 15px; }
.item-detail-header { margin-bottom: 25px; padding-bottom: 15px; border-bottom: 1px solid var(--glass-border); }
.item-detail-header h2 { margin-bottom: 5px; color: var(--accent-light); font-size: 1.6rem; font-weight: 600; }
.item-detail-header h2:after { display: none; }
.item-detail-header p { color: var(--text-gray); font-size: 0.9rem; margin-bottom: 0; }
.item-infographic-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-top: 20px; }
.info-card { background-color: rgba(37, 43, 59, 0.5); border-radius: var(--border-radius); padding: 20px; border: 1px solid var(--glass-border); box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1); }
.info-card h3 { margin-top: 0; margin-bottom: 12px; font-size: 1rem; color: var(--accent-light); border-bottom: 1px solid rgba(74, 142, 255, 0.08); padding-bottom: 8px; }
.item-image-card .item-detail-image { width: 100%; max-height: 300px; object-fit: contain; border-radius: var(--border-radius-sm); margin-top: 10px; background-color: rgba(0,0,0,0.1); }
.no-image-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 150px; background-color: rgba(0, 0, 0, 0.1); border-radius: var(--border-radius-sm); color: var(--text-gray); margin-top: 10px; padding: 20px; }
.no-image-placeholder .material-symbols-outlined { font-size: 48px; margin-bottom: 8px; }
.item-price-card .price-display { font-size: 2.2rem; font-weight: 600; color: var(--success-green); text-align: center; margin-top: 20px; margin-bottom: 10px; }
.item-description-card p { font-size: 0.95rem; line-height: 1.6; margin-bottom: 0; }
.item-contributors-card { grid-column: span 1; }
.contributor-visualization { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 25px; margin-top: 15px; }
.contributor-pie-chart { width: 160px; height: 160px; border-radius: 50%; position: relative; display: flex; justify-content: center; align-items: center; box-shadow: 0 0 15px rgba(0, 0, 0, 0.2) inset; margin: 0 auto; flex-shrink: 0; }
.chart-center-label { position: absolute; width: 65%; height: 65%; background-color: var(--primary-dark); border-radius: 50%; display: flex; justify-content: center; align-items: center; color: var(--text-light); font-weight: 600; font-size: 1.1rem; box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2); text-align: center; padding: 5px; line-height: 1.2; overflow: hidden; word-wrap: break-word; }
.contributor-legend { flex-grow: 1; min-width: 220px; max-width: 400px; margin: 0 auto; }
.contributor-legend .breakdown-title { font-size: 0.85rem; text-align: left; padding-bottom: 6px; margin-bottom: 10px; border-bottom: 1px solid rgba(74, 142, 255, 0.08); color: var(--accent-medium); }
.contributor-legend .breakdown-item { display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; margin-bottom: 8px; padding: 5px 0; }
.contributor-legend .breakdown-item:not(:last-child) { border-bottom: 1px dotted rgba(74, 142, 255, 0.05); }
.contributor-legend .breakdown-name { display: flex; align-items: center; flex-grow: 1; margin-right: 10px; }
.contributor-legend .breakdown-color { width: 12px; height: 12px; border-radius: 50%; margin-right: 8px; flex-shrink: 0; }
.contributor-legend .breakdown-amount { font-weight: 500; text-align: right; white-space: nowrap; flex-shrink: 0; }
.contributor-legend .breakdown-percent { font-size: 0.8rem; color: var(--text-gray); margin-left: 5px; }
.text-muted { color: var(--text-gray); font-style: italic; }
.mb-2 { margin-bottom: 0.5rem; }
.proof-embed-image { max-width: 100%; height: auto; max-height: 200px; object-fit: contain; border-radius: var(--border-radius-sm); margin-top: 10px; border: 1px solid var(--glass-border); background-color: rgba(0,0,0,0.1); }
.proof-embed-pdf { border: 1px solid var(--glass-border); border-radius: var(--border-radius-sm); margin-top: 10px; }
.proof-actions { margin-top: 10px; font-size: 0.85em; }
.pdf-thumbnail-placeholder { min-height: 150px; width: 100%; display: flex; align-items: center; justify-content: center; background-color: rgba(0,0,0,0.1); border: 1px dashed var(--glass-border); color: var(--text-gray); font-size: 0.9em; border-radius: var(--border-radius-sm); margin-top: 10px; text-align: center; padding: 10px; position: relative; }
.pdf-thumbnail-placeholder canvas, .pdf-thumbnail-placeholder img.generated-thumb { max-width: 100%; height: auto; max-height: 250px; object-fit: contain; border-radius: var(--border-radius-sm); border: 1px solid var(--glass-border); display: block; margin: 0 auto; }
.pdf-thumbnail-placeholder > a { display: block; text-decoration: none; line-height: 0; }

input[type=number]::-webkit-outer-spin-button, input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

.btn-lock { background: none; border: 1px solid transparent; color: var(--text-gray); cursor: pointer; padding: 4px; font-size: 18px; line-height: 1; border-radius: 50%; transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease; margin-right: 5px; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; }
.btn-lock:hover { background-color: rgba(255, 255, 255, 0.08); color: var(--accent-light); border-color: rgba(255, 255, 255, 0.1); }
.btn-lock.locked { color: var(--accent-medium); background-color: rgba(74, 142, 255, 0.1); border-color: rgba(74, 142, 255, 0.2); }
.btn-lock.locked:hover { background-color: rgba(74, 142, 255, 0.2); color: var(--accent-light); }
.contributor-amount-input[data-locked="true"] { background-color: rgba(74, 142, 255, 0.05) !important; border-color: rgba(74, 142, 255, 0.15) !important; color: var(--text-gray); }

#column-options-modal .modal-content { 
    width: 90%; 
    max-width: 1400px; 
    min-width: 800px; 
    margin: 6% auto; 
    position: relative; 
    top: auto; 
    left: auto; 
    transform: none; 
}
#column-list-container { display: flex; flex-wrap: nowrap; gap: 8px; padding: 10px; background-color: var(--primary-medium); border-radius: var(--border-radius); max-height: 150px; overflow-x: auto; overflow-y: hidden; align-items: center; width: auto; }
.column-option-item { display: flex; align-items: center; background-color: var(--primary-dark); padding: 8px 12px; border-radius: var(--border-radius-sm); border: 1px solid var(--primary-light); cursor: grab; transition: background-color 0.2s ease; min-width: 100px; flex-shrink: 0; white-space: nowrap; }
.column-option-item:hover { background-color: var(--primary-light); }
.column-option-item.dragging { opacity: 0.5; border-style: dashed; }
.column-option-content { display: flex; align-items: center; flex-grow: 1; }
#column-drag-placeholder { background-color: rgba(74, 142, 255, 0.2); border: 1px dashed var(--accent-medium); margin: 4px; height: 36px; width: 100px; border-radius: var(--border-radius-sm); flex-shrink: 0; }
.column-option-item input[type="checkbox"] { margin-right: 6px; accent-color: var(--accent-medium); }
.column-option-item label { color: var(--text-light); cursor: pointer; flex-grow: 1; overflow: hidden; text-overflow: ellipsis; }
.drag-handle { color: var(--text-gray); cursor: grab; margin-left: 6px; font-size: 1.2em; }
.column-option-item.dragging .drag-handle { cursor: grabbing; }
.column-option-placeholder { background-color: rgba(74, 142, 255, 0.2); border: 1px dashed var(--accent-medium); margin: 4px; height: 36px; width: 100px; border-radius: var(--border-radius-sm); flex-shrink: 0; }

.expense-table .mobile-layout-cell { display: none; }

@media (min-width: 1600px) {
    .container {
        width: 95%;
        padding: 30px;
    }
}

@media (max-width: 1400px) { 
    .container { 
        width: 97%; 
        padding: 22px; 
    } 
}

@media (max-width: 1200px) { 
    .container { 
        width: 98%; 
        padding: 20px; 
    } 
}

@media (max-width: 992px) { 
    html { font-size: 14px; } 
    .container { 
        width: 98%;
        padding: 18px; 
    } 
    .tab-button { 
        padding: 10px 14px; 
        font-size: 0.9em; 
    } 
}

@media (max-width: 1024px) { 
    #column-options-modal .modal-content { 
        min-width: 600px; 
        max-width: 95vw; 
    } 
}

@media (max-width: 768px) {
    html { font-size: 13px; } .container { width: 95%; padding: 15px; margin: 15px auto; } header h1 { font-size: 1.4em; } .tab-nav { flex-wrap: wrap; justify-content: center; overflow-x: auto; padding-bottom: 8px; margin-bottom: 20px; } .tab-button { padding: 8px 12px; font-size: 0.85em; margin-right: 4px; margin-bottom: 4px; } .btn:not(.btn-icon) { padding: 8px 14px; font-size: 0.85em; } .summary-section { flex-direction: column; align-items: flex-start; padding: 15px; } #summary-total { margin-bottom: 10px; }
    #expenses .expense-table thead { display: none; }
    #expenses .expense-table .desktop-only-cell { display: none !important; }
    #expenses .expense-table tr.expense-row-item > td:not(.mobile-layout-cell)::before,
    #expenses .expense-table tr.expense-row-item > td:not(.mobile-layout-cell)::after { display: none !important; content: none !important; }
    #expenses .expense-table tr.expense-row-item { display: block; border: 1px solid rgba(74, 142, 255, 0.1); border-radius: var(--border-radius-lg); margin-bottom: 15px; background-color: rgba(37, 43, 59, 0.15); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08); padding: 12px; }
    #expenses .expense-table td.mobile-layout-cell { display: block !important; width: 100% !important; padding: 0 !important; border: none !important; }
    #expenses .expense-table td.mobile-layout-cell::before,
    #expenses .expense-table td.mobile-layout-cell::after { content: none !important; display: none !important; }

    #contributors-list .expense-table,
    #contributors-list .expense-table tbody,
    #contributors-list .expense-table tr,
    #contributors-list .expense-table th,
    #contributors-list .expense-table td {
        display: revert !important;
    }
    #contributors-list .expense-table td {
        padding-left: 10px !important;
        text-align: left !important;
        white-space: nowrap;
    }
    #contributors-list .expense-table td:before {
        content: none !important;
    }


    .mobile-expense-item-layout { display: flex; flex-wrap: nowrap; width: 100%; }
    .mobile-left-column { flex-basis: 18%; max-width: 18%; min-width: 18%; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; padding-right: 10px; min-height: 100px; gap: 8px; }
    .mobile-image-content { width: 100%; display: flex; justify-content: center; align-items: flex-start; }
    .mobile-image-content img, .mobile-image-content .icon-placeholder { width: 100%; max-width: 50px; height: 50px; object-fit: cover; border-radius: var(--border-radius-sm); }
    .mobile-image-content .icon-placeholder { font-size: 30px; display: flex; align-items: center; justify-content: center; background-color: rgba(0,0,0,0.1); }
    .mobile-proof-content { display: flex; justify-content: center; width: 100%; }
    .mobile-proof-content .proof-link.btn.btn-small { padding: 6px 10px; font-size: 0.8em; line-height: 1.2; }
    .mobile-proof-content .proof-link.btn.btn-small .material-symbols-outlined { font-size: 1.1em; margin-right: 2px; }
    .mobile-actions-content {}
    .mobile-actions-content .view-details-button { padding: 4px; background-color: transparent; border: none; color: var(--text-gray); font-size: 0; margin-right: 5px; }
    .mobile-actions-content .view-details-button:hover { background-color: rgba(255, 255, 255, 0.07); color: var(--accent-light); }
    .mobile-actions-content .view-details-button .material-symbols-outlined { font-size: 20px; }
    .mobile-actions-content .more-vert-button { padding: 4px; background-color: transparent; border: none; color: var(--text-gray); font-size: 0; }
    .mobile-actions-content .more-vert-button:hover { background-color: rgba(255, 255, 255, 0.07); color: var(--accent-light); }
    .mobile-actions-content .more-vert-button .material-symbols-outlined { font-size: 20px; }
    .mobile-right-column { flex-basis: 82%; max-width: 82%; display: flex; flex-direction: column; gap: 6px; }
    .mobile-right-column .mobile-row { display: flex; flex-wrap: wrap; align-items: baseline; padding: 3px 0; gap: 4px 8px; }
    .mobile-right-column .mobile-row:not(:last-child) { border-bottom: 1px solid rgba(74, 142, 255, 0.07); }
    .mobile-data { font-size: 0.9rem; line-height: 1.4; color: var(--text-gray); display: inline-block; vertical-align: baseline; }
    .mobile-data strong { color: var(--accent-medium); font-weight: 500; margin-right: 0.3em; }
    .mobile-row-1 .mobile-item-name { font-size: 1rem; color: var(--text-light); font-weight: 600; }
    .mobile-row-1 .mobile-item-name strong { color: var(--accent-light); font-weight: 600; margin-right: 0.25em; }
    .mobile-row-1 .mobile-item-date { font-size: 0.85rem; color: var(--text-gray); }
    .mobile-row-1 .mobile-item-date strong { font-weight: 500; margin-right: 0.25em; }
    .mobile-row-2 .mobile-item-contributors { width: 100%; display: flex; flex-direction: column; align-items: flex-start;}
    .mobile-row-2 .mobile-item-contributors strong { display: block; margin-bottom: 4px; }
    .mobile-row-2 .contributor-names-mobile { margin-bottom: 6px; line-height: 1.3; width: 100%; }
    .mobile-row-2 .contributor-names-mobile span[style*="color"] { margin-right: 4px; font-weight: 500; }
    .mobile-row-2 .contributor-bar.mobile-contributor-bar { width: 100%; height: 8px; border-radius: 4px; margin-top: 0; }
    .mobile-row-3 { justify-content: space-between; align-items: flex-start; }
    .mobile-row-3 .mobile-item-description { flex-grow: 1; margin-right: 10px; color: var(--text-muted); font-size: 0.85rem; line-height: 1.5; }
    .mobile-row-3 .mobile-item-price-value { font-weight: 600; color: var(--success-green); font-size: 1rem; white-space: nowrap; }
    #no-expense-results { display: none !important; }
    #no-expense-results-mobile td { display: block !important; width: 100% !important; text-align: center !important; padding: 20px 10px !important; color: var(--text-gray); border: 1px dashed var(--glass-border); border-radius: var(--border-radius); background-color: rgba(37, 43, 59, 0.05); }
    .modal-content { width: 95%; padding: 20px 15px; margin: 5% auto; }
    fieldset { padding: 12px; }
    #column-options-modal .modal-content { min-width: auto; width: 95%; }
    #column-list-container { flex-wrap: wrap; overflow-x: hidden; max-height: 300px; overflow-y: auto; gap: 10px; padding: 10px; }
    .column-option-item { min-width: 150px; flex-basis: calc(50% - 10px); }
    #expenses .expense-table td:not(.mobile-layout-cell) { display: none !important; }

    footer {
        flex-direction: column;
        gap: 10px;
        padding-bottom: 20px;
    }
    .paypal-donate-container {
        position: static;
        margin-top: 10px;
        align-self: center;
    }
}

.contributor-pie-chart-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

.contributor-pie-chart-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.pie-slice {
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
    transform-origin: center center;
    stroke: var(--primary-dark);
    stroke-width: 1;
}

.pie-slice:hover,
.pie-slice.highlight {
    transform: scale(1.05);
    opacity: 0.9;
}

.chart-center-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    background-color: var(--primary-dark);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-light);
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
    transition: all 0.2s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.chart-center-label.show-details {
    background-color: rgba(26, 31, 44, 0.9);
}

.chart-center-label .chart-text-content {
    position: relative;
    z-index: 2;
    padding: 5px;
    line-height: 1.2;
}

.chart-center-label .detail-name {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.chart-center-label .detail-amount {
    display: block;
    font-size: 1rem;
    color: var(--success-green);
    font-weight: 600;
}

.chart-center-label .detail-percent {
    display: block;
    font-size: 0.8rem;
    color: var(--text-gray);
}

.legend-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    border: 2px solid var(--color);
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.1);
}

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

.legend-avatar .material-symbols-outlined {
    font-size: 14px;
    color: var(--color);
}

.breakdown-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
}

.breakdown-item.highlight {
    background-color: rgba(74, 142, 255, 0.1);
    border-radius: var(--border-radius-sm);
}