:root {
    /* Background Colors */
    --color-bg-primary: #000000;
    --color-bg-secondary: #09090b;
    --color-bg-tertiary: #18181b;
    --color-bg-card: #27272a;

    /* Border Colors */
    --color-border-primary: #27272a;
    --color-border-secondary: #3f3f46;
    --color-border-tertiary: #52525b;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #d4d4d8;
    --color-text-tertiary: #a1a1aa;
    --color-text-muted: #71717a;
    --color-text-subtle: #52525b;

    /* Accent Colors */
    --color-accent-blue: #2563eb;
    --color-accent-blue-hover: #1d4ed8;
    --color-accent-blue-light: #3b82f6;

    /* Expense/Alert Colors */
    --color-expense-primary: #f87171;
    --color-expense-bg: #450a0a81;
    --color-expense-bg-light: #7f1d1d;
    --color-expense-border: #991b1b;

    /* Success Colors */
    --color-success: #16a34a;
    --color-success-hover: #15803d;

    /* Category Colors */
    --color-category-food: #f9741644;
    --color-category-transport: #3b82f644;
    --color-category-entertainment: #a855f744;
    --color-category-shopping: #ec489944;
    --color-category-bills: #eab30844;
    --color-category-health: #ef444444;
    --color-category-education: #22c55e44;
    --color-category-other: #71717a44;
  }

/* Home Section */
/* Header */
body {
    background-color:var(--color-bg-primary);
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    color:var(--color-text-primary);
    font-size: 16px;
}

header {
    max-width: 1120px;
    margin: 0 auto;
    padding: 2rem;
    border-bottom:var(--color-border-primary) solid 1px;

    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.top_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header_text {
    flex: 4;
}

.main_header {
    margin: 0;
}

.author {
    font-size: 0.8rem;
    font-weight: normal;
    color:var(--color-text-secondary);
}

.subtitle {
    color:var(--color-text-muted);
    margin: 0;
}

.total_expenses {
    flex: 1;

    display: flex;
    gap: 2rem;
    padding: 0.5rem 2rem;
    

    background-color:var(--color-expense-bg);
    border-radius: 20px;
    border:var(--color-expense-border) solid 1px;
}

.total {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.2rem;
} 

.total p {
    margin: 0;
    font-size: 0.8rem;
    color:var(--color-text-secondary);
}

.total_money {
    margin: 0;
    font-size: 2rem;
}

.stat_line {
    width: 20%;
    filter: invert(58%) sepia(42%) saturate(2371%) hue-rotate(315deg) brightness(101%) contrast(94%);
}


/* Inital Screen */
.empty_list {
    min-height: calc(100vh - 155px);
    max-width: 1120px;
    margin: 0 auto;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.line {
    width: 5%;
    padding: 1.5rem;

    display: flex;
    justify-content: center;

    border-radius: 50%;
    border:var(--color-border-secondary) solid 1px;
    background-color:var(--color-bg-tertiary);
}

.line_chart {
    width: 100%;
    filter: invert(25%) sepia(5%) saturate(545%) hue-rotate(202deg) brightness(93%) contrast(83%);
}

.no_expenses {
    margin: 1rem 0rem 0rem 0rem;
    font-size: 1.5rem;
    color:var(--color-text-secondary);
}

.add {
    width: 13rem;
    height: 3rem;

    margin-top: 1rem;
    padding: 1rem 2rem;
    border-radius: 15px;
    border:var(--color-border-primary) solid 1px;
    background-color:var(--color-accent-blue);
    color:var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 500;

    display: flex;
    align-items: center;
    justify-content: center;
}

.add:hover {
    background-color:var(--color-accent-blue-hover);
}

/* Add Expense Section */
.form_header {
    min-width: 60%;
    margin: 0 auto;
}

.back {
    margin: 0;
    color:var(--color-text-muted);
    font-size: 1rem;
    cursor:pointer; 
}

.back:hover {
    color:var(--color-text-main);
}

.expense_form {
    min-height: calc(100vh - 146px);
    max-width: 55%;
    margin: 0 auto;

    display: flex;
    align-content: center;
    justify-content: center;
    flex-wrap: wrap;
}

.add_expense {
    width: 55%;
    min-height: 80%;
    padding: 2.5rem 2rem;

    background-color:var(--color-bg-secondary);
    border-radius: 20px;
    border:var(--color-border-primary) solid 1px;

    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    
}

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

.input_label {
    font-size: 0.9rem;
    color:var(--color-text-secondary);
}

.user_input {
    min-height: 2.5rem;
    max-height: 2.5rem;
    padding-left: 1rem;
    border-radius: 10px;
    border: none;
    border:var(--color-border-primary) solid 1px;

    background-color:var(--color-bg-secondary);
    color:var(--color-text-muted);
}

.user_input:focus {
    outline: none;
    border-color:var(--color-border-primary);
    color:var(--color-text-secondary);
}

.form_buttons {
    display: flex;
    gap: 1rem;
}

.form_btn {
    flex: 1;
}

#cancel_btn {
    background-color:var(--color-bg-card);
}

#cancel_btn:hover {
    background-color:var(--color-bg-tertiary);
}

/* Screen w/ Items */
.bottom_header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.expense_summary {
    flex: 1;
    padding: 1rem;

    background-color:var(--color-bg-primary);
    border:var(--color-border-primary) solid 1px;
    border-radius: 10px;

    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.expense_category {
    font-size: 0.7rem;
    color:var(--color-text-secondary);
}

.summary_content {
    margin: 0;
}

.expense_list {
    min-height: calc(100vh - 249px);
    max-width: 1120px;
    margin: 0 auto;
    padding-bottom: 2rem;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 1rem;
}

.expense_number {
    align-self: flex-start;
    margin: 2rem 0rem 1rem 0rem;
    color:var(--color-text-secondary);
}

.expense_card {
    min-width: 100%;
    display: flex;
    justify-content: space-between;

    background-color:var(--color-bg-secondary);
    border:var(--color-border-primary) solid 1px;
    border-radius: 10px;
    padding: 1.5rem;
}

.card_svg {
    width: 2.5rem;
    height: 2.5rem;
    background-color:var(--color-expense-bg);
    border:var(--color-border-primary) solid 1px;
    border-radius: 10px;
    padding: 1rem;

    display: flex;
    align-items: center;
    justify-content: center;
}

.category_svg {
    max-width: 2.5rem;
    max-height: 2.5rem;
    object-fit: cover;
}

.expense_info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.expense_name, .expense_subtitle {
    margin: 0;
}

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

.expense_type {
    display: flex;
    align-items: center;
    gap: 0.5rem;

    color:var(--color-text-secondary);
    font-size: 0.8rem;
}

.exp_type {
    background-color:var(--color-category-other);
    padding: 0.2rem;
    border-radius: 5px;
}

#category_food {
    background-color:var(--color-category-food);
}

#category_transport {
    background-color:var(--color-category-transport);
}

#category_entertainment {
    background-color:var(--color-category-entertainment);
}

#category_shopping {
    background-color:var(--color-category-shopping);
}

#category_bills {
    background-color:var(--color-category-bills);
}

#category_health {
    background-color:var(--color-category-health);
}

#category_education {
    background-color:var(--color-category-education);
}

#category_other {
    background-color:var(--color-category-other);
}

.expense_funtionality {
    display: flex;
    gap: 2rem;
}

#exp_amount {
    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 600;
    font-size: 2.8rem;
    color:var(--color-text-primary);
}

.more_button {
    height: 2rem;

    display: flex;
    flex-direction: column;
    gap: 0.3rem;

    position: relative;
    cursor: pointer;
}

.dot {
    min-width: 5px;
    min-height: 5px;
    background-color:var(--color-text-secondary);
    border-radius: 100%;
}

.more_content {
    display: block; 
    position: absolute;
    top: 100%;    
    right: 0;     
    background-color:var(--color-bg-tertiary);
    min-width: 15rem;
    box-shadow: 0px 8px 16px rgba(0,0,0,0.1);
    z-index: 100;
    border-radius: 10px;
    padding: 1rem 0rem;

    display: none;
    flex-direction: column;
    gap: 1rem;
}

.more_button {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: 0;
    width: 100%;
    padding-left: 1rem;

    text-decoration: none;
    color:var(--color-text-primary);
}

.border_line {
    min-height: 1px;
    min-width: 100%;
    background-color:var(--color-border-tertiary);
}

.floating_add {
  position: fixed;
  right: 220px;
  bottom: 32px;
  width: 4rem;
  height: 4rem;
  border: none;
  border-radius: 50%;
  background: #2563EB;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.2s ease;
}

.floating_add:hover {
  background: #1D4ED8;
  transform: scale(1.05);
}

.floating_add:active {
  transform: scale(0.97);
}

.warning {
    margin: 0;
    color:var(--color-expense-border);
}

.show {
    display: flex;
}