/* Centralized Common Styles - Material Design 3 Design System */
/* Strictly complies with lowercase, English-only, and no-underscore variables and classes. */

:root {
    --m3syslightprimary: #6750a4;
    --m3syslightonprimary: #ffffff;
    --m3syslightprimarycontainer: #eaddff;
    --m3syslightonprimarycontainer: #21005d;
    --m3syslightsurface: #fef7ff;
    --m3syslightonsurface: #1d1b20;
    --m3syslightonsurfacevariant: #49454f;
    --m3syslightoutline: #79747e;
    --m3syslightoutlinevariant: #c4c6d0;
    --m3syslightbackground: #fdf8fd;
    --m3syslightonbackground: #1d1b20;
    
    --m3shapefull: 9999px;
    --m3shapelarge: 16px;
    --m3shapexl: 28px;
    --m3shapemedium: 12px;
    
    --fontmain: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

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

body {
    font-family: var(--fontmain);
    background-color: var(--m3syslightbackground);
    color: var(--m3syslightonbackground);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Material 3 Outlined Text Field with Floating Labels */
.textfield {
    position: relative;
    width: 100%;
    margin-bottom: 20px;
}

.textfield input {
    width: 100%;
    height: 56px;
    padding: 16px 16px;
    font-family: inherit;
    font-size: 16px;
    color: var(--m3syslightonsurface);
    background-color: transparent;
    border: 1px solid var(--m3syslightoutline);
    border-radius: 12px;
    outline: none;
    transition: border-color 0.2s ease, border-width 0.1s ease;
}

.textfield label {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--m3syslightonsurfacevariant);
    font-size: 16px;
    pointer-events: none;
    transition: 0.2s cubic-bezier(0.2, 0, 0, 1);
    background-color: #ffffff;
    padding: 0 4px;
    transform-origin: left top;
}

/* Floating Label Logic */
.textfield input:focus {
    border-color: var(--m3syslightprimary);
    border-width: 2px;
}

.textfield input:focus + label,
.textfield input:not(:placeholder-shown) + label {
    top: 0;
    transform: translateY(-50%) scale(0.75);
    color: var(--m3syslightprimary);
}

/* Material 3 Button Styles */
.textbutton {
    background: transparent;
    border: none;
    color: var(--m3syslightprimary);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: var(--m3shapefull);
    transition: background-color 0.2s ease;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.textbutton:hover {
    background-color: rgba(103, 80, 164, 0.08);
}

.filledbutton {
    height: 48px;
    background-color: var(--m3syslightprimary);
    border: none;
    border-radius: var(--m3shapefull);
    color: var(--m3syslightonprimary);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(103, 80, 164, 0.15);
    transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
    padding: 0 24px;
}

.filledbutton:hover {
    background-color: #533f8a;
    box-shadow: 0 6px 16px rgba(103, 80, 164, 0.25);
}

.filledbutton:active {
    transform: scale(0.98);
}

.filledbutton:disabled {
    background-color: var(--m3syslightoutlinevariant);
    color: var(--m3syslightonsurfacevariant);
    box-shadow: none;
    cursor: not-allowed;
}

.filledbutton.smallbtn {
    height: 40px;
    padding: 0 16px;
    box-shadow: none;
}

/* Alert Boxes for Success/Error feedback */
.alertbox {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.4;
}

.alertboxerror {
    background-color: #fff0f0;
    color: #b71c1c;
    border: 1px solid #ffcdd2;
}

.alertboxsuccess {
    background-color: #f1f8e9;
    color: #33691e;
    border: 1px solid #dcedc8;
}

/* Modal overlays matching Material 3 specifications */
.modaloverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(29, 27, 32, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    padding: 16px;
}

.modaloverlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modalcard {
    background-color: #ffffff;
    border-radius: var(--m3shapexl);
    width: 100%;
    max-width: 480px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--m3syslightoutlinevariant);
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1);
    overflow: hidden;
}

.modaloverlay.open .modalcard {
    transform: scale(1);
}

.modalheader {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 24px 16px 24px;
}

.modaltitle {
    font-size: 20px;
    font-weight: 600;
    color: var(--m3syslightonsurface);
}

.modalclosebtn {
    border: none;
    background: transparent;
    width: 36px;
    height: 36px;
    border-radius: var(--m3shapefull);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--m3syslightonsurfacevariant);
    transition: background-color 0.2s ease;
}

.modalclosebtn:hover {
    background-color: rgba(103, 80, 164, 0.08);
}

.modalbody {
    padding: 8px 24px 24px 24px;
    display: flex;
    flex-direction: column;
}

.modalfooter {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    padding: 16px 24px 24px 24px;
    background-color: #fef7ff;
    border-top: 1px solid var(--m3syslightoutlinevariant);
}

.inputhelper {
    font-size: 12px;
    color: var(--m3syslightonsurfacevariant);
    margin-top: 4px;
    margin-left: 12px;
    display: block;
}