/* MT Tenders Premium UI Overrides */

:root {
    --mt-primary: #1e87f0;
    --mt-primary-hover: #0f6ecd;
    --mt-success: #32d296;
    --mt-danger: #f0506e;
    --mt-warning: #faa05a;
    --mt-surface: #ffffff;
    --mt-bg: #f8f9fa;
    --mt-text: #333333;
    --mt-text-muted: #999999;
    --mt-border: #e5e5e5;
    --mt-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --mt-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.12);
    --mt-radius: 8px;
    --mt-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Container & Cards */
.mt-auth-container {
    max-width: 500px;
    margin: 40px auto;
    padding: 40px;
    background: var(--mt-surface);
    border-radius: var(--mt-radius);
    box-shadow: var(--mt-shadow);
    transition: var(--mt-transition);
}

.mt-auth-container:hover {
    box-shadow: var(--mt-shadow-hover);
}

/* Typography */
.mt-auth-title {
    font-weight: 700;
    color: var(--mt-text);
    margin-bottom: 30px;
    text-align: center;
    font-size: 1.75rem;
}

/* Form Inputs */
.uk-form-label {
    font-weight: 600;
    color: var(--mt-text);
    margin-bottom: 8px;
    display: block;
    font-size: 0.95rem;
}

.uk-input, .uk-select, .uk-textarea {
    border: 1px solid var(--mt-border);
    border-radius: var(--mt-radius);
    padding: 12px 15px;
    height: auto;
    background: #fdfdfd;
    transition: var(--mt-transition);
    color: var(--mt-text);
    font-size: 1rem;
}

.uk-input:focus, .uk-select:focus, .uk-textarea:focus {
    border-color: var(--mt-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(30, 135, 240, 0.1);
}

/* Buttons */
.uk-button-primary {
    background: var(--mt-primary);
    border-radius: var(--mt-radius);
    padding: 12px 30px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.5px;
    transition: var(--mt-transition);
    box-shadow: 0 4px 6px rgba(30, 135, 240, 0.2);
}

.uk-button-primary:hover {
    background: var(--mt-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(30, 135, 240, 0.3);
}

.uk-button-primary:active {
    transform: translateY(0);
}

.uk-button-default {
    border-radius: var(--mt-radius);
    border: 1px solid var(--mt-border);
    font-weight: 500;
    color: var(--mt-text);
    background: transparent;
    transition: var(--mt-transition);
}

.uk-button-default:hover {
    border-color: var(--mt-primary);
    color: var(--mt-primary);
    background: rgba(30, 135, 240, 0.05);
}

/* Inline Validation */
.mt-error-message {
    color: var(--mt-danger);
    font-size: 0.85rem;
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
    opacity: 0;
    transform: translateY(-5px);
    transition: var(--mt-transition);
}

.mt-error-message.visible {
    opacity: 1;
    transform: translateY(0);
}

.uk-input.mt-invalid {
    border-color: var(--mt-danger);
    background: rgba(240, 80, 110, 0.05);
}

.uk-input.mt-valid {
    border-color: var(--mt-success);
}

/* Password Strength Meter */
.mt-password-strength {
    height: 4px;
    background: var(--mt-border);
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
    display: flex;
}

.mt-strength-bar {
    height: 100%;
    width: 0;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.mt-strength-text {
    font-size: 0.8rem;
    margin-top: 4px;
    text-align: right;
    display: block;
    font-weight: 500;
}

/* File Upload Drag & Drop */
.mt-upload-zone {
    border: 2px dashed var(--mt-border);
    border-radius: var(--mt-radius);
    padding: 30px;
    text-align: center;
    background: #fafafa;
    transition: var(--mt-transition);
    cursor: pointer;
    position: relative;
}

.mt-upload-zone:hover, .mt-upload-zone.dragover {
    border-color: var(--mt-primary);
    background: rgba(30, 135, 240, 0.05);
}

.mt-upload-zone input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.mt-upload-icon {
    font-size: 2rem;
    color: var(--mt-text-muted);
    margin-bottom: 10px;
    display: block;
}

.mt-upload-text {
    color: var(--mt-text);
    font-weight: 500;
}

.mt-upload-hint {
    display: block;
    color: var(--mt-text-muted);
    font-size: 0.85rem;
    margin-top: 5px;
}

.mt-file-selected {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--mt-success);
    font-weight: 600;
}

/* Loading State */
.uk-button.mt-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.uk-button.mt-loading::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: mt-spin 0.8s infinite linear;
    transform: translate(-50%, -50%);
}

@keyframes mt-spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}