:root {
    --primary-color: #FF8741;
    --primary-dark: #E67638;
    --primary-light: #FFA368;
    --secondary-color: #2D3748;
    --light-gray: #F7FAFC;
    --medium-gray: #E2E8F0;
    --dark-gray: #718096;
    --disabled-gray: #A0AEC0;
    --white: #FFFFFF;
    --green: #38A169;
    --green-dark: #2F855A;
    --danger: #E53E3E;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: var(--secondary-color);
    padding: 20px;
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1, h2, h3, h4 {
    color: var(--secondary-color);
    font-weight: 700;
    line-height: 1.3;
}

.container {
    max-width: 1100px;
    margin: 20px auto;
    padding: 40px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.main-title {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 40px;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 30px;
    text-align: center;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 16px;
}

.section-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
    background-color: transparent;
    color: var(--secondary-color);
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 135, 65, 0.3);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-outline {
    border-color: var(--medium-gray);
    color: var(--secondary-color);
    background-color: transparent;
}

.btn-outline:hover {
    background-color: var(--light-gray);
    border-color: var(--primary-light);
}

.btn-link {
    padding: 0;
    border: none;
    color: var(--primary-color);
    font-weight: 600;
    background: none;
}

.btn[disabled],
.btn:disabled {
    cursor: not-allowed;
    opacity: 0.6;
    background-color: var(--medium-gray);
    color: var(--white);
    border-color: var(--medium-gray);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background-color: var(--light-gray);
    color: var(--secondary-color);
    gap: 6px;
}

.badge--success {
    background-color: rgba(56, 161, 105, 0.12);
    color: var(--green);
}

.badge--warning {
    background-color: rgba(255, 135, 65, 0.12);
    color: var(--primary-color);
}

.badge--danger {
    background-color: rgba(229, 62, 62, 0.14);
    color: var(--danger);
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 15px;
    color: var(--secondary-color);
}

.required::after {
    content: " *";
    color: var(--danger);
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="file"],
select,
textarea,
.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--medium-gray);
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.4;
    background-color: var(--white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus,
textarea:focus,
.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 135, 65, 0.2);
}

input::placeholder,
textarea::placeholder {
    color: var(--dark-gray);
    font-style: italic;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-top: 30px;
    padding-top: 24px;
    border-top: 1px solid var(--medium-gray);
}

.info-text {
    font-size: 13px;
    color: var(--dark-gray);
    margin-top: 6px;
}

.mt-2 {
    margin-top: 8px;
}

.error-border {
    border-color: var(--danger) !important;
    background-color: #FFF5F5;
    box-shadow: 0 0 0 1px rgba(229, 62, 62, 0.2);
}

.success-border {
    border-color: var(--green) !important;
    box-shadow: 0 0 0 1px rgba(56, 161, 105, 0.18);
}

.progress-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0;
    margin: 20px 0 30px;
    padding: 0 10px;
    position: relative;
}

.progress-step {
    flex: 1;
    text-align: center;
    position: relative;
    padding-top: 55px;
}

.progress-step::before {
    content: "";
    position: absolute;
    top: 28px;
    left: -50%;
    width: 100%;
    height: 4px;
    background-color: var(--medium-gray);
    z-index: 0;
}

.progress-step:first-child::before {
    display: none;
}

.progress-marker {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: var(--medium-gray);
    color: var(--white);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 4px var(--white);
    z-index: 1;
}

.progress-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    line-height: 1.4;
}

.progress-step.completed .progress-marker {
    background-color: var(--green);
}

.progress-step.active .progress-marker {
    background-color: var(--primary-color);
}

.progress-step.completed::before {
    background-color: var(--green);
}

.progress-step.active::before {
    background-color: var(--primary-color);
}

.progress-step.completed .progress-label {
    color: var(--green);
}

.progress-step.active .progress-label {
    color: var(--primary-color);
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    background-color: rgba(45, 55, 72, 0.6);
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-content {
    background-color: var(--white);
    margin: auto;
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--medium-gray);
    max-width: 520px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.modal-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary-color);
}

.modal-body {
    font-size: 15px;
    color: var(--secondary-color);
}

.modal-actions,
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.modal-close {
    cursor: pointer;
    border: none;
    background: none;
    font-size: 20px;
    color: var(--dark-gray);
}

.modal--wide .modal-content {
    max-width: 720px;
}

.modal--narrow .modal-content {
    max-width: 420px;
}

.link-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 30px;
}

.summary-section {
    background-color: var(--light-gray);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 24px;
}

.summary-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 16px;
}

.summary-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--medium-gray);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-label {
    font-weight: 600;
    color: var(--secondary-color);
}

.summary-value {
    font-weight: 500;
    color: var(--dark-gray);
    text-align: right;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    body {
        padding: 16px;
    }

    .container {
        padding: 24px;
    }

    .progress-bar {
        gap: 12px;
        padding: 0;
        flex-direction: column;
    }

    .progress-step {
        padding-top: 0;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .progress-step::before {
        display: none;
    }

    .progress-marker {
        position: static;
        transform: none;
    }

    .summary-item {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .summary-value {
        text-align: left;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-actions {
        width: 100%;
        justify-content: flex-start;
    }
}