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

:root {
    --navy: #0F172A;
    --blue: #3B82F6;
    --blue-dark: #2563EB;
    --white: #FFFFFF;
    --gray-bg: #F8FAFC;
    --gray-border: #E2E8F0;
    --gray-text: #64748B;
    --text: #1E293B;
    --green: #10B981;
    --amber: #F59E0B;
    --error: #EF4444;
}

body {
    font-family: 'Taviraj', sans-serif;background: var(--gray-bg);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: var(--blue-dark);
    text-decoration: none;
    font-family: 'Taviraj', sans-serif;
}

p, button {
    font-family: 'Taviraj', sans-serif;
}

button {
    border: none;
    height: 53px;
}

h2,h3,h4, h5, h6 {
    font-family: 'Figtree', sans-serif;
}

figure {
    margin: 20px 10px;
}
figcaption{
    margin: 30px 0 0;
}

/* HEADER */
header {
    background: var(--navy);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    font-family: 'Raleway', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--blue);
}

nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 6px;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.12);
}

.nav-link.active {
    background: var(--blue);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--navy);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 20px 16px;
}

.mobile-menu a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.mobile-menu.open {
    display: flex;
}

@media(max-width:768px) {
    nav {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, #1E3A6E 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 0 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero h1 {
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    font-family: 'Raleway', sans-serif;
}

.hero h1 span {
    color: #60A5FA;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto 32px;
}

.btn-hero {
    display: inline-block;
    background: var(--blue);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: 8px;
    transition: all 0.2s;
}

.btn-hero:hover {
    background: var(--blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

.trust-bar {
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    margin-top: 40px;
    padding: 16px 20px;
    width: 100%;
}

.trust-items {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.trust-item {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.trust-item::before {
    content: "✓";
    color: #34D399;
    font-weight: 700;
}

/* CARDS */
.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 64px 20px;
}

.section-title {
    text-align: center;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 8px;
}

.section-sub {
    text-align: center;
    color: var(--gray-text);
    margin-bottom: 48px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.calc-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 16px rgba(0, 0, 0, 0.06);
    padding: 28px;
    transition: all 0.25s;
    border: 1px solid var(--gray-border);
    display: flex;
    flex-direction: column;
}

.calc-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    border-color: #BFDBFE
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.card-desc {
    color: var(--gray-text);
    font-size: 0.9rem;
    flex: 1;
    margin-bottom: 20px;
}

/* STEPS */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
}

.step {
    text-align: center;
    padding: 20px 10px;
}

.step-num {
    width: 48px;
    height: 48px;
    background: #EFF6FF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--blue);
    margin: 0 auto 16px;
}

.step h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.step p {
    color: var(--gray-text);
    font-size: 0.875rem;
}

/* PAGE LAYOUT */
.page-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 20px 64px;
}

/* BREADCRUMB */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--gray-text);
    margin-bottom: 28px;
}

.breadcrumb a {
    color: var(--blue);
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-sep {
    color: var(--gray-border);
}

/* PAGE TITLE */
.page-title {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.page-sub {
    color: var(--gray-text);
    font-size: 1rem;
    margin-bottom: 36px;
}

/* DEMO SECTION */
.demo {
    max-width: 1200px;
    margin: 0 auto;
    padding: 64px 20px;
}

.demo-inner {
    background: var(--white);
    border-radius: 14px;
    border: 1px solid var(--gray-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 32px;
    transition: all 0.25s;
}

.demo-inner:hover {
    box-shadow: 0 10px 36px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

/* TITLE */
.demo-title {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 700;
    margin-bottom: 8px;
    text-align: center;
}

.demo-sub {
    text-align: center;
    color: var(--gray-text);
    margin-bottom: 28px;
}

/* CONTENT AREA */
.demo-content {
    background: var(--gray-bg);
    border: 1px dashed var(--gray-border);
    border-radius: 10px;
    padding: 20px;
    overflow: hidden;
}

/* PLACEHOLDER (если нет картинки) */
.demo-placeholder {
    text-align: center;
    color: var(--gray-text);
    font-size: 0.9rem;
    padding: 40px 20px;
}

.demo-placeholder span {
    display: block;
    font-size: 2rem;
    margin-bottom: 10px;
}

/* IMAGE / SCREEN */
.demo-img {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--gray-border);
}

/* CTA UNDER DEMO */
.demo-cta {
    text-align: center;
    margin-top: 24px;
}

.demo-cta .btn-hero {
    padding: 12px 28px;
    font-size: 0.95rem;
}

/* CALCULATOR GRID */
.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

@media(max-width:768px) {
    .calc-grid {
        grid-template-columns: 1fr;
    }
}

/* CARDS */
.card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 16px rgba(0, 0, 0, 0.06);
    padding: 28px;
    border: 1px solid var(--gray-border);
}

.card-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text);
    padding-bottom: 14px;
    border-bottom: 2px solid var(--gray-border);
}

/* FORM ELEMENTS */
.field {
    margin-bottom: 18px;
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

input[type=number],
select {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--gray-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Figtree', sans-serif;
    color: var(--text);
    background: var(--white);
    transition: border-color 0.2s;
    -moz-appearance: textfield;
}

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

input[type=number]:focus,
select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
}

.field-hint {
    font-size: 0.78rem;
    color: var(--gray-text);
    margin-top: 4px;
}

.error-msg {
    font-size: 0.8rem;
    color: var(--error);
    margin-top: 4px;
    display: none;
}

input.error {
    border-color: var(--error);
}

.btn-card {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--blue);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: 6px;
    transition: all 0.2s;
    align-self: flex-start;
}

.btn-card:hover {
    background: var(--blue-dark);
}

.how-section {
    background: var(--white);
    border-top: 1px solid var(--gray-border);
    border-bottom: 1px solid var(--gray-border);
}


/* TOGGLE */
.toggle-group {
    display: flex;
    border: 1.5px solid var(--gray-border);
    border-radius: 8px;
    overflow: hidden;
    margin-top: 6px;
}

.toggle-btn {
    flex: 1;
    padding: 9px;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    background: var(--white);
    color: var(--gray-text);
    cursor: pointer;
    transition: all 0.2s;
}

.toggle-btn.active {
    background: var(--blue);
    color: var(--white);
}

/* BUTTONS */
.btn-row {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.btn-calc {
    flex: 1;
    padding: 13px;
    background: var(--blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Figtree', sans-serif
}

.btn-calc:hover {
    background: var(--blue-dark);
}

.btn-reset {
    padding: 13px 20px;
    background: var(--white);
    color: var(--gray-text);
    border: 1.5px solid var(--gray-border);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Figtree', sans-serif;
}

.btn-reset:hover {
    background: var(--gray-bg);
    color: var(--text);
}

/* RESULTS */
.result-empty {
    color: var(--gray-text);
    font-size: 0.9rem;
    text-align: center;
    padding: 40px 20px;
}

.result-empty span {
    font-size: 2rem;
    display: block;
    margin-bottom: 8px;
}

.result-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 4px;
}

.result-table th {
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gray-text);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 8px 10px;
    border-bottom: 2px solid var(--gray-border);
}

.result-table td {
    padding: 10px 10px;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--gray-border);
}

.result-table tr:last-child td {
    border-bottom: none;
}

.result-table .highlight td {
    background: #EFF6FF;
    font-weight: 700;
    font-size: 1.05rem
}

.result-table .label {
    color: var(--gray-text);
}

.result-total {
    margin-top: 20px;
    padding: 16px;
    background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
    border-radius: 10px;
    border: 1px solid #BFDBFE;
    text-align: center;
}

.result-total .amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--blue);
    display: block;
    line-height: 1.2;
}

.result-total .label {
    font-size: 0.85rem;
    color: var(--gray-text);
    margin-top: 4px
}

/* INFO BOX */
.info-box {
    background: #F0FDF4;
    border: 1px solid #BBF7D0;
    border-radius: 10px;
    padding: 18px 20px;
    margin-top: 24px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.info-box-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.info-box-text {
    font-size: 0.88rem;
    color: #166534;
    line-height: 1.6;
}

.info-box-text strong {
    display: block;
    font-weight: 700;
    margin-bottom: 4px;
    color: #15803D;
}

/* DAYS GRID */
.days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-top: 6px;
}

.day-field label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-text);
    display: block;
    text-align: center;
    margin-bottom: 4px;
}

.day-field input {
    text-align: center;
    padding: 8px 4px;
}

@media(max-width:480px) {
    .days-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* FAQ */
.faq {
    margin-top: 48px;
}

.faq-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.faq-item {
    border: 1px solid var(--gray-border);
    border-radius: 10px;
    margin-bottom: 8px;
    overflow: hidden;
}

.faq-q {
    width: 100%;
    text-align: left;
    padding: 16px 20px;
    background: var(--white);
    border: none;
    font-family: 'Taviraj', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text);
}

.faq-q:hover {
    background: var(--gray-bg);
}

.faq-icon {
    font-size: 1.2rem;
    color: var(--gray-text);
    transition: transform 0.25s;
    flex-shrink: 0;
}

.faq-a {
    display: none;
    padding: 0 20px 16px;
    font-size: 0.9rem;
    color: var(--gray-text);
    line-height: 1.7;
    border-top: 1px solid var(--gray-border);
    background: var(--white);
}

.faq-item.open .faq-a {
    display: block;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

/* FOOTER */
footer {
    background: var(--navy);
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    padding: 24px 20px;
    font-size: 0.85rem;
}

footer a {
    color: rgba(255, 255, 255, 0.7);
    margin: 0 10px;
}

footer a:hover {
    color: var(--white);
}

.footer-links {
    margin-bottom: 8px;
}

.day-labels {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-top: 6px;
}

.day-col {
    text-align: center;
}

.day-col label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gray-text);
    display: block;
    margin-bottom: 4px;
}

.day-col input {
    text-align: center;
    padding: 8px 2px;
}

@media(max-width:520px) {
    .day-labels {
        grid-template-columns: repeat(4, 1fr);
    }
}

.day-breakdown {
    width: 100%;
    border-collapse: collapse;
    margin-top: 8px;
    font-size: 0.85rem;
}

.day-breakdown th {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-text);
    text-transform: uppercase;
    padding: 6px 8px;
    text-align: right;
    border-bottom: 2px solid var(--gray-border);
}

.day-breakdown th:first-child {
    text-align: left;
}

.day-breakdown td {
    padding: 7px 8px;
    text-align: right;
    border-bottom: 1px solid var(--gray-border)
}

.day-breakdown td:first-child {
    text-align: left;
    font-weight: 500;
}

.day-breakdown tr:last-child td {
    border-bottom: none;
    font-weight: 700;
    background: #EFF6FF;
}

.summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-top: 16px;
}

.summary-box {
    background: var(--gray-bg);
    border: 1px solid var(--gray-border);
    border-radius: 8px;
    padding: 14px;
    text-align: center;
}

.summary-box .s-label {
    font-size: 0.75rem;
    color: var(--gray-text);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.summary-box .s-amount {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.summary-box.reg .s-amount {
    color: var(--green);
}

.summary-box.ot .s-amount {
    color: var(--amber);
}

.summary-box.dt .s-amount {
    color: var(--error);
}

.dropzone {
    border: 3px dashed #ccc;
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all .3s;
    width: 80%;
    display: flex;          /* добавить */
    flex-wrap: wrap;        /* добавить */
    justify-content: center;/* добавить */
    align-items: center;    /* добавить */
    gap: 16px;
}

.dropzone.dragover {
    border-color: var(--blue-dark);
    background: #f8f9ff;
}

.file-list {
    margin: 20px;
    padding: 10px 5px;
    display: block;
}

.file-item {
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.copy-btn {
    background: var(--blue-dark);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
}

#progress {
    width: 100%;
    height: 10px;
    background:var(--gray-bg);
    border-radius: 5px;
    overflow: hidden;
    margin: 30px 15px 0;
}

#progress-bar {
    height: 75%;
    background: var(--navy);
    width: 0%;
    transition: width .3s;
}

/* ================================
   RESPONSIVE — MOBILE FIRST
   ================================ */

   @media (max-width: 768px) {

    /* HERO */
    .hero {
        padding: 48px 20px 0;
    }

    .hero p {
        padding: 0 8px;
    }

    /* DROPZONE */
    .dropzone {
        width: 100%;
        padding: 24px 16px;
        flex-direction: column;
        gap: 12px;
    }

    /* КНОПКИ В HERO */
    .btn-hero {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
    }

    /* DEMO */
    .demo-inner {
        padding: 20px 16px;
    }

    /* CARDS GRID — уже auto-fit, но подстраховка */
    .cards-grid {
        grid-template-columns: 1fr;
    }

    /* STEPS */
    .steps {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* SECTION */
    .section {
        padding: 40px 16px;
    }

    .demo {
        padding: 40px 16px;
    }

    /* PROGRESS BAR */
    #progress {
        margin: 20px 0 0;
    }

    /* FILE LIST */
    .file-list {
        margin: 16px;
    }

    /* FAQ */
    .faq-q {
        font-size: 0.875rem;
        padding: 14px 16px;
    }
}

@media (max-width: 480px) {

    /* HERO h1 — clamp уже работает, но на совсем маленьких */
    .hero h1 {
        font-size: 1.6rem;
    }

    /* TRUST BAR — переносить по одному */
    .trust-items {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    /* PRICING — убрать scale на Pro карточке */
    .calc-card[style*="scale"] {
        transform: none !important;
    }

    /* SUMMARY GRID */
    .summary-grid {
        grid-template-columns: 1fr;
    }
}