/* ============================================
   Rendrd v5 - ICP-focused redesign
   Clean, warm, approachable
   ============================================ */

/* --- Utilities --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

html {
    color-scheme: light;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* --- Focus styles --- */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
    outline: none;
}

/* --- Nav mobile --- */
.nav-links.is-open {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px 24px 24px;
    gap: 16px;
    border-bottom: var(--border);
}

.mobile-extras {
    display: none;
}

.nav-links.is-open .mobile-extras {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 12px;
    border-top: var(--border);
}

.btn-nav:hover,
.btn-nav:focus-visible {
    background: var(--accent-hover);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--accent-hover);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    border-color: rgba(0, 0, 0, 0.2);
    color: var(--black);
}

.btn-large {
    padding: 14px 32px;
    font-size: 0.95rem;
    border-radius: var(--radius);
}

/* --- Inline link --- */
.inline-link {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    font-weight: 600;
}

.inline-link:hover {
    color: var(--accent-hover);
}


/* --- Sections --- */
.section {
    padding: 72px 0;
}

.section-label {
    font-size: 0.78rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    font-weight: 700;
}

.section h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    max-width: 600px;
    line-height: 1.2;
}

.section-sub {
    color: var(--gray-500);
    font-size: 1rem;
    max-width: 520px;
    margin-bottom: 40px;
    line-height: 1.7;
}

/* --- Problem --- */
.problem {
    border-top: var(--border);
    background: var(--white);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.problem-card {
    background: var(--gray-50);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}

.problem-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.card-icon {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.problem-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.65;
}

/* --- Why --- */
.why {
    background: var(--gray-50);
    border-top: var(--border);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.why-card {
    background: var(--white);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.why-icon {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.why-card h3 {
    font-size: 0.95rem;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.why-card p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

@media (max-width: 991px) {
    .why-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .why-grid { grid-template-columns: 1fr; }
}

/* --- Solution --- */
.solution {
    background: var(--white);
    border-top: var(--border);
}

.solution-list {
    margin-top: 32px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 48px;
}

.solution-list li {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.6;
    padding-left: 32px;
    position: relative;
}

.solution-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--green);
    font-weight: 700;
    font-size: 1.1rem;
}

.solution-list li strong {
    color: var(--black);
}

/* --- Founder --- */
.founder {
    background: var(--white);
    border-top: var(--border);
}

.founder-inner {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    max-width: 680px;
    margin: 0 auto;
}

.founder-photo {
    flex-shrink: 0;
}

.founder-photo img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
}

.founder-photo-placeholder {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 1.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.founder-text h2 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}

.founder-text p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 12px;
}

.founder-cta {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    transition: color 0.15s;
}

.founder-cta:hover {
    color: var(--accent-hover);
}

@media (max-width: 640px) {
    .founder-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 24px;
    }
    .founder-photo-placeholder,
    .founder-photo img {
        width: 100px;
        height: 100px;
    }
}

/* --- Portfolio --- */
.portfolio {
    background: var(--white);
    border-top: var(--border);
}

/* Before/After Slider */
.portfolio-case {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    align-items: center;
    margin-top: 48px;
}

.portfolio-case:nth-child(odd) {
    direction: rtl;
}

.portfolio-case:nth-child(odd) > * {
    direction: ltr;
}

.portfolio-image {
    text-align: center;
}

.portfolio-image a {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: var(--border);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.portfolio-image a:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.portfolio-image img {
    width: 100%;
    height: auto;
    display: block;
}

.portfolio-quote {
    margin: 0;
    border: none;
    padding: 0;
}

.portfolio-quote h3 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.portfolio-quote-type {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.portfolio-quote > p:not(.portfolio-quote-type) {
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 16px;
    font-style: italic;
}

.portfolio-quote cite {
    font-style: normal;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--black);
    display: block;
    margin-bottom: 12px;
}

.portfolio-quote .portfolio-link {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--accent);
}

@media (max-width: 700px) {
    .portfolio-case {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .portfolio-case:nth-child(odd) {
        direction: ltr;
    }
    .portfolio-quote {
        text-align: center;
    }
}

.portfolio-grid-single {
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
    grid-template-columns: 1fr;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.portfolio-card {
    text-decoration: none;
    color: inherit;
    border: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s;
}

.portfolio-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.portfolio-preview {
    background: var(--gray-50);
    overflow: hidden;
    height: 240px;
}

.portfolio-preview img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: top;
}

.portfolio-info {
    padding: 20px;
}

.portfolio-info h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.portfolio-info p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin-bottom: 8px;
}

.portfolio-link {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
    transition: color 0.15s;
}

.portfolio-card:hover .portfolio-link {
    color: var(--accent-hover);
}

.portfolio-note {
    margin-top: 24px;
    font-size: 0.88rem;
    color: var(--gray-400);
    font-style: italic;
}

/* --- Testimonials --- */
.testimonials {
    background: var(--gray-50);
    border-top: var(--border);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 8px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.testimonial-card {
    background: var(--white);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
}

.testimonial-card p {
    font-size: 0.92rem;
    color: var(--gray-700);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 20px;
}

.testimonial-card footer {
    padding-top: 16px;
    border-top: var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.testimonial-card cite {
    font-style: normal;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.testimonial-card cite strong {
    color: var(--black);
}

.testimonial-link {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
}

.testimonial-link:hover {
    color: var(--accent-hover);
}

@media (max-width: 991px) {
    .testimonial-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
}

/* --- How It Works --- */
.how-it-works {
    background: var(--gray-50);
    border-top: var(--border);
}

.steps {
    max-width: 620px;
    margin-top: 40px;
    display: flex;
    flex-direction: column;
}

.step {
    display: flex;
    gap: 24px;
    padding: 28px 0;
    border-bottom: var(--border);
}

.step:last-child {
    border-bottom: none;
}

.step-num {
    font-size: 1rem;
    font-weight: 700;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent);
}

.step-content h3 {
    font-size: 1rem;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.step-content p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.65;
}

/* --- Plans --- */
.plans {
    text-align: center;
    background: var(--white);
    border-top: var(--border);
}

.plans h2,
.plans .section-sub {
    margin-left: auto;
    margin-right: auto;
}

.plans-sub {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.plans-grid-single {
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.billing-toggle {
    display: inline-flex;
    gap: 4px;
    background: var(--gray-100);
    border-radius: var(--radius-pill);
    padding: 4px;
    margin-bottom: 40px;
}

.toggle-btn {
    background: none;
    border: none;
    padding: 10px 24px;
    font-size: 0.88rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-pill);
    cursor: pointer;
    color: var(--gray-500);
    transition: all 0.2s;
}

.toggle-btn.active {
    background: var(--white);
    color: var(--black);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.toggle-save {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--green);
    margin-left: 6px;
}

.plans-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

@media (max-width: 700px) {
    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
    }
}

.plan-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 8px;
}

.plan-featured {
    border-color: var(--accent);
    box-shadow: 0 4px 24px rgba(37, 99, 235, 0.12);
}

.plan-card:not(.plan-featured) {
    border-color: var(--gray-200);
    box-shadow: none;
}

.plan-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: var(--radius-pill);
    white-space: nowrap;
}

.plan-annual-note {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 4px;
}

.plan-referral-note {
    margin-top: 16px;
    color: var(--gray-500);
    font-size: 0.85rem;
}

.plans-capacity {
    margin-top: 16px;
    color: var(--warm);
    font-size: 0.85rem;
    font-weight: 600;
}

.plan-card {
    background: var(--white);
    border: 2px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 36px;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 4px 24px rgba(37, 99, 235, 0.08);
}

.plan-price {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: var(--black);
    margin-bottom: 4px;
}

.plan-price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-400);
    letter-spacing: 0.02em;
}

.plan-desc {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 24px;
    line-height: 1.5;
}

.plan-card ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
}

.plan-card li {
    font-size: 0.9rem;
    color: var(--gray-700);
    padding-left: 28px;
    position: relative;
    line-height: 1.5;
}

.plan-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--green-light);
}

.plan-card li::after {
    content: '\2713';
    position: absolute;
    left: 3px;
    top: 3px;
    color: var(--green);
    font-weight: 700;
    font-size: 0.75rem;
}

.btn-plan {
    width: 100%;
    background: var(--accent);
    color: var(--white);
    padding: 14px;
    margin-top: auto;
    font-size: 0.95rem;
}

.btn-plan:hover,
.btn-plan:focus-visible {
    background: var(--accent-hover);
}

.plan-referral {
    margin-top: 20px;
    padding-top: 16px;
    border-top: var(--border);
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.plans-note {
    margin-top: 28px;
    color: var(--gray-500);
    font-size: 0.85rem;
}


/* --- FAQ --- */
.faq {
    background: var(--white);
    border-top: var(--border);
}

.faq h2 {
    margin-bottom: 40px;
}

.faq-list {
    max-width: 620px;
}

.faq-item {
    border-bottom: var(--border);
}

.faq-item summary {
    padding: 18px 0;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.2s;
    letter-spacing: -0.01em;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--gray-300);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover,
.faq-item summary:focus-visible {
    color: var(--accent);
}

.faq-item p {
    padding-bottom: 18px;
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* --- CTA --- */
.cta {
    text-align: center;
    padding: 72px 0;
    background: var(--black);
    color: var(--white);
}

.cta h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    max-width: 520px;
    margin: 0 auto 16px;
    color: var(--white);
    line-height: 1.15;
}

.cta p {
    color: var(--gray-300);
    font-size: 1rem;
    margin-bottom: 32px;
}

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

.cta .btn-primary:hover,
.cta .btn-primary:focus-visible {
    background: var(--gray-100);
}

.cta-note {
    font-size: 0.82rem;
    color: var(--gray-400);
    margin-top: 14px;
}

/* --- Form --- */
.form-section {
    background: var(--gray-50);
    border-top: var(--border);
}

.form-wrap {
    max-width: 540px;
    margin-top: 40px;
}

.form-progress {
    margin-bottom: 32px;
}

.progress-bar {
    height: 4px;
    background: var(--gray-200);
    border-radius: var(--radius-pill);
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: var(--radius-pill);
    transition: width 0.4s ease;
    width: 33%;
}

.progress-label {
    font-size: 0.78rem;
    color: var(--gray-500);
    font-weight: 500;
}

.form-step {
    display: none;
    border: none;
    padding: 0;
    margin: 0;
    min-inline-size: auto;
}

.form-step.active {
    display: block;
}

.form-step-legend {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--black);
}

.optional {
    font-weight: 400;
    color: var(--gray-400);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--white);
    border: var(--border);
    border-radius: var(--radius);
    color: var(--black);
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2378716c'%3E%3Cpath d='M10 14l-5-6h10l-5 6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-300);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.radio-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--gray-700);
    cursor: pointer;
    padding: 10px 16px;
    border: var(--border);
    border-radius: var(--radius);
    transition: border-color 0.2s, background 0.2s;
}

.radio-label:hover {
    border-color: rgba(0, 0, 0, 0.16);
}

.radio-label:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-light);
    color: var(--black);
}

.radio-label input {
    accent-color: var(--accent);
}

.form-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: var(--border);
}

.form-trust-note {
    font-size: 0.85rem;
    color: var(--gray-400);
    margin-top: 16px;
    margin-bottom: 8px;
    padding: 12px 16px;
    background: var(--green-light);
    border-radius: var(--radius);
    color: var(--green);
    font-weight: 500;
    text-align: center;
}

.review-intro {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.review-card {
    background: var(--white);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 8px;
}

.review-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: var(--border);
    gap: 16px;
}

.review-row:last-child {
    border-bottom: none;
}

.review-label {
    font-size: 0.82rem;
    color: var(--gray-400);
    flex-shrink: 0;
    min-width: 120px;
}

.review-value {
    font-size: 0.88rem;
    color: var(--black);
    text-align: right;
    word-break: break-word;
    font-weight: 500;
}

.form-success,
.form-error {
    text-align: center;
    padding: 40px 0;
}

.success-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--green);
    color: var(--white);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-weight: 700;
}

.form-success h3,
.form-error h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.form-success p,
.form-error p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 420px;
    margin: 0 auto 14px;
}

.form-error a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.form-error .btn {
    margin-top: 14px;
}

/* --- Footer --- */
.footer {
    background: var(--black);
    color: var(--gray-300);
    padding: 56px 0 28px;
}

.footer .logo {
    color: var(--white);
    font-size: 1.15rem;
    font-weight: 800;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.85rem;
    margin-top: 10px;
    line-height: 1.6;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-heading {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray-400);
    margin-bottom: 2px;
}

.footer-col a {
    font-size: 0.88rem;
    color: var(--gray-400);
    transition: color 0.2s;
    text-underline-offset: 2px;
}

.footer-col a:hover,
.footer-col a:focus-visible {
    color: var(--white);
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
    font-size: 0.78rem;
    color: var(--gray-400);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* --- Responsive --- */
@media (max-width: 991px) {
    .problem-grid { grid-template-columns: 1fr; }
    .solution-list { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 640px) {
    .section { padding: 48px 0; }
    .step { flex-direction: column; gap: 12px; }
    .footer-grid { grid-template-columns: 1fr; }
    .radio-group { flex-direction: column; }
    .review-row { flex-direction: column; gap: 2px; }
    .review-value { text-align: left; }
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .portfolio-card {
        display: grid;
        grid-template-columns: 120px 1fr;
    }
    .portfolio-preview {
        height: 100%;
        min-height: 120px;
    }
    .portfolio-info {
        padding: 14px 16px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .portfolio-info h3 { font-size: 0.88rem; }
    .portfolio-info p { font-size: 0.8rem; margin-bottom: 6px; }
    .portfolio-link { font-size: 0.78rem; }
}