:root {
--bg-soft: #f5f7fb;
--text: #0d172a;
--text-soft: #536079;
--line: #dfe7f3;
--blue: #2563eb;
--blue-soft: #e9f0ff;
--green: #16a34a;
--red: #dc2626;
--shadow: 0 20px 60px rgba(19, 35, 72, .12);
--radius: 8px;
--container: min(1120px, calc(100% - 40px));
--ease: cubic-bezier(.2, .8, .2, 1);
}

* {
box-sizing: border-box;
}

html {
scroll-behavior: smooth;
}

body {
min-height: 100vh;
margin: 0;
color: var(--text);
background:
    radial-gradient(circle at 85% 12%, rgba(37, 99, 235, .12), transparent 28%),
    linear-gradient(180deg, rgba(245, 247, 251, .92), #fff 42%);
font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
line-height: 1.6;
overflow-x: hidden;
}

body.modal-open {
overflow: hidden;
}

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

button,
input,
textarea {
font: inherit;
}

button {
cursor: pointer;
}

h2,
h3,
p {
margin-top: 0;
}

.container {
width: var(--container);
margin: 0 auto;
}

.site-header {
position: sticky;
top: 0;
z-index: 100;
border-bottom: 1px solid rgba(223, 231, 243, 0);
background: rgba(255, 255, 255, .86);
backdrop-filter: blur(18px);
transition: box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.site-header.is-scrolled {
border-color: rgba(223, 231, 243, .9);
box-shadow: 0 10px 30px rgba(13, 23, 42, .06);
}

.nav {
display: flex;
min-height: 84px;
align-items: center;
justify-content: space-between;
transition: min-height .25s var(--ease);
}

.site-header.is-scrolled .nav {
min-height: 66px;
}

.logo {
display: inline-flex;
align-items: center;
gap: 10px;
font-size: 1rem;
font-weight: 800;
white-space: nowrap;
}

.logo-mark {
display: grid;
width: 30px;
height: 30px;
place-items: center;
border-radius: var(--radius);
color: #fff;
background: #000;
}

.logo-mark svg,
.btn svg,
.icon-box svg {
width: 20px;
height: 20px;
}

.btn {
display: inline-flex;
min-height: 46px;
align-items: center;
justify-content: center;
gap: 9px;
padding: 0 18px;
border: 1px solid transparent;
border-radius: var(--radius);
font-weight: 800;
line-height: 1;
transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}

.btn:hover {
transform: translateY(-2px);
}

.btn-primary {
color: #fff;
background: linear-gradient(135deg, var(--blue), #60a5fa, var(--blue));
background-size: 220% 220%;
box-shadow: 0 14px 28px rgba(37, 99, 235, .22);
animation: buttonGradient 8s ease infinite;
}

.section {
padding: 96px 0;
}

.section.alt {
background: var(--bg-soft);
}

.section-heading {
display: flex;
align-items: end;
justify-content: space-between;
gap: 30px;
margin-bottom: 42px;
}

.section-heading h2 {
max-width: 700px;
margin-bottom: 0;
font-size: clamp(2rem, 4vw, 3.4rem);
line-height: 1.02;
}

.section-heading p {
max-width: 430px;
margin: 0;
color: var(--text-soft);
font-size: 1.04rem;
}

.contact-layout {
display: grid;
grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
gap: 24px;
align-items: start;
}

.contact-panel,
.detail-card {
border: 1px solid var(--line);
border-radius: var(--radius);
background: #fff;
box-shadow: 0 10px 28px rgba(13, 23, 42, .05);
}

.contact-panel {
padding: 30px;
}

.contact-form {
display: grid;
gap: 16px;
}

.field {
display: grid;
gap: 7px;
}

.field label {
font-size: .9rem;
font-weight: 800;
}

.field input,
.field textarea {
width: 100%;
border: 1px solid var(--line);
border-radius: var(--radius);
outline: none;
background: #fff;
color: var(--text);
transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}

.field input {
min-height: 50px;
padding: 0 14px;
}

.field textarea {
min-height: 154px;
resize: vertical;
padding: 14px;
}

.field input:focus,
.field textarea:focus {
border-color: rgba(37, 99, 235, .56);
box-shadow: 0 0 0 4px rgba(37, 99, 235, .1);
}

.field input.invalid,
.field textarea.invalid {
border-color: rgba(220, 38, 38, .7);
background: #fffafa;
}

.field-error {
min-height: 18px;
color: var(--red);
font-size: .82rem;
font-weight: 750;
}

.form-status {
min-height: 22px;
margin: 0;
color: var(--text-soft);
font-size: .92rem;
font-weight: 750;
}

.form-status.success {
color: var(--green);
}

.form-status.error {
color: var(--red);
}

.form-honey {
display: none;
}

.contact-details {
display: grid;
gap: 14px;
}

.detail-card {
display: flex;
gap: 14px;
align-items: flex-start;
padding: 20px;
}

.detail-card p {
margin: 2px 0 0;
color: var(--text-soft);
}

.detail-card a {
transition: color .2s var(--ease);
}

.detail-card a:hover,
.detail-card a:focus-visible {
color: var(--blue);
}

.icon-box {
display: grid;
width: 46px;
height: 46px;
flex: 0 0 auto;
place-items: center;
border-radius: var(--radius);
color: var(--blue);
background: var(--blue-soft);
}

.success-modal {
position: fixed;
inset: 0;
z-index: 500;
display: grid;
place-items: center;
padding: 24px;
opacity: 0;
visibility: hidden;
pointer-events: none;
transition: opacity .24s var(--ease), visibility .24s var(--ease);
}

.success-modal.is-open {
opacity: 1;
visibility: visible;
pointer-events: auto;
}

.success-modal-backdrop {
position: absolute;
inset: 0;
background: rgba(13, 23, 42, .44);
backdrop-filter: blur(10px);
}

.success-modal-card {
position: relative;
width: min(430px, 100%);
padding: 34px 30px 30px;
border: 1px solid rgba(223, 231, 243, .9);
border-radius: var(--radius);
background: #fff;
box-shadow: var(--shadow);
text-align: center;
transform: translateY(16px) scale(.98);
transition: transform .24s var(--ease);
}

.success-modal.is-open .success-modal-card {
transform: translateY(0) scale(1);
}

.success-modal-icon {
display: grid;
width: 58px;
height: 58px;
margin: 0 auto 18px;
place-items: center;
border-radius: 999px;
color: #fff;
background: linear-gradient(135deg, var(--blue), #60a5fa);
box-shadow: 0 16px 34px rgba(37, 99, 235, .24);
}

.success-modal-icon svg {
width: 20px;
height: 20px;
}

.success-modal h2 {
margin: 0;
font-size: 1.55rem;
line-height: 1.15;
}

.success-modal p {
margin: 12px 0 0;
color: var(--text-soft);
}

.success-modal-timer {
font-size: .88rem;
font-weight: 750;
}

.reveal {
opacity: 0;
transform: translateY(24px);
transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.visible {
opacity: 1;
transform: translateY(0);
}

@keyframes buttonGradient {
0%, 100% {
    background-position: 0% 50%;
}

50% {
    background-position: 100% 50%;
}
}

@media (max-width: 900px) {
.contact-layout {
    grid-template-columns: 1fr;
}
}

@media (max-width: 820px) {
:root {
    --container: min(100% - 28px, 1120px);
}

.nav {
    min-height: 72px;
}

.section {
    padding: 72px 0;
}

.section-heading {
    display: block;
}

.section-heading p {
    margin-top: 14px;
}
}

@media (max-width: 640px) {
.contact-form .btn {
    width: 100%;
}

.contact-panel {
    padding: 20px;
}

.field textarea {
    min-height: 140px;
}
}

@media (prefers-reduced-motion: reduce) {
*,
*::before,
*::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
}

.reveal {
    opacity: 1;
    transform: none;
}
}