@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800&display=swap');

:root {
    --ink: #f8fbff;
    --muted: #aab8cb;
    --line: rgba(255, 255, 255, 0.16);
    --navy-950: #06111f;
    --navy-900: #081625;
    --navy-800: #0b1f3a;
    --blue-700: #0b5aa0;
    --cyan: #22a9bf;
    --cyan-hot: #4de3ef;
    --green: #49d078;
    --danger: #ff6b6b;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: 'Cairo', sans-serif;
    background:
        radial-gradient(circle at 18% 12%, rgba(34, 169, 191, 0.22), transparent 28rem),
        radial-gradient(circle at 78% 8%, rgba(11, 90, 160, 0.36), transparent 24rem),
        linear-gradient(135deg, var(--navy-950), var(--navy-800) 52%, var(--navy-900));
}

button,
input,
select,
textarea {
    font: inherit;
}

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

.site-shell {
    min-height: 100vh;
    overflow: hidden;
}

.top-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem clamp(1rem, 4vw, 4rem);
    border-bottom: 1px solid var(--line);
    background: rgba(6, 17, 31, 0.72);
    backdrop-filter: blur(18px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
}

.brand-mark {
    display: grid;
    width: 2.8rem;
    height: 2.8rem;
    place-items: center;
    border: 1px solid rgba(77, 227, 239, 0.45);
    border-radius: 50%;
    color: var(--cyan-hot);
    font-size: 1.4rem;
    font-weight: 800;
    box-shadow: inset 0 0 20px rgba(34, 169, 191, 0.18);
}

.brand strong,
.brand small {
    display: block;
    line-height: 1.1;
}

.brand small {
    color: var(--muted);
    font-size: 0.78rem;
}

.nav-links {
    display: flex;
    gap: 1.2rem;
    color: var(--muted);
    font-weight: 700;
}

.nav-links a:hover {
    color: var(--cyan-hot);
}

.api-pill,
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 1px solid rgba(77, 227, 239, 0.35);
    color: var(--cyan-hot);
    background: rgba(34, 169, 191, 0.12);
    border-radius: 999px;
}

.api-pill {
    padding: 0.45rem 0.75rem;
    direction: ltr;
    font-size: 0.85rem;
}

.hero-section {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 22rem;
    gap: clamp(1.5rem, 4vw, 4rem);
    align-items: center;
    min-height: 78vh;
    padding: clamp(3rem, 8vw, 7rem) clamp(1rem, 4vw, 4rem);
}

.hero-copy,
.hero-panel,
.control-card,
.step-card,
.invoice-area,
.results-area {
    position: relative;
    border: 1px solid var(--line);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045));
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.hero-copy {
    padding: clamp(1.5rem, 4vw, 3rem);
    border-radius: 2rem;
}

.eyebrow {
    margin: 0 0 1.2rem;
    padding: 0.35rem 0.8rem;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-copy h1 {
    max-width: 58rem;
    margin: 0;
    font-size: clamp(2.5rem, 7vw, 6.6rem);
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.hero-copy h1 span {
    color: var(--cyan-hot);
}

.hero-text {
    max-width: 52rem;
    color: var(--muted);
    font-size: 1.1rem;
    line-height: 2;
}

.hero-actions,
.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.4rem;
}

button,
.btn-primary,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 2.9rem;
    padding: 0.72rem 1.1rem;
    border: 1px solid rgba(77, 227, 239, 0.35);
    border-radius: 0.15rem;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.07);
    cursor: pointer;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

button:hover,
.btn-primary:hover,
.btn-ghost:hover {
    transform: translateY(-2px);
    border-color: var(--cyan-hot);
    background: rgba(34, 169, 191, 0.2);
}

button:disabled {
    cursor: progress;
    opacity: 0.7;
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan), var(--blue-700));
    border-color: transparent;
    font-weight: 800;
}

.btn-ghost.danger {
    border-color: rgba(255, 107, 107, 0.45);
    color: #ffd5d5;
}

.hero-panel {
    padding: 1.4rem;
    border-radius: 1.4rem;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--muted);
    font-weight: 800;
}

.pulse-dot {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(73, 208, 120, 0.5);
    animation: pulse 1.8s infinite;
}

.hero-panel code {
    display: block;
    margin: 1.2rem 0;
    padding: 1rem;
    direction: ltr;
    border-radius: 1rem;
    color: var(--cyan-hot);
    background: rgba(0, 0, 0, 0.25);
    overflow-wrap: anywhere;
}

.status-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.status-grid div {
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.05);
}

.status-grid strong,
.status-grid small {
    display: block;
}

.status-grid small {
    color: var(--muted);
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(10px);
    opacity: 0.55;
    pointer-events: none;
}

.orb-one {
    inset-inline-start: -7rem;
    top: 8rem;
    width: 15rem;
    height: 15rem;
    background: rgba(34, 169, 191, 0.32);
}

.orb-two {
    inset-inline-end: 10rem;
    bottom: 3rem;
    width: 10rem;
    height: 10rem;
    background: rgba(11, 90, 160, 0.45);
}

.section-heading {
    width: min(62rem, calc(100% - 2rem));
    margin: 0 auto 2rem;
    text-align: center;
}

.section-heading h2 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.8rem);
}

.section-heading p:not(.eyebrow) {
    color: var(--muted);
    line-height: 1.9;
}

.compact {
    width: auto;
    margin-bottom: 1.4rem;
}

.workspace-grid {
    display: grid;
    grid-template-columns: minmax(18rem, 24rem) minmax(0, 1fr);
    gap: 1.2rem;
    padding: 0 clamp(1rem, 4vw, 4rem) 3rem;
}

.workspace-grid.first-section {
    padding-top: clamp(1.25rem, 4vw, 2.5rem);
}

.control-card,
.invoice-area,
.results-area {
    border-radius: 1.4rem;
    padding: 1.25rem;
}

.tall-card {
    align-self: start;
    position: sticky;
    top: 6rem;
}

.control-card h3,
.state-card h3 {
    margin-top: 0;
}

label {
    display: grid;
    gap: 0.4rem;
    margin: 0 0 1rem;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 0.8rem;
    color: var(--ink);
    background: rgba(0, 0, 0, 0.22);
    outline: none;
}

input,
select,
textarea,
.result-box,
.state-card dd {
    direction: ltr;
    text-align: left;
}

input,
select {
    min-height: 2.8rem;
    padding: 0 0.9rem;
}

textarea {
    padding: 0.9rem;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--cyan-hot);
    box-shadow: 0 0 0 4px rgba(34, 169, 191, 0.12);
}

.steps-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.step-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1.1rem;
    border-radius: 1.25rem;
}

.step-card h3 {
    margin: 0 0 0.3rem;
}

.step-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.step-number {
    display: grid;
    width: 3.2rem;
    height: 3.2rem;
    place-items: center;
    border-radius: 50%;
    color: var(--cyan-hot);
    background: rgba(34, 169, 191, 0.12);
    border: 1px solid rgba(77, 227, 239, 0.34);
    font-weight: 800;
}

.accent-card {
    background: linear-gradient(145deg, rgba(34, 169, 191, 0.22), rgba(255, 255, 255, 0.06));
}

.step-card.done {
    border-color: rgba(73, 208, 120, 0.6);
}

.step-card.blocked {
    border-color: rgba(255, 107, 107, 0.75);
}

.invoice-area,
.results-area {
    margin: 0 clamp(1rem, 4vw, 4rem) 3rem;
}

.xml-box {
    min-height: 22rem;
    direction: ltr;
    text-align: left;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
}

.result-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 18rem;
    gap: 1rem;
}

.result-box {
    min-height: 24rem;
    max-height: 34rem;
    margin: 0;
    padding: 1rem;
    overflow: auto;
    direction: ltr;
    text-align: left;
    border: 1px solid var(--line);
    border-radius: 1rem;
    color: #d7faff;
    background: rgba(0, 0, 0, 0.28);
}

.state-card {
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.05);
}

.state-card dl {
    margin: 0;
}

.state-card dt {
    color: var(--muted);
    font-size: 0.78rem;
}

.state-card dd {
    margin: 0 0 0.9rem;
    color: var(--cyan-hot);
    direction: ltr;
    overflow-wrap: anywhere;
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2.5rem 1rem;
    color: var(--muted);
    border-top: 1px solid var(--line);
    background: rgba(0, 0, 0, 0.2);
}

.site-footer strong {
    color: var(--ink);
}

@keyframes pulse {
    70% {
        box-shadow: 0 0 0 14px rgba(73, 208, 120, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(73, 208, 120, 0);
    }
}

@media (max-width: 1080px) {
    .hero-section,
    .workspace-grid,
    .result-layout {
        grid-template-columns: 1fr;
    }

    .tall-card {
        position: static;
    }
}

@media (max-width: 760px) {
    .top-nav {
        align-items: flex-start;
        flex-direction: column;
    }

    .nav-links {
        width: 100%;
        justify-content: space-between;
    }

    .steps-list {
        grid-template-columns: 1fr;
    }

    .step-card {
        grid-template-columns: auto 1fr;
    }

    .step-card button {
        grid-column: 1 / -1;
    }
}

/* Calm wizard revision: one step at a time, quieter typography, no visible API endpoint. */
.top-nav {
    padding-block: 0.8rem;
}

.nav-note {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.hero-section {
    grid-template-columns: minmax(0, 52rem);
    justify-content: center;
    min-height: auto;
    padding-block: clamp(2.2rem, 6vw, 4.5rem);
}

.hero-copy {
    padding: clamp(1.25rem, 3vw, 2rem);
    border-radius: 1.3rem;
    text-align: center;
}

.hero-copy h1 {
    max-width: none;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.hero-text {
    max-width: 42rem;
    margin-inline: auto;
    font-size: 1rem;
    line-height: 1.8;
}

.hero-actions {
    justify-content: center;
}

.orb {
    opacity: 0.22;
}

.section-heading {
    margin-bottom: 1.2rem;
}

.section-heading h2 {
    font-size: clamp(1.55rem, 3vw, 2.35rem);
}

.workspace-grid {
    grid-template-columns: minmax(17rem, 22rem) minmax(0, 1fr);
    align-items: start;
}

.control-card {
    box-shadow: 0 16px 42px rgba(0, 0, 0, 0.24);
}

.technical-details {
    margin-top: 1rem;
    border-top: 1px solid var(--line);
    padding-top: 1rem;
}

.technical-details summary {
    color: var(--cyan-hot);
    cursor: pointer;
    font-weight: 800;
}

.wizard-card {
    position: relative;
    min-height: 22rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 1.4rem;
    padding: clamp(1.3rem, 4vw, 2.4rem);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.095), rgba(255, 255, 255, 0.04));
    box-shadow: 0 18px 52px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(18px);
}

.wizard-progress {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.8rem;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 800;
}

.progress-track {
    height: 0.45rem;
    margin: 1rem 0 1.8rem;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
}

.progress-track span {
    display: block;
    width: 12.5%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--cyan), var(--cyan-hot));
    transition: width 220ms ease;
}

.wizard-card h3 {
    margin: 0;
    font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.wizard-card p {
    max-width: 46rem;
    margin: 0.85rem 0 1.5rem;
    color: var(--muted);
    line-height: 1.85;
}

.wizard-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.invoice-area,
.results-area {
    box-shadow: 0 16px 42px rgba(0, 0, 0, 0.24);
}

.xml-box {
    min-height: 15rem;
}

.result-box {
    min-height: 16rem;
}

@media (max-width: 1080px) {
    .workspace-grid {
        grid-template-columns: 1fr;
    }
}

.wizard-shell {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
    gap: 1.2rem;
    padding: clamp(1.25rem, 4vw, 2.5rem) clamp(1rem, 4vw, 4rem) 3rem;
    align-items: start;
}

.wizard-shell .wizard-card,
.wizard-shell .results-area {
    margin: 0;
}

.step-panel {
    margin: 1rem 0 1.2rem;
}

.form-intro h4 {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
}

.form-intro p,
.soft-note {
    color: var(--muted);
    line-height: 1.75;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 1rem;
}

.single-field {
    max-width: 32rem;
}

.technical-details {
    margin-bottom: 1rem;
}

.wizard-shell .result-layout {
    grid-template-columns: 1fr;
}

.wizard-shell .result-box {
    min-height: 18rem;
}

.wizard-shell .state-card {
    display: none;
}

@media (max-width: 1120px) {
    .wizard-shell {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}