/* ================================================================
   Home Page — Polished redesign
   All colors use tokens from /static/css/common.css
   No hardcoded purple — brand color is midnight blue (#191970)
   ================================================================ */

/* ── Navbar ──────────────────────────────────────────────────── */
.hp-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    height: 68px;
    display: flex;
    align-items: center;
    transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
    border-bottom: 1px solid transparent;
}

.hp-nav.scrolled {
    background: rgba(10, 11, 13, 0.92);
    border-bottom-color: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.hp-nav__inner {
    max-width: 1240px;
    width: 100%;
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    align-items: center;
    gap: 36px;
}

.hp-nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    flex-shrink: 0;
    transition: opacity 0.2s;
}
.hp-nav__logo:hover { opacity: 0.85; }

.hp-nav__logo-icon {
    width: 34px;
    height: 34px;
    background: var(--color-primary);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hp-nav__logo-icon svg {
    width: 18px;
    height: 18px;
    stroke: #fff;
}

.hp-nav__links {
    display: flex;
    gap: 28px;
    flex: 1;
}

.hp-nav__link {
    color: rgba(255, 255, 255, 0.68);
    text-decoration: none;
    font-size: 0.93rem;
    font-weight: 500;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s;
}
.hp-nav__link:hover { color: #fff; }
.hp-nav__link--muted { color: rgba(255, 255, 255, 0.55); }

.hp-nav__actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.hp-nav__cta {
    font-size: 0.88rem;
    padding: 9px 20px;
    min-height: 38px;
    border-radius: var(--radius-sm);
}

/* ── Hero ────────────────────────────────────────────────────── */
.hp-hero {
    min-height: 100vh;
    background: var(--color-ink-900);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 128px 28px 100px;
    text-align: center;
}

.hp-hero__canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hp-hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
}
.hp-hero__glow--1 {
    width: 700px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(25, 25, 112, 0.4) 0%, transparent 68%);
    top: -120px;
    left: 50%;
    transform: translateX(-50%);
}
.hp-hero__glow--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 211, 149, 0.11) 0%, transparent 70%);
    bottom: 80px;
    right: 8%;
}

.hp-hero__inner {
    position: relative;
    z-index: 2;
    max-width: 820px;
    width: 100%;
}

/* Eyebrow badge */
.hp-hero__eyebrow {
    margin-bottom: 32px;
    animation: hp-fade-up 0.7s ease-out 0.1s both;
}

.hp-badge {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 8px 18px;
    border-radius: 999px;
    border: 1px solid rgba(53, 53, 168, 0.5);
    background: rgba(25, 25, 112, 0.2);
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    backdrop-filter: blur(12px);
}

.hp-badge__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-group-green);
    box-shadow: 0 0 0 3px rgba(0, 211, 149, 0.22);
    flex-shrink: 0;
    animation: hp-pulse 2.4s ease-in-out infinite;
}

@keyframes hp-pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(0, 211, 149, 0.22); }
    50%       { box-shadow: 0 0 0 6px rgba(0, 211, 149, 0.08); }
}

/* Headline */
.hp-hero__title {
    font-size: clamp(3rem, 6.5vw, 5.8rem);
    font-weight: 700;
    line-height: 1.03;
    letter-spacing: -0.04em;
    color: #fff;
    margin: 0 0 22px;
    animation: hp-fade-up 0.7s ease-out 0.2s both;
}
.hp-hero__title em {
    font-style: normal;
    background: linear-gradient(130deg, #a5b4fc 0%, var(--color-group-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hp-hero__sub {
    font-size: clamp(1rem, 1.8vw, 1.18rem);
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.58);
    max-width: 640px;
    margin: 0 auto 40px;
    animation: hp-fade-up 0.7s ease-out 0.3s both;
}

/* CTA buttons */
.hp-hero__actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 22px;
    animation: hp-fade-up 0.7s ease-out 0.4s both;
}

.hp-hero__cta-primary {
    padding: 14px 34px;
    font-size: 1rem;
    min-height: 50px;
    border-radius: var(--radius-sm);
}

/* Ghost button for dark backgrounds */
.hp-hero__cta-ghost {
    padding: 14px 34px;
    font-size: 1rem;
    min-height: 50px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: rgba(255, 255, 255, 0.82);
    transition: all 0.2s;
}
.hp-hero__cta-ghost:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.45);
    color: #fff;
    transform: translateY(-1px);
}

/* Proof line */
.hp-hero__proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.38);
    font-size: 0.82rem;
    margin: 0;
    animation: hp-fade-up 0.7s ease-out 0.5s both;
}
.hp-hero__proof-sep {
    font-size: 1.1em;
    line-height: 1;
}

/* Feature pills */
.hp-hero__pills {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 64px;
    animation: hp-fade-up 0.7s ease-out 0.6s both;
}

.hp-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.86rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: background 0.22s, border-color 0.22s, transform 0.22s;
    cursor: default;
}
.hp-pill:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}
.hp-pill svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: var(--color-group-green);
}

/* Wave divider */
.hp-hero__divider {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 80px;
    pointer-events: none;
    z-index: 3;
}
.hp-hero__divider svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* ── Shared section helpers ──────────────────────────────────── */
.hp-label {
    display: inline-block;
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-bottom: 14px;
}
.hp-label--inv { color: var(--color-group-green); }

.hp-heading {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 0 0 18px;
    color: var(--color-text);
}
.hp-heading--inv { color: var(--color-text-inv); }

.hp-subtext {
    font-size: 1.02rem;
    line-height: 1.75;
    color: var(--color-text-sec);
    max-width: 520px;
    margin: 0 0 28px;
}

/* ── How it works / AI Demo ──────────────────────────────────── */
.hp-demo {
    background: #f7f7fb;
    padding: 96px 28px;
    position: relative;
}

.hp-demo__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hp-demo__copy { max-width: 520px; }

.hp-checklist {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
    display: grid;
    gap: 12px;
}
.hp-checklist li {
    position: relative;
    padding-left: 22px;
    color: var(--color-text-sec);
    font-size: 0.96rem;
    line-height: 1.62;
}
.hp-checklist li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
}

.hp-demo__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

/* AI Card */
.hp-ai-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 22px;
    padding: 26px;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}
.hp-ai-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--color-primary-alpha-04) 0%, transparent 68%);
    pointer-events: none;
}

.hp-ai-card__header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.hp-ai-card__logo {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hp-ai-card__logo svg {
    width: 20px;
    height: 20px;
    stroke: #fff;
}

.hp-ai-card__eyebrow {
    margin: 0 0 3px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}
.hp-ai-card__name {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
}

.hp-ai-card__status {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(0, 211, 149, 0.1);
    color: #047857;
    font-size: 0.74rem;
    font-weight: 700;
}
.hp-ai-card__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-group-green);
    box-shadow: 0 0 0 3px rgba(0, 211, 149, 0.2);
}

.hp-ai-card__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}
.hp-ai-card__chips span {
    padding: 5px 10px;
    border-radius: 999px;
    background: var(--color-primary-alpha-06);
    color: var(--color-primary);
    font-size: 0.71rem;
    font-weight: 600;
    cursor: default;
    transition: background 0.2s;
}
.hp-ai-card__chips span:hover { background: var(--color-primary-alpha-12); }

.hp-ai-card__prompt {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
    align-items: center;
    padding: 18px;
    background: #f7f7fb;
    border: 1px solid var(--color-border-lt);
    border-radius: 14px;
    margin-bottom: 12px;
}
.hp-ai-card__prompt p {
    margin: 0;
    font-size: 0.94rem;
    line-height: 1.55;
    color: var(--color-text);
    font-weight: 500;
}

.hp-ai-card__prompt-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.hp-ai-card__icon-btn {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--color-primary-alpha-06);
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.86rem;
    cursor: pointer;
    transition: background 0.2s;
}
.hp-ai-card__icon-btn:hover { background: var(--color-primary-alpha-12); }

.hp-ai-card__send {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: none;
    background: var(--color-primary);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.18s;
}
.hp-ai-card__send:hover {
    background: var(--color-primary-light);
    transform: scale(1.06);
}

.hp-ai-card__files {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}
.hp-ai-card__file {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--color-border-lt);
    background: #fff;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--color-text-sec);
}
.hp-ai-card__file-type {
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--color-primary-alpha-08);
    color: var(--color-primary);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.hp-ai-card__response {
    padding: 16px 18px;
    background: var(--color-primary-alpha-04);
    border: 1px solid var(--color-primary-alpha-08);
    border-radius: 14px 14px 14px 4px;
}
.hp-ai-card__response-label {
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary);
    margin: 0 0 7px;
}
.hp-ai-card__response p {
    margin: 0 0 12px;
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--color-text);
}
.hp-ai-card__workflow {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-text-muted);
}
.hp-ai-card__workflow span:not(:last-child)::after {
    content: ' \2192';
    color: var(--color-primary-alpha-30);
}

/* ── Features ────────────────────────────────────────────────── */
.hp-features {
    background: var(--color-ink-900);
    padding: 96px 28px;
}
.hp-features__inner {
    max-width: 1200px;
    margin: 0 auto;
}
.hp-features__heading {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 56px;
}
.hp-features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.hp-feat-card {
    padding: 28px;
    background: var(--color-ink-800);
    border: 1px solid rgba(255, 255, 255, 0.055);
    border-radius: 16px;
    transition: border-color 0.25s, transform 0.25s;
}
.hp-feat-card:hover {
    border-color: rgba(255, 255, 255, 0.14);
    transform: translateY(-4px);
}

.hp-feat-card__icon {
    width: 48px;
    height: 48px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    flex-shrink: 0;
}
.hp-feat-card__icon svg {
    width: 22px;
    height: 22px;
}
.hp-feat-card__icon--blue   { background: rgba(25,  25,  112, 0.18); color: #a5b4fc; }
.hp-feat-card__icon--green  { background: rgba(0,   211, 149, 0.14); color: var(--color-group-green); }
.hp-feat-card__icon--amber  { background: rgba(245, 158, 11,  0.14); color: #fbbf24; }
.hp-feat-card__icon--teal   { background: rgba(6,   182, 212, 0.14); color: var(--color-cyan); }
.hp-feat-card__icon--purple { background: rgba(139, 92,  246, 0.14); color: #a78bfa; }
.hp-feat-card__icon--rose   { background: rgba(244, 63,  94,  0.14); color: var(--color-rose-500); }

.hp-feat-card h3 {
    margin: 0 0 10px;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-inv);
    letter-spacing: -0.01em;
}
.hp-feat-card p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.72;
    color: var(--color-ink-400);
}

/* ── Testimonials ────────────────────────────────────────────── */
.hp-testimonials {
    background: #f7f7fb;
    padding: 96px 28px;
}
.hp-testimonials__inner {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}
.hp-testimonials__inner .hp-heading {
    margin-bottom: 56px;
}
.hp-testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    text-align: left;
}

.hp-tcard {
    padding: 32px;
    background: #fff;
    border: 1px solid var(--color-border-lt);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.25s, transform 0.25s;
}
.hp-tcard:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.hp-tcard__stars {
    color: #f59e0b;
    font-size: 0.88rem;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}
.hp-tcard__quote {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text);
    margin: 0 0 24px;
    flex: 1;
    font-style: italic;
}
.hp-tcard__author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.hp-tcard__avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.76rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hp-tcard__author strong {
    display: block;
    font-size: 0.94rem;
    color: var(--color-text);
    margin-bottom: 2px;
}
.hp-tcard__author span {
    font-size: 0.83rem;
    color: var(--color-text-muted);
}

/* ── CTA Banner ──────────────────────────────────────────────── */
.hp-cta-banner {
    background: linear-gradient(140deg, var(--color-dark-900) 0%, var(--color-primary-dark) 48%, var(--color-dark-800) 100%);
    padding: 96px 28px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hp-cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 65% 80% at 50% -10%, rgba(53, 53, 168, 0.45) 0%, transparent 70%);
    pointer-events: none;
}
.hp-cta-banner__inner {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
}
.hp-cta-banner h2 {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin: 0 0 16px;
}
.hp-cta-banner h2 em {
    font-style: normal;
    background: linear-gradient(130deg, #a5b4fc 0%, var(--color-group-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hp-cta-banner p {
    color: rgba(255, 255, 255, 0.62);
    font-size: 1.04rem;
    line-height: 1.68;
    margin: 0 0 40px;
}
.hp-cta-banner__actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.hp-cta-banner__btn {
    padding: 14px 34px;
    font-size: 1rem;
    min-height: 50px;
    border-radius: var(--radius-sm);
}

/* ── Footer ──────────────────────────────────────────────────── */
.hp-footer {
    background: var(--color-ink-900);
    border-top: 1px solid rgba(255, 255, 255, 0.055);
    padding: 52px 28px 36px;
}
.hp-footer__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    text-align: center;
}
.hp-footer__brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.hp-footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    transition: opacity 0.2s;
}
.hp-footer__logo:hover { opacity: 0.8; }
.hp-footer__logo-icon {
    width: 30px;
    height: 30px;
    background: var(--color-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hp-footer__logo-icon svg {
    width: 16px;
    height: 16px;
    stroke: #fff;
}
.hp-footer__brand p {
    margin: 0;
    color: rgba(255, 255, 255, 0.38);
    font-size: 0.87rem;
}

.hp-footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    justify-content: center;
}
.hp-footer__links a {
    color: rgba(255, 255, 255, 0.42);
    text-decoration: none;
    font-size: 0.88rem;
    transition: color 0.2s;
}
.hp-footer__links a:hover { color: rgba(255, 255, 255, 0.8); }

.hp-footer__copy {
    margin: 0;
    color: rgba(255, 255, 255, 0.22);
    font-size: 0.81rem;
}

/* ── Animations ──────────────────────────────────────────────── */
@keyframes hp-fade-up {
    from {
        opacity: 0;
        transform: translateY(22px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hp-demo__inner {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    .hp-demo__copy { max-width: 100%; }
    .hp-features__grid { grid-template-columns: repeat(2, 1fr); }
    .hp-testimonials__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .hp-nav__links { display: none; }
    .hp-hero { padding: 100px 20px 64px; }
    .hp-hero__pills { margin-top: 44px; }
    .hp-demo, .hp-features, .hp-testimonials, .hp-cta-banner { padding: 64px 20px; }
    .hp-features__grid, .hp-testimonials__grid { grid-template-columns: 1fr; }
    .hp-hero__actions, .hp-cta-banner__actions { flex-direction: column; align-items: center; }
    .hp-hero__cta-primary, .hp-hero__cta-ghost, .hp-cta-banner__btn { width: 100%; max-width: 320px; }
}