html, body {
    height: auto !important;
    min-height: 100%;
    overflow-y: auto;
}

#app {
    min-height: 100%;
    height: auto !important;
}

.home-shell {
    min-height: 100vh;
    height: auto !important;
    overflow: visible;
}


.home-body {
    flex: 1;
}

/* =========================
   NAVBAR (HomeLayout)
   ========================= */

.nav-wrap {
    background: #ffffff;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-inner {
    height: 72px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

/* Brand */
.brand {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.brand-logo {
    height: 34px;
    width: auto;
    display: block;
}

/* Center nav */
.nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 44px;

    flex: 1;
}

.nav-link {
    font-size: 14px;
    color: #1a1a1a;
    text-decoration: none;
    padding: 8px 6px;
    border-radius: 10px;
    transition: background 120ms ease, color 120ms ease;
}

.nav-link:hover {
    background: rgba(99, 102, 241, 0.08);
    color: #4f46e5;
}

/* Right actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.signin {
    font-size: 14px;
    color: #1a1a1a;
    text-decoration: none;
    padding: 8px 10px;
    border-radius: 10px;
    transition: background 120ms ease;
}

.signin:hover {
    background: rgba(0,0,0,0.05);
}

.cta {
    color: #ffffff;
    text-decoration: none;

    background: #6d28d9;
    padding: 10px 16px;
    border-radius: 999px;

    transition: transform 120ms ease, filter 120ms ease;
}

.cta:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}

/* =========================
   FOOTER (HomeLayout)
   ========================= */

.home-footer {
    border-top: 1px solid rgba(0,0,0,0.06);
    background: #ffffff;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 22px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;

    font-size: 13px;
    color: rgba(0,0,0,0.65);
}

.footer-links {
    display: flex;
    gap: 14px;
}

.footer-links a {
    color: rgba(0,0,0,0.65);
    text-decoration: none;
}

.footer-links a:hover {
    color: #4f46e5;
    text-decoration: underline;
}

/* =========================
   HERO (Index)
   ========================= */

.hero {
    background: linear-gradient(135deg, #1fb0c4 0%, #5a6ad6 45%, #6d28d9 100%);
    color: #fff;
    padding: 92px 0 70px;
}

.hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
    text-align: center;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 8px 14px;
    border-radius: 999px;

    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.24);

    font-size: 13px;
    letter-spacing: 0.2px;
}

.hero-title {
    margin: 18px 0 0;
    font-size: 56px;
    line-height: 1.05;
}

.hero-sub {
    margin: 16px auto 0;
    max-width: 720px;
    font-size: 15px;
    line-height: 1.55;
    color: rgba(255,255,255,0.92);
}

.hero-actions {
    margin-top: 24px;
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    padding: 12px 18px;
    border-radius: 999px;
    text-decoration: none;

    font-size: 14px;

    transition: transform 120ms ease, filter 120ms ease, background 120ms ease;
}

.btn-primary {
    background: #ffffff;
    color: #5b21b6;
}

.btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.02);
}

.btn-ghost {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.45);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.10);
    transform: translateY(-1px);
}

.arrow {
    font-size: 16px;
    line-height: 1;
}

/* =========================
   TOP FEATURES BAR (Index)
   ========================= */

.top-features {
    background: #cfe8f2;
    border-top: 1px solid rgba(255,255,255,0.35);
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.top-features-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 22px;

    display: flex;
    justify-content: center;
    gap: 90px;
    flex-wrap: wrap;
}

.tf-item {
    color: #6d28d9;
    font-size: 13px;
}

/* =========================
   STRUCTURED SECTION (Index)
   ========================= */

.structured {
    background: #cfe8f2;
    padding: 48px 0 70px;
}

.structured-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
    text-align: center;
}

.structured-title {
    margin: 0;
    color: #6d28d9;
    font-size: 26px;
}

.structured-sub {
    margin: 10px auto 0;
    max-width: 720px;
    color: rgba(0,0,0,0.65);
    font-size: 14px;
    line-height: 1.6;
}

.feature-card {
    margin: 34px auto 0;
    max-width: 980px;

    background: #fff;
    border-radius: 22px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    padding: 22px 18px;
}

.feature-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    align-items: center;
}

.f-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    padding: 12px 10px;
    border-radius: 16px;

    color: #6d28d9;
    font-size: 13px;
}

.f-icon {
    font-size: 16px;
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 900px) {
    .nav-links { display: none; }

    .hero-title { font-size: 44px; }
    .top-features-inner { gap: 28px; }
    .feature-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
    .hero { padding: 72px 0 54px; }
    .hero-title { font-size: 36px; }
    .feature-row { grid-template-columns: 1fr; }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}


/* =========================
   CODER SECTION (Index)
   ========================= */

.coder {
    background: #ffffff;
    padding: 56px 0 80px;
}

.coder-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
    text-align: center;
}

.coder-title {
    margin: 0;
    font-size: 26px;
    color: #6d28d9;
}

.coder-sub {
    margin: 10px auto 0;
    max-width: 720px;
    color: rgba(0,0,0,0.65);
    font-size: 14px;
    line-height: 1.6;
}

.coder-grid {
    margin-top: 34px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 26px;
    align-items: start;
    text-align: left;
}

.coder-card {
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 12px 34px rgba(0,0,0,0.08);
}

.coder-card-left {
    background: #cfe8f2;
}

.coder-card-right {
    background: #d7c7ff;
}

.coder-card-head h3 {
    margin: 0;
    font-size: 16px;
    color: rgba(0,0,0,0.75);
}

.coder-card-head p {
    margin: 8px 0 0;
    font-size: 13px;
    color: rgba(0,0,0,0.6);
    line-height: 1.5;
}

/* Left list */
.why-list {
    margin-top: 16px;
    display: grid;
    gap: 10px;
}

.why-item {
    background: #ffffff;
    border-radius: 14px;
    padding: 12px 12px;
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 10px;
    border: 1px solid rgba(0,0,0,0.06);
}

.why-ico {
    width: 34px;
    height: 34px;
    border-radius: 12px;
    display: grid;
    place-items: center;

    background: rgba(109,40,217,0.12);
    color: #6d28d9;
}

.why-title {
    color: rgba(0,0,0,0.75);
    font-size: 13px;
    margin-top: 1px;
}

.why-text {
    color: rgba(0,0,0,0.6);
    font-size: 12px;
    margin-top: 3px;
    line-height: 1.45;
}

/* Tracks */
.track-list {
    margin-top: 16px;
    display: grid;
    gap: 12px;
}

.track {
    background: rgba(255,255,255,0.75);
    border-radius: 16px;
    padding: 14px;
    border: 1px solid rgba(0,0,0,0.06);
}

.track-highlight {
    background: linear-gradient(135deg, rgba(109,40,217,0.30), rgba(31,176,196,0.22));
    border-color: rgba(255,255,255,0.25);
}

.track-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
}

.track-left {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.track-ico {
    width: 34px;
    height: 34px;
    border-radius: 12px;
    display: grid;
    place-items: center;

    background: rgba(109,40,217,0.14);
    color: #6d28d9;
    font-size: 14px;
}

.track-title {
    color: rgba(0,0,0,0.78);
    font-size: 13px;
}

.track-mini {
    margin-top: 2px;
    color: rgba(0,0,0,0.6);
    font-size: 12px;
}

.track-level {
    font-size: 11px;
    color: rgba(0,0,0,0.55);
    background: rgba(255,255,255,0.65);
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.06);
    white-space: nowrap;
}

.track-bottom {
    margin-top: 10px;
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}

.track-desc {
    margin: 0;
    color: rgba(0,0,0,0.62);
    font-size: 12px;
    line-height: 1.45;
    flex: 1;
}

.track-btn {
    background: #6d28d9;
    color: #ffffff;
    text-decoration: none;
    font-size: 12px;

    padding: 10px 12px;
    border-radius: 999px;
    white-space: nowrap;

    transition: transform 120ms ease, filter 120ms ease;
}

.track-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
}

/* Responsive */
@media (max-width: 900px) {
    .coder-grid {
        grid-template-columns: 1fr;
    }

    .track-bottom {
        flex-direction: column;
        align-items: stretch;
    }

    .track-btn {
        text-align: center;
        width: 100%;
    }
}


/* =========================
   CERTIFICATES SECTION
   ========================= */

.certs {
    position: relative;
    background: #ffffff;
    padding: 70px 0 90px;
    overflow: hidden;
}

/* soft wave background */
.certs::after {
    content: "";
    position: absolute;
    left: -10%;
    right: -10%;
    bottom: -70px;
    height: 220px;
    background: #eaf6fb;
    border-top-left-radius: 60% 100%;
    border-top-right-radius: 60% 100%;
    transform: rotate(-2deg);
    z-index: 0;
}

.certs-inner {
    position: relative;
    z-index: 1;

    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
    text-align: center;
}

.certs-title {
    margin: 0;
    font-size: 26px;
    color: #6d28d9;
}

.certs-sub {
    margin: 10px auto 0;
    max-width: 720px;
    color: rgba(0,0,0,0.65);
    font-size: 14px;
    line-height: 1.6;
}

.certs-grid {
    margin-top: 34px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 34px;
    align-items: center;
    text-align: left;
}

/* Left purple card */
.certs-card {
    background: #d7c7ff;
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 14px 38px rgba(0,0,0,0.10);
}

.certs-card-head h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 900;
    color: rgba(0,0,0,0.76);
}

.certs-card-head p {
    margin: 8px 0 0;
    font-size: 13px;
    color: rgba(0,0,0,0.6);
    line-height: 1.5;
}

.certs-steps {
    margin-top: 14px;
    display: grid;
    gap: 10px;
}

.cert-step {
    background: rgba(255,255,255,0.78);
    border-radius: 14px;
    padding: 12px 14px;
    border: 1px solid rgba(0,0,0,0.06);
}

.cert-step-title {
    font-weight: 900;
    color: rgba(0,0,0,0.75);
    font-size: 13px;
}

.cert-step-text {
    margin-top: 3px;
    color: rgba(0,0,0,0.6);
    font-size: 12px;
    line-height: 1.45;
}

.certs-actions {
    margin-top: 16px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cert-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    border-radius: 999px;
    padding: 10px 14px;
    font-size: 12px;
    font-weight: 900;
    text-decoration: none;

    transition: transform 120ms ease, filter 120ms ease, background 120ms ease;
}

.cert-btn-primary {
    background: #6d28d9;
    color: #fff;
}

.cert-btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
}

.cert-btn-ghost {
    background: rgba(255,255,255,0.65);
    border: 1px solid rgba(0,0,0,0.06);
    color: rgba(0,0,0,0.68);
}

.cert-btn-ghost:hover {
    background: rgba(255,255,255,0.85);
    transform: translateY(-1px);
}

.cert-arrow {
    font-size: 14px;
    line-height: 1;
}

/* Right column */
.certs-right {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.certs-chip {
    font-size: 11px;
    font-weight: 900;
    color: #6d28d9;
    background: rgba(109,40,217,0.12);
    border: 1px solid rgba(109,40,217,0.18);
    padding: 6px 10px;
    border-radius: 999px;
}

.certs-snapshot {
    width: 100%;
    background: #cfe8f2;
    border-radius: 10px;
    padding: 12px 14px;
    border: 1px solid rgba(0,0,0,0.04);
}

.snap-title {
    font-weight: 900;
    color: #1699b2;
    font-size: 12px;
}

.snap-text {
    margin-top: 3px;
    color: rgba(0,0,0,0.6);
    font-size: 12px;
    line-height: 1.45;
}

.certs-list {
    display: grid;
    gap: 10px;
    margin-top: 4px;
}

.certs-li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(0,0,0,0.65);
    font-weight: 800;
    font-size: 12px;
}

.li-ico {
    width: 22px;
    height: 22px;
    border-radius: 9px;
    display: grid;
    place-items: center;

    background: rgba(22,153,178,0.12);
    color: #1699b2;
    font-weight: 900;
    font-size: 12px;
}

/* Responsive */
@media (max-width: 900px) {
    .certs-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .certs-right {
        align-items: stretch;
    }
}


/* =========================
   BUILT TO GROW SECTION
   ========================= */

.grow {
    background: #ffffff;
    padding: 62px 0 90px;
}

.grow-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
    text-align: center;
}

.grow-title {
    margin: 0;
    font-size: 22px;
    font-weight: 900;
    color: #1699b2; /* teal like screenshot */
}

.grow-sub {
    margin: 10px auto 0;
    max-width: 780px;
    color: rgba(0,0,0,0.65);
    font-size: 13px;
    line-height: 1.6;
}

.grow-cards {
    margin-top: 26px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    align-items: stretch;
}

.grow-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 16px 16px;
    text-align: left;
    border: 1.5px solid rgba(0,0,0,0.10);
}

.grow-card-blue {
    border-color: rgba(22,153,178,0.65);
}

.grow-card-purple {
    border-color: rgba(109,40,217,0.65);
}

.grow-icon {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    font-weight: 900;
    font-size: 12px;
    margin-bottom: 10px;
}

.grow-card-blue .grow-icon {
    background: rgba(22,153,178,0.12);
    color: #1699b2;
}

.grow-card-purple .grow-icon {
    background: rgba(109,40,217,0.12);
    color: #6d28d9;
}

.grow-card-title {
    font-weight: 900;
    font-size: 13px;
    color: rgba(0,0,0,0.75);
}

.grow-card-text {
    margin-top: 6px;
    font-size: 12px;
    color: rgba(0,0,0,0.6);
    line-height: 1.45;
}

/* centered button */
.grow-actions {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.grow-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;

    background: #6d28d9;
    color: #fff;

    padding: 10px 16px;
    border-radius: 999px;

    font-size: 12px;
    font-weight: 900;

    transition: transform 120ms ease, filter 120ms ease;
}

.grow-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
}

.grow-arrow {
    font-size: 14px;
    line-height: 1;
}

/* =========================
   START LEARNING PANEL
   ========================= */

.start-panel {
    margin: 34px auto 0;
    max-width: 980px;

    padding: 34px 22px;
    border-radius: 22px;

    background: linear-gradient(90deg, rgba(109,40,217,0.18), rgba(22,153,178,0.18));
    border: 1px solid rgba(0,0,0,0.06);
}

.start-title {
    margin: 0;
    font-size: 22px;
    font-weight: 900;
    color: #6d28d9;
}

.start-sub {
    margin: 10px auto 0;
    max-width: 760px;
    font-size: 13px;
    color: rgba(0,0,0,0.65);
    line-height: 1.6;
}

.start-actions {
    margin-top: 16px;
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.start-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    padding: 10px 16px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 900;
    text-decoration: none;

    transition: transform 120ms ease, filter 120ms ease, background 120ms ease;
}

.start-btn-primary {
    background: #6d28d9;
    color: #fff;
}

.start-btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
}

.start-btn-ghost {
    background: transparent;
    border: 1px solid rgba(109,40,217,0.45);
    color: #6d28d9;
}

.start-btn-ghost:hover {
    background: rgba(109,40,217,0.08);
    transform: translateY(-1px);
}

/* Responsive */
@media (max-width: 980px) {
    .grow-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 520px) {
    .grow-cards {
        grid-template-columns: 1fr;
    }
}