:root {
    --primary: #0b1730;
    --primary-2: #12264b;
    --accent: #4a90e2;
    --accent-2: #6cc3ff;
    --white: #ffffff;
    --text: #172033;
    --muted: #667289;
    --bg: #f3f7fd;
    --surface: rgba(255, 255, 255, 0.72);
    --surface-solid: #ffffff;
    --border: rgba(15, 34, 66, 0.1);
    --shadow: 0 24px 60px rgba(15, 34, 66, 0.12);
    --radius-lg: 28px;
    --radius-md: 22px;
    --radius-sm: 16px;
    --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: 'Inter', system-ui, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(108, 195, 255, 0.22), transparent 24%),
        radial-gradient(circle at top right, rgba(74, 144, 226, 0.12), transparent 22%),
        linear-gradient(180deg, #f8fbff 0%, #f2f6fc 100%);
    line-height: 1.6;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.section { padding: 5.5rem 0; }
.alt-section { background: linear-gradient(180deg, rgba(255,255,255,0.75), rgba(234,241,252,0.75)); }
.glass {
    background: var(--surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.4);
    box-shadow: var(--shadow);
}
.site-shell { min-height: 100vh; }
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    margin: 1rem auto 0;
    width: min(100% - 1rem, calc(var(--container) + 1rem));
    border-radius: 24px;
}
.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 78px;
}
.logo {
    display: inline-flex;
    align-items: center;
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -0.03em;
}
.logo-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.45rem 0.7rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.65);
}
.nav a {
    font-size: 0.95rem;
    color: var(--muted);
    position: relative;
    padding: 0.3rem 0;
}
.nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.18rem;
    width: 100%;
    height: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
    background: linear-gradient(135deg, var(--accent), #6a5cff);
}
.nav a:hover::after,.nav a:focus-visible::after { transform: scaleX(1); }
.nav-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 0;
    background: transparent;
    padding: 0;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary);
    margin: 5px auto;
    transition: .25s ease;
}
.nav-actions { display: flex; align-items: center; gap: .85rem; }
.theme-switch, .btn {
    border: 0;
    cursor: pointer;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
}
.btn:hover, .service-card:hover, .blog-card:hover, .stat-card:hover, .theme-switch:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(10, 31, 68, 0.14);
}
.theme-switch {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    padding: .85rem 1rem;
    border-radius: 999px;
    background: var(--surface-solid);
    border: 1px solid var(--border);
    color: var(--primary);
    font-weight: 700;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 1.3rem;
    border-radius: 999px;
    font-weight: 700;
}
.btn-sm { padding: 0.7rem 1rem; font-size: 0.92rem; }
.btn-block { width: 100%; }
.btn-primary {
    color: var(--white);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 14px 30px rgba(74, 144, 226, 0.25);
}
.btn-outline { background: transparent; color: var(--primary); border: 1px solid rgba(10, 31, 68, 0.14); }
.user-chip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.4rem;
    padding-left: 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface-solid);
}
.hero-grid, .about-grid, .contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
    align-items: center;
}
.hero h1, .section-heading h2, .about-copy h2, .contact-copy h2 {
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin: 0;
}
.hero h1 { font-size: clamp(2.5rem, 5vw, 4.6rem); max-width: 12ch; }
.hero h1 span, .section-heading .eyebrow, .eyebrow, .badge {
    background: linear-gradient(135deg, var(--accent), #6a5cff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p,.section-heading p,.about-copy p,.contact-copy p,.card-content p,.footer p { color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1.6rem 0; }
.hero-badges { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-badges span, .stat-card, .contact-data > div {
    padding: .9rem 1rem;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.72);
}
.hero-shot, .about-shot {
    border-radius: 30px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(255,255,255,.8), rgba(227,236,250,.85));
    border: 1px solid rgba(255,255,255,.5);
    box-shadow: 0 30px 60px rgba(15, 34, 66, 0.16);
}
.hero-shot img, .about-shot img { width: 100%; height: 100%; object-fit: cover; }
.hero-shot { min-height: 430px; }
.section-heading { max-width: 760px; text-align: center; margin: 0 auto 2rem; }
.eyebrow { display: inline-block; font-size: .98rem; font-weight: 700; margin-bottom: .9rem; }
.stats-grid, .cards-grid {
    display: grid;
    gap: 1.5rem;
}
.stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-card strong { display: block; font-size: 1.1rem; margin-bottom: .2rem; }
.stat-card span { color: var(--muted); font-size: .95rem; }
.services-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.service-card, .blog-card {
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.78);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.card-media {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #dfeaf9;
}
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.service-card:hover .card-media img, .blog-card:hover .card-media img { transform: scale(1.05); }
.card-content { padding: 1.4rem 1.4rem 1.55rem; }
.card-kicker, .badge {
    display: inline-block;
    font-size: .84rem;
    font-weight: 700;
    margin-bottom: .55rem;
}
.card-content h3 { margin: 0 0 .65rem; font-size: 1.85rem; line-height: 1.1; letter-spacing: -0.03em; }
.card-link {
    display: inline-flex;
    margin-top: .75rem;
    font-weight: 800;
    color: var(--accent);
}
.feature-list {
    display: grid;
    gap: .8rem;
    padding-left: 1.2rem;
    color: var(--muted);
}
.blog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.blog-media { aspect-ratio: 16 / 10; }
.contact-data {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 1rem;
    margin: 1.5rem 0 1.7rem;
}
.contact-data small {
    display: block;
    color: var(--muted);
    margin-bottom: .3rem;
}
.contact-data a { font-weight: 700; }
.contact-form {
    display: grid;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.74);
}
.contact-form label, .auth-form label { display: grid; gap: .5rem; }
.contact-form span, .auth-form span { font-weight: 600; }
.contact-form input, .contact-form textarea, .auth-form input {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--surface-solid);
    color: var(--text);
    padding: .95rem 1rem;
    outline: none;
}
.contact-map iframe {
    width: 100%;
    min-height: 520px;
    border: 0;
    border-radius: 28px;
    box-shadow: var(--shadow);
}
.footer {
    padding: 3rem 0 1.25rem;
    background: #08111f;
    color: #e9f1ff;
}
.footer-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1.2fr .8fr .8fr;
}
.footer h4 { margin: 0 0 .8rem; }
.footer ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .55rem; }
.footer-bottom { text-align: center; padding-top: 1rem; color: #b8c5db; }
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(8, 17, 31, 0.42);
    display: none;
    place-items: center;
    padding: 1rem;
    z-index: 100;
}
.modal-backdrop.show { display: grid; }
.modal {
    width: min(100%, 520px);
    padding: 1.5rem;
    border-radius: 28px;
    position: relative;
}
.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    border: 0;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--surface-solid);
    cursor: pointer;
}
.auth-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .75rem;
    margin-bottom: 1.2rem;
}
.auth-tab {
    border: 1px solid var(--border);
    background: transparent;
    border-radius: 14px;
    padding: .85rem 1rem;
    cursor: pointer;
    font-weight: 700;
}
.auth-tab.active {
    background: var(--surface-solid);
    color: var(--primary);
}
.auth-panel { display: none; }
.auth-panel.active { display: block; }
.auth-message, .form-message { min-height: 1.5rem; margin-top: .75rem; font-weight: 600; }
.auth-message.success, .form-message.success { color: #0f9d58; }
.auth-message.error { color: #e53935; }
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
@media (max-width: 1080px) {
    .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stats-grid, .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
    .nav-toggle { display: inline-block; }
    .nav {
        position: absolute;
        top: calc(100% + .75rem);
        left: 1rem;
        right: 1rem;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: var(--surface-solid);
        border-radius: 24px;
        padding: 1rem;
        box-shadow: var(--shadow);
    }
    .nav.open { display: flex; }
    .hero-grid, .about-grid, .contact-grid, .blog-grid, .stats-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .section { padding: 4rem 0; }
    .services-grid, .contact-data, .footer-grid { grid-template-columns: 1fr; }
    .nav-actions { gap: .5rem; }
    .theme-switch span:first-child { display: none; }
    .user-chip { padding-left: .8rem; }
    .hero-shot { min-height: 280px; }
    .card-content h3 { font-size: 1.55rem; }
}

/* ==============================
   CRUD de proyectos RootCode
   ============================== */
.crud-section {
    background:
        radial-gradient(circle at 10% 10%, rgba(73, 124, 255, .11), transparent 34%),
        radial-gradient(circle at 90% 0%, rgba(106, 92, 255, .10), transparent 30%);
}
.crud-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 1rem;
    margin-bottom: 1.4rem;
}
.search-box {
    flex: 1;
    display: grid;
    gap: .45rem;
}
.search-box span,
.project-form span {
    font-weight: 800;
    color: var(--primary);
}
.search-box input,
.project-form input,
.project-form textarea,
.project-form select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface-solid);
    color: var(--primary);
    padding: .95rem 1rem;
    outline: none;
    transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.search-box input:focus,
.project-form input:focus,
.project-form textarea:focus,
.project-form select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(47, 107, 255, .12);
}
.project-form input.invalid,
.project-form textarea.invalid {
    border-color: #e53935;
    box-shadow: 0 0 0 4px rgba(229, 57, 53, .11);
}
.crud-status {
    min-height: 1.5rem;
    margin-bottom: 1rem;
    color: var(--muted);
    font-weight: 700;
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}
.project-card {
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .72);
    border-radius: 26px;
    padding: 1.2rem;
    box-shadow: 0 18px 55px rgba(15, 23, 42, .08);
    display: flex;
    flex-direction: column;
    gap: .9rem;
    animation: cardFadeIn .35s ease both;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 70px rgba(15, 23, 42, .13);
    border-color: rgba(47, 107, 255, .28);
}
.project-card.removing {
    animation: cardFadeOut .28s ease forwards;
}
.project-card h3 {
    margin: 0;
    color: var(--primary);
    font-size: 1.25rem;
}
.project-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}
.project-card small { color: var(--muted); }
.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}
.project-pill {
    font-size: .78rem;
    font-weight: 800;
    padding: .42rem .68rem;
    border-radius: 999px;
    background: rgba(47, 107, 255, .09);
    color: var(--accent);
}
.project-pill.priority-Alta { color: #e53935; background: rgba(229, 57, 53, .10); }
.project-pill.priority-Media { color: #9a6700; background: rgba(255, 193, 7, .16); }
.project-pill.priority-Baja { color: #0f9d58; background: rgba(15, 157, 88, .12); }
.project-actions {
    display: flex;
    gap: .6rem;
    margin-top: auto;
}
.project-actions .btn {
    flex: 1;
    justify-content: center;
    padding: .75rem .9rem;
}
.btn-danger {
    background: linear-gradient(135deg, #e53935, #ff6b6b);
    color: #fff;
    box-shadow: 0 14px 28px rgba(229, 57, 53, .2);
}
.project-modal {
    transform: translateY(18px) scale(.98);
    transition: transform .28s ease, opacity .28s ease;
}
.modal-backdrop.show .project-modal {
    transform: translateY(0) scale(1);
}
.modal-helper {
    color: var(--muted);
    margin-top: -.3rem;
}
.project-form {
    display: grid;
    gap: .95rem;
}
.project-form label {
    display: grid;
    gap: .42rem;
}
.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
}
.field-error {
    min-height: 1rem;
    color: #e53935;
    font-weight: 700;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: .75rem;
    flex-wrap: wrap;
}
button:disabled {
    opacity: .55;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}
.toast-area {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    display: grid;
    gap: .7rem;
    z-index: 1200;
    width: min(360px, calc(100vw - 2rem));
}
.toast {
    border-radius: 18px;
    padding: .9rem 1rem;
    color: #fff;
    box-shadow: 0 18px 45px rgba(15, 23, 42, .22);
    animation: toastIn .28s ease both;
    font-weight: 800;
}
.toast.success { background: linear-gradient(135deg, #0f9d58, #28c76f); }
.toast.error { background: linear-gradient(135deg, #e53935, #ff6b6b); }
.toast.info { background: linear-gradient(135deg, #2f6bff, #6a5cff); }
.confirm-dialog {
    position: fixed;
    inset: 0;
    display: none;
    place-items: center;
    background: rgba(15, 23, 42, .54);
    z-index: 1100;
    padding: 1rem;
}
.confirm-dialog.show { display: grid; }
.confirm-card {
    width: min(100%, 420px);
    border-radius: 26px;
    padding: 1.4rem;
    animation: cardFadeIn .25s ease both;
}
.confirm-card h3 { margin-top: 0; }
.confirm-card p { color: var(--muted); }
.empty-state {
    grid-column: 1 / -1;
    border: 1px dashed var(--border);
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    color: var(--muted);
    background: rgba(255,255,255,.48);
}
@keyframes cardFadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes cardFadeOut {
    to { opacity: 0; transform: translateX(22px) scale(.98); }
}
@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 1080px) {
    .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
    .crud-toolbar, .form-row { grid-template-columns: 1fr; display: grid; }
    .projects-grid { grid-template-columns: 1fr; }
    .modal-actions, .project-actions { flex-direction: column; }
}