/* ══════════════════════════════════════════════════════
   BRINCO — Servicios Profesionales
   Stylesheet — styles.css
══════════════════════════════════════════════════════ */

/* ─── VARIABLES ─────────────────────────────────────── */
:root {
    --blue: #1B4F8A;
    --blue-dark: #143D6D;
    --blue-light: #2E9EE8;
    --blue-pale: #EAF4FD;
    --white: #FFFFFF;
    --gray-50: #F7F9FC;
    --gray-100: #EEF1F6;
    --gray-300: #C5CDD8;
    --gray-500: #7A8799;
    --gray-700: #3E4C5E;
    --black: #101820;
    --accent: #2E9EE8;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 2px 12px rgba(27, 79, 138, .08);
    --shadow-md: 0 8px 32px rgba(27, 79, 138, .14);
    --shadow-lg: 0 20px 60px rgba(27, 79, 138, .2);
    --transition: .35s cubic-bezier(.4, 0, .2, 1);
    --font-head: 'Barlow Condensed', sans-serif;
    --font-body: 'Barlow', sans-serif;
}

/* ─── RESET & BASE ──────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--gray-700);
    line-height: 1.65;
    overflow-x: hidden;
}

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

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 96px 0;
}

/* ─── SECTION HEADER ────────────────────────────────── */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-family: var(--font-head);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: .04em;
    color: var(--black);
    line-height: 1;
}

.section-tag {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--blue-light);
    background: var(--blue-pale);
    padding: 4px 14px;
    border-radius: 100px;
    margin-bottom: 12px;
}

.section-tag.light {
    color: rgba(255, 255, 255, .9);
    background: rgba(255, 255, 255, .15);
}

/* ─── NAVBAR ────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-100);
    transition: background var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}

.navbar.scrolled {
    background: rgba(16, 24, 32, 0.97);/* negro semi-transparente */
    border-color: rgba(255, 255, 255, 0.07);
    box-shadow: var(--shadow-md);
}

.navbar.scrolled .nav-links a {
    color: rgba(255, 255, 255, 0.75);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
    color: var(--white);
}

.navbar.scrolled .logo-main {
    color: var(--white);
}

.navbar.scrolled .logo-sub {
    color: rgba(255, 255, 255, 0.4);
}

.nav-container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
    flex-shrink: 0;
}

.logo-main {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: .08em;
    color: var(--blue);
}

.logo-sub {
    font-size: .65rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray-500);
}

.nav-links {
    display: flex;
    gap: 32px;
    margin-left: auto;
}

.nav-links a {
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .1em;
    color: var(--gray-700);
    position: relative;
    transition: color var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blue-light);
    transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--blue);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--blue);
    color: var(--white);
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    padding: 10px 20px;
    border-radius: 8px;
    white-space: nowrap;
    transition: background var(--transition), transform var(--transition);
    flex-shrink: 0;
}

.nav-cta:hover {
    background: var(--blue-dark);
    transform: translateY(-1px);
}

.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.nav-burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--blue);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-mobile {
    display: none;
    flex-direction: column;
    background: var(--white);
    border-top: 1px solid var(--gray-100);
    padding: 16px 24px 24px;
    gap: 4px;
}

.nav-mobile a {
    display: block;
    font-size: .9rem;
    font-weight: 600;
    letter-spacing: .08em;
    color: var(--gray-700);
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-100);
    transition: color var(--transition);
}

.nav-mobile a:hover {
    color: var(--blue);
}

.mobile-cta {
    margin-top: 8px;
    display: inline-block !important;
    background: var(--blue);
    color: var(--white) !important;
    padding: 12px 24px !important;
    border-radius: 8px;
    text-align: center;
    border-bottom: none !important;
}

/* ─── HERO ──────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 50%, #2560a8 100%);
    padding-top: 68px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-geo {
    position: absolute;
    border-radius: 50%;
    opacity: .08;
    background: var(--white);
}

.geo-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -200px;
}

.geo-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -150px;
    opacity: .05;
}

.geo-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: 20%;
    transform: translateY(-50%);
    opacity: .04;
}

/* Grid lines overlay */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 48px 24px;
    max-width: 820px;
}

.hero-badge {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--blue-light);
    background: rgba(46, 158, 232, .15);
    border: 1px solid rgba(46, 158, 232, .3);
    padding: 6px 18px;
    border-radius: 100px;
    margin-bottom: 28px;
}

.hero-title {
    font-family: var(--font-head);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 800;
    letter-spacing: .02em;
    line-height: .95;
    margin-bottom: 24px;
    color: var(--white);
}

.title-line {
    display: block;
}

.title-line.accent {
    color: var(--blue-light);
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    font-weight: 400;
    color: rgba(255, 255, 255, .7);
    margin-bottom: 48px;
    letter-spacing: .02em;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
}

.hero-scroll-indicator span {
    display: block;
    width: 2px;
    height: 48px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, .6), transparent);
    margin: 0 auto;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        transform: scaleY(1);
        opacity: .6;
    }

    50% {
        transform: scaleY(.6);
        opacity: .2;
    }
}

/* ─── BUTTONS ───────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: .88rem;
    font-weight: 700;
    letter-spacing: .07em;
    padding: 14px 28px;
    border-radius: 10px;
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--blue-light);
    color: var(--white);
    border-color: var(--blue-light);
}

.btn-primary:hover {
    background: #259bdf;
    border-color: #259bdf;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(46, 158, 232, .4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, .5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, .1);
    border-color: var(--white);
}

/* ─── STRIP ─────────────────────────────────────────── */
.strip {
    background: var(--blue);
    overflow: hidden;
    padding: 14px 0;
}

.strip-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    white-space: nowrap;
    animation: stripScroll 25s linear infinite;
    width: max-content;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .8);
}

.strip-inner a {
    color: var(--blue-light);
}

.strip-inner a:hover {
    text-decoration: underline;
}

.strip-divider {
    color: rgba(255, 255, 255, .3);
}

@keyframes stripScroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ─── NOSOTROS ──────────────────────────────────────── */
.nosotros {
    background: var(--white);
}

.nosotros-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.nosotros-text .lead-text {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--black);
    margin-bottom: 20px;
    line-height: 1.6;
}

.nosotros-text p {
    margin-bottom: 16px;
    color: var(--gray-700);
}

.inline-link {
    display: inline-flex;
    align-items: center;
    color: var(--blue);
    font-weight: 600;
    font-size: .9rem;
    margin-top: 8px;
    transition: color var(--transition);
}

.inline-link:hover {
    color: var(--blue-light);
}

.nosotros-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.nos-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius);
    padding: 24px;
    transition: all var(--transition);
}

.nos-card:hover {
    border-color: var(--blue-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.nos-icon {
    color: var(--blue-light);
    margin-bottom: 14px;
}

.nos-card h4 {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: .04em;
    color: var(--black);
    margin-bottom: 8px;
}

.nos-card p {
    font-size: .86rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* ─── MISIÓN ────────────────────────────────────────── */
.mision {
    position: relative;
    padding: 96px 0;
    overflow: hidden;
}

.mision-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    z-index: 0;
}

.mision-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.mision .container {
    position: relative;
    z-index: 1;
}

.mision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-bottom: 64px;
}

.mision-block h3 {
    font-family: var(--font-head);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: .06em;
    color: var(--white);
    margin-bottom: 20px;
}

.mision-block p {
    color: rgba(255, 255, 255, .8);
    margin-bottom: 14px;
    line-height: 1.7;
}

.mision-block strong {
    color: var(--blue-light);
}

.pilares {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pilar {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition);
}

.pilar:hover {
    background: rgba(255, 255, 255, .12);
    border-color: rgba(255, 255, 255, .25);
    transform: translateY(-4px);
}

.pilar-num {
    font-family: var(--font-head);
    font-size: 3rem;
    font-weight: 800;
    color: var(--blue-light);
    opacity: .6;
    line-height: 1;
    margin-bottom: 12px;
}

.pilar h4 {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: .04em;
    color: var(--white);
    margin-bottom: 10px;
}

.pilar p {
    font-size: .88rem;
    color: rgba(255, 255, 255, .65);
    line-height: 1.6;
}

/* ─── PERSONAL ──────────────────────────────────────── */
.personal {
    background: var(--gray-50);
}

.personal-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.personal-text .section-tag {
    margin-bottom: 12px;
}

.personal-text h2 {
    font-family: var(--font-head);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: .06em;
    color: var(--black);
    margin-bottom: 24px;
    line-height: 1;
}

.personal-text .lead-text {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--black);
    margin-bottom: 16px;
}

.personal-text p {
    color: var(--gray-700);
}

.personal-visual {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.personal-stat {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.personal-stat::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--blue-light), var(--blue));
}

.personal-stat:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.stat-num {
    font-family: var(--font-head);
    font-size: 3rem;
    font-weight: 800;
    color: var(--blue);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-num sup {
    font-size: 1.4rem;
    vertical-align: super;
}

.stat-label {
    font-size: .82rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--gray-500);
}

/* ─── SERVICIOS ─────────────────────────────────────── */
.servicios {
    background: var(--white);
}

.servicios-intro {
    max-width: 680px;
    margin: 0 auto 64px;
    text-align: center;
}

.servicios-intro p {
    font-size: 1.05rem;
    color: var(--gray-700);
    margin-bottom: 28px;
    line-height: 1.7;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.srv-card {
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    position: relative;
    background: var(--gray-50);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.srv-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: var(--blue-light);
}

.srv-card.srv-featured {
    background: var(--blue);
    border-color: var(--blue);
    color: var(--white);
}

.srv-icon-wrap {
    color: var(--blue-light);
    margin-bottom: 16px;
}

.srv-featured .srv-icon-wrap {
    color: rgba(255, 255, 255, .9);
}

.srv-num {
    font-family: var(--font-head);
    font-size: 4rem;
    font-weight: 800;
    color: #363636;
    line-height: 1;
    position: absolute;
    top: 24px;
    right: 28px;
    letter-spacing: .02em;
}

.srv-num2 {
    font-family: var(--font-head);
    font-size: 4rem;
    font-weight: 800;
    color: #d3d3d3;
    line-height: 1;
    position: absolute;
    top: 24px;
    right: 28px;
    letter-spacing: .02em;
}

.srv-featured .srv-num {
    color: rgba(255, 255, 255, .1);
}

.srv-badge {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    background: var(--blue-light);
    color: var(--white);
    padding: 3px 12px;
    border-radius: 100px;
    margin-bottom: 10px;
}

.srv-card h3 {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: .04em;
    color: var(--black);
    margin-bottom: 16px;
}

.srv-featured h3 {
    color: var(--white);
}

.srv-card p {
    font-size: .9rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 20px;
}

.srv-featured p {
    color: rgba(255, 255, 255, .75);
}

.srv-list {
    margin-bottom: 28px;
    flex: 1;
}

.srv-list li {
    font-size: .86rem;
    color: var(--gray-700);
    padding: 6px 0;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    gap: 8px;
}

.srv-list li::before {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--blue-light);
    flex-shrink: 0;
}

.srv-featured .srv-list li {
    color: rgba(255, 255, 255, .8);
    border-color: rgba(255, 255, 255, .12);
}

.srv-featured .srv-list li::before {
    background: var(--blue-light);
}

.srv-link {
    font-size: .84rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--blue);
    transition: color var(--transition);
    margin-top: auto;
}

.srv-link:hover {
    color: var(--blue-light);
}

.featured-link {
    color: rgba(255, 255, 255, .9);
}

.featured-link:hover {
    color: var(--white);
}

/* ─── CONTACTO ──────────────────────────────────────── */
.contacto {
    position: relative;
    overflow: hidden;
}

.contacto-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--blue-dark) 0%, #112E56 100%);
}

.contacto .container {
    position: relative;
    z-index: 1;
}

.contacto .section-header h2 {
    color: var(--white);
}

.contacto-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contacto-card {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
}

.contacto-card:hover {
    background: rgba(255, 255, 255, .12);
    border-color: rgba(255, 255, 255, .22);
    transform: translateY(-4px);
}

.suc-icon {
    color: var(--blue-light);
    margin-bottom: 16px;
}

.contacto-card h3 {
    font-family: var(--font-head);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: .06em;
    color: var(--white);
    margin-bottom: 8px;
}

.contacto-card>p {
    font-size: .88rem;
    color: rgba(255, 255, 255, .6);
    margin-bottom: 20px;
    line-height: 1.5;
}

.contacto-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contacto-info a {
    font-size: .88rem;
    color: rgba(255, 255, 255, .8);
    transition: color var(--transition);
}

.contacto-info a:hover {
    color: var(--blue-light);
}

.contacto-redes h3 {
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: .88rem;
    font-weight: 600;
    padding: 10px 16px;
    border-radius: 8px;
    transition: all var(--transition);
    background: rgba(255, 255, 255, .07);
    color: rgba(255, 255, 255, .85);
    border: 1px solid rgba(255, 255, 255, .1);
}

.social-btn:hover {
    background: rgba(255, 255, 255, .15);
    color: var(--white);
}

.social-btn.instagram:hover {
    border-color: #e1306c;
}

.social-btn.facebook:hover {
    border-color: #1877f2;
}

.social-btn.email:hover {
    border-color: var(--blue-light);
}

.social-btn.web:hover {
    border-color: var(--blue-light);
}

/* ─── FOOTER ────────────────────────────────────────── */
.footer {
    background: var(--black);
    padding: 56px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-brand .logo-main {
    color: var(--blue-light);
}

.footer-brand .logo-sub {
    color: rgba(255, 255, 255, .4);
}

.footer-brand p {
    font-size: .88rem;
    color: rgba(255, 255, 255, .45);
    margin-top: 12px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: .88rem;
    font-weight: 600;
    letter-spacing: .06em;
    color: rgba(255, 255, 255, .5);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--blue-light);
}

.footer-social {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, .07);
    color: rgba(255, 255, 255, .6);
    border: 1px solid rgba(255, 255, 255, .1);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--blue);
    color: var(--white);
    border-color: var(--blue);
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: .78rem;
    color: rgba(255, 255, 255, .3);
    letter-spacing: .04em;
}

/* ─── WHATSAPP FAB ──────────────────────────────────── */
.whatsapp-fab {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, .5);
    transition: all var(--transition);
    animation: fabPulse 3s ease-in-out infinite;
}

.whatsapp-fab:hover {
    background: #1db954;
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37, 211, 102, .6);
}

@keyframes fabPulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, .5);
    }

    50% {
        box-shadow: 0 4px 32px rgba(37, 211, 102, .75);
    }
}

/* ─── REVEAL ANIMATIONS ─────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1);
}

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

/* ─── RESPONSIVE ────────────────────────────────────── */
@media (max-width: 1024px) {
    .nosotros-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .servicios-grid {
        grid-template-columns: 1fr;
    }

    .mision-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pilares {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .contacto-grid {
        grid-template-columns: 1fr;
    }

    .personal-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-social {
        flex-direction: row;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 64px 0;
    }

    .nosotros-cards {
        grid-template-columns: 1fr;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .nav-burger {
        display: flex;
    }

    .nav-mobile.open {
        display: flex;
    }

    .hero-title {
        font-size: clamp(2.8rem, 14vw, 5rem);
    }

    .strip-inner {
        animation: none;
    }

    .srv-card {
        padding: 28px 24px;
    }

    .whatsapp-fab {
        bottom: 20px;
        right: 20px;
    }
}

/* REVEAL */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

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

/* MOBILE MENU */
.nav-mobile {
    display: none;
}

.nav-mobile.active {
    display: flex;
    flex-direction: column;
}

/* NAVBAR SCROLL */
.navbar.scrolled {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
        max-width: 320px;
    }
}