/* ============================================================
   ASFACON INGENIERÍA S.A.S. — Main Stylesheet
   Version: 2.0 | Design: Premium Dark/Light
   ============================================================ */

/* ── Google Fonts ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Montserrat:wght@600;700;800;900&display=swap');

/* ── CSS Variables ───────────────────────────────────────── */
:root {
    --color-primary: #2E4A8C;
    --color-primary-dark: #1C3068;
    --color-primary-light: #4A6BB5;
    --color-accent: #546799;
    --color-accent-dark: #3A5080;
    --color-dark: #1A1A2E;
    --color-gray-900: #1E1E2E;
    --color-gray-800: #2D2D3F;
    --color-gray-700: #555577;
    --color-gray-500: #888899;
    --color-gray-300: #CCCCDD;
    --color-gray-100: #F2F2F8;
    --color-white: #FFFFFF;
    --color-bg: #F8F9FC;

    --font-main: 'Inter', sans-serif;
    --font-heading: 'Montserrat', sans-serif;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, .12);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, .16);
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, .22);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 9999px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    --header-h: 90px;
}

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

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

body {
    font-family: var(--font-main);
    color: var(--color-dark);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
    font-family: inherit;
}

input,
textarea,
select {
    font-family: inherit;
}

/* ── Typography ──────────────────────────────────────────── */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    color: #f9f9f9;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section-label::before {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-gray-700);
    max-width: 600px;
    line-height: 1.8;
}

/* ── Containers ──────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-sm {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-sm {
    padding: 60px 0;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-size: .95rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: .03em;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(46, 74, 140, .35);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(46, 74, 140, .45);
}

.btn-outline {
    border: 2px solid var(--color-white);
    color: var(--color-white);
    background: transparent;
}

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

.btn-primary-dark {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(46, 74, 140, .3);
}

.btn-primary-dark:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 22px;
    font-size: .85rem;
}

.btn-lg {
    padding: 18px 44px;
    font-size: 1.05rem;
}

/* ── TOP BAR ─────────────────────────────────────────────── */
.top-bar {
    background: var(--color-gray-900);
    padding: 9px 0;
    font-size: .8rem;
    color: var(--color-gray-300);
}

.top-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar a {
    color: var(--color-gray-300);
    transition: var(--transition);
}

.top-bar a:hover {
    color: var(--color-accent);
}

.top-bar i {
    color: var(--color-accent);
    margin-right: 4px;
}

.top-bar .social-links {
    display: flex;
    gap: 12px;
}

.top-bar .social-links a {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .07);
    border-radius: var(--radius-full);
    font-size: .85rem;
    transition: var(--transition);
}

.top-bar .social-links a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, .97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, .08);
    transition: var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    gap: 24px;
}

.logo img {
    height: 64px;
    width: auto;
}

/* NAV */
.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav a {
    padding: 8px 12px;
    border-radius: var(--radius-full);
    font-size: .83rem;
    font-weight: 600;
    color: var(--color-gray-700);
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
    transform: scaleX(0);
    transition: var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--color-primary);
    background: rgba(46, 74, 140, .06);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    transform: scaleX(1);
}

/* Dropdown servicios */
.nav-item {
    position: relative;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 240px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    border-top: 3px solid var(--color-accent);
}

.nav-item:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: .875rem;
    color: var(--color-gray-800);
    width: 100%;
}

.nav-dropdown a i {
    color: var(--color-accent);
    width: 16px;
}

.nav-dropdown a:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-phone a {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .875rem;
    font-weight: 600;
    color: var(--color-primary);
}

.header-phone a i {
    color: var(--color-accent);
}

/* Mobile hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: var(--transition);
    border-radius: 2px;
}

.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── HERO SECTION ────────────────────────────────────────── */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-gray-900);
}

.hero-video,
.hero-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(26, 26, 46, .88) 0%,
            rgba(46, 74, 140, .55) 50%,
            rgba(0, 0, 0, .4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(46, 74, 140, .25);
    border: 1px solid rgba(84, 103, 153, .5);
    color: var(--color-white);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.2rem, 5.5vw, 4.2rem);
    font-weight: 900;
    line-height: 1.05;
    color: var(--color-white);
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, .4);
}

.hero-title span {
    color: var(--color-accent);
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 36px;
    max-width: 560px;
    line-height: 1.8;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    position: absolute;
    bottom: 40px;
    left: 0;
    right: 0;
    z-index: 2;
}

.hero-stats-inner {
    display: flex;
    gap: 1px;
    background: rgba(255, 255, 255, .1);
    border-radius: var(--radius-md);
    overflow: hidden;
    backdrop-filter: blur(10px);
    max-width: 700px;
}

.hero-stat {
    flex: 1;
    padding: 20px 24px;
    text-align: center;
    color: var(--color-white);
    background: rgba(255, 255, 255, .04);
}

.hero-stat-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    color: #ffffff;
    line-height: 1;
}

.hero-stat-label {
    font-size: .75rem;
    color: rgba(255, 255, 255, .75);
    margin-top: 4px;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    right: 40px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, .6);
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.scroll-indicator-dot {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollDot 2s ease infinite;
}

@keyframes scrollDot {

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

    50% {
        transform: scaleY(.5);
        opacity: .5
    }
}

/* ── SERVICES SECTION ────────────────────────────────────── */
.services {
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 60px;
}

.service-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 480px;
    cursor: pointer;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}

.service-card:hover .service-card-img {
    transform: scale(1.08);
}

.service-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 46, .95) 0%, rgba(26, 26, 46, .3) 60%, transparent 100%);
    transition: var(--transition);
}

.service-card:hover .service-card-overlay {
    background: linear-gradient(to top, rgba(46, 74, 140, .95) 0%, rgba(46, 74, 140, .5) 60%, rgba(46, 74, 140, .2) 100%);
}

.service-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    color: var(--color-white);
    transform: translateY(0);
    transition: var(--transition);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-white);
    margin-bottom: 16px;
    box-shadow: 0 4px 16px rgba(46, 74, 140, .35);
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.service-card p {
    font-size: .875rem;
    color: rgba(255, 255, 255, .8);
    line-height: 1.7;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: .85rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0;
    transform: translateY(8px);
    transition: var(--transition);
}

.service-card:hover .service-card-link {
    opacity: 1;
    transform: translateY(0);
}

/* ── ABOUT SECTION ───────────────────────────────────────── */
.about {
    background: var(--color-bg);
}

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

.about-image-wrapper {
    position: relative;
}

.about-image-main {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    aspect-ratio: 4/5;
    object-fit: cover;
}

.about-badge-float {
    position: absolute;
    bottom: -24px;
    right: -24px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    padding: 20px 28px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-badge-num {
    font-size: 2.5rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--color-accent);
}

.about-badge-txt {
    font-size: .8rem;
    color: rgba(255, 255, 255, .8);
    margin-top: 2px;
}

.about-content .section-label {
    margin-bottom: 16px;
}

.about-text {
    margin: 20px 0 32px;
    font-size: 1rem;
    color: var(--color-gray-700);
}

.certs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 28px;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-300);
    box-shadow: var(--shadow-sm);
}

.cert-item i {
    color: var(--color-accent);
    font-size: 1.1rem;
}

.cert-item span {
    font-size: .85rem;
    font-weight: 600;
    color: var(--color-dark);
}

.stats-row {
    display: flex;
    gap: 32px;
    margin: 32px 0;
    border-top: 1px solid var(--color-gray-300);
    border-bottom: 1px solid var(--color-gray-300);
    padding: 24px 0;
}

.stat-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
}

.stat-item span {
    font-size: .8rem;
    color: var(--color-gray-500);
}

/* ── PROJECTS SECTION ────────────────────────────────────── */
.projects {
    background: var(--color-dark);
}

.projects .section-title {
    color: var(--color-white);
}

.projects .section-label {
    color: var(--color-accent);
}

.projects .section-desc {
    color: rgba(255, 255, 255, .65);
}

.section-header {
    margin-bottom: 60px;
}

.section-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
}

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

.project-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-gray-900);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, .06);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(84, 103, 153, .45);
}

.project-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.project-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.project-card:hover .project-img-wrap img {
    transform: scale(1.06);
}

.project-type-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-accent);
    color: var(--color-dark);
    font-size: .7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: .08em;
}

.project-body {
    padding: 24px;
}

.project-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}

.project-meta {
    display: flex;
    gap: 16px;
    margin-top: 14px;
    flex-wrap: wrap;
}

.project-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: .78rem;
    color: rgba(255, 255, 255, .5);
}

.project-meta i {
    color: var(--color-accent);
}

/* ── NEWS SECTION ────────────────────────────────────────── */
.news {
    background: var(--color-bg);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 60px;
}

.news-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, .04);
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.news-img-wrap {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.news-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.news-card:hover .news-img-wrap img {
    transform: scale(1.05);
}

.news-body {
    padding: 24px;
}

.news-category {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--color-primary);
    background: rgba(46, 74, 140, .08);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    margin-bottom: 12px;
}

.news-body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-body p {
    font-size: .875rem;
    color: var(--color-gray-700);
    line-height: 1.7;
}

.news-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--color-gray-100);
}

.news-date {
    font-size: .78rem;
    color: var(--color-gray-500);
}

.news-link {
    font-size: .82rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--color-accent);
    gap: 8px;
}

/* ── CTA SECTION ─────────────────────────────────────────── */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, .08) 0, transparent 40%),
        radial-gradient(circle at 80% 50%, rgba(84, 103, 153, .15) 0, transparent 40%);
}

.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    color: var(--color-white);
}

.cta-inner h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: 16px;
}

.cta-inner p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, .8);
    margin-bottom: 40px;
}

/* Contact Info Bar */
.cta-contacts {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, .8);
    font-size: .9rem;
}

.cta-contact-item i {
    color: var(--color-accent);
    font-size: 1.1rem;
}

.cta-contact-item a {
    color: rgba(255, 255, 255, .8);
    transition: var(--transition);
}

.cta-contact-item a:hover {
    color: var(--color-accent);
}

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
    background: var(--color-gray-900);
    color: rgba(255, 255, 255, .7);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
}

.footer-logo {
    height: 54px;
    width: auto;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: .875rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, .6);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: .9rem;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: .875rem;
    color: rgba(255, 255, 255, .6);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-links a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-links a i {
    color: var(--color-accent);
    font-size: .75rem;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    font-size: .875rem;
    color: rgba(255, 255, 255, .6);
}

.footer-contact i {
    color: var(--color-accent);
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .07);
    border-radius: var(--radius-full);
    color: rgba(255, 255, 255, .7);
    transition: var(--transition);
    font-size: .95rem;
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .08);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: .8rem;
    color: rgba(255, 255, 255, .4);
}

.footer-bottom a {
    color: rgba(255, 255, 255, .6);
    transition: var(--transition);
}

.footer-bottom a:hover {
    color: var(--color-accent);
}

/* ── WHATSAPP FLOAT ──────────────────────────────────────── */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 500;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.7rem;
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, .45);
    transition: var(--transition);
    animation: waPulse 2.5s infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.1);
}

@keyframes waPulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, .45)
    }

    50% {
        box-shadow: 0 4px 40px rgba(37, 211, 102, .7), 0 0 0 12px rgba(37, 211, 102, .1)
    }
}

/* ── AOS Animations ──────────────────────────────────────── */
[data-aos] {
    opacity: 0;
    transition: opacity .6s ease, transform .6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

/* ── Inner Pages ─────────────────────────────────────────── */
.page-hero {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    padding: 100px 0 80px;
    color: var(--color-white);
    margin-top: 0;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, .08) 0, transparent 70%);
}

.page-hero-content {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    color: var(--color-white);
    margin-bottom: 12px;
}

.breadcrumb {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: .875rem;
    color: rgba(255, 255, 255, .7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, .7);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb i {
    font-size: .7rem;
}

/* Service Page */
.service-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.service-detail-content h2 {
    margin: 32px 0 16px;
    font-size: 1.6rem;
}

.service-detail-content p {
    font-size: 1rem;
    color: var(--color-gray-700);
    margin-bottom: 16px;
    line-height: 1.8;
}

.service-features {
    list-style: none;
    margin: 24px 0;
}

.service-features li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.service-features li i {
    color: var(--color-accent);
    margin-top: 3px;
}

.service-sidebar {
    position: sticky;
    top: 120px;
}

.sidebar-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: 24px;
}

.sidebar-card-header {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.sidebar-card-body {
    padding: 24px;
}

/* ── Contact Page ────────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    font-size: .85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    color: var(--color-dark);
    transition: var(--transition);
    background: var(--color-white);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(46, 74, 140, .08);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-info-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    background: rgba(46, 74, 140, .08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.2rem;
}

.contact-info-text strong {
    display: block;
    font-size: .9rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-info-text span {
    font-size: .875rem;
    color: var(--color-gray-700);
}

/* Map */
.map-wrapper {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-wrapper iframe {
    display: block;
    width: 100%;
    border: 0;
}

/* ── Alert Messages ──────────────────────────────────────── */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: .9rem;
    border-left: 4px solid;
}

.alert-success {
    background: #f0fdf4;
    border-color: #22c55e;
    color: #15803d;
}

.alert-error {
    background: #fef2f2;
    border-color: #ef4444;
    color: #dc2626;
}

.alert-info {
    background: #eff6ff;
    border-color: #3b82f6;
    color: #1d4ed8;
}

/* ── Pagination ──────────────────────────────────────────── */
.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 48px;
}

.pagination a,
.pagination span {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: .875rem;
    transition: var(--transition);
    border: 1.5px solid var(--color-gray-300);
    color: var(--color-gray-700);
}

.pagination a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.pagination .current {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width:1024px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-card {
        height: 380px;
    }

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

    .about-image-wrapper {
        display: none;
    }

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

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

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

    .service-detail-grid {
        grid-template-columns: 1fr;
    }

    .service-sidebar {
        position: static;
    }

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

@media (max-width:768px) {
    :root {
        --header-h: 70px;
    }

    .top-bar {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .main-nav,
    .header-phone,
    .header-cta .btn {
        display: none;
    }

    .main-nav.mobile-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: var(--color-white);
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 4px;
        z-index: 900;
    }

    .main-nav.mobile-open a {
        padding: 12px 16px;
        border-radius: var(--radius-sm);
        width: 100%;
    }

    .nav-dropdown {
        display: none;
        position: static;
        box-shadow: none;
        border: none;
        padding: 0 16px;
    }

    .nav-item.open .nav-dropdown {
        display: flex;
        flex-direction: column;
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-stats {
        display: none;
    }

    .scroll-indicator {
        display: none;
    }

    .section {
        padding: 60px 0;
    }

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

    .service-card {
        height: 320px;
    }

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

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

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

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

    .about-badge-float {
        display: none;
    }

    .stats-row {
        flex-wrap: wrap;
        gap: 20px;
    }

    .cta-contacts {
        flex-direction: column;
        gap: 16px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width:480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.7rem;
    }

    .hero-btns {
        flex-direction: column;
    }

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