/* =============================================================
   BuildShield — Main Stylesheet
   Premium Construction & Waterproofing Landing Page
   ============================================================= */

/* ----- CSS Custom Properties (Design Tokens) ----- */
:root {
    /* Primary Palette — Orange */
    --clr-primary:       #fb7a38;
    --clr-primary-dark:  #e0621c;
    --clr-primary-light: #fc9a64;

    /* Neutral Palette — Navy */
    --clr-dark:          #0B1D3A;
    --clr-dark-2:        #0F2444;
    --clr-dark-3:        #17325E;
    --clr-gray:          #6B7280;
    --clr-gray-light:    #9CA3AF;
    --clr-light:         #F3F4F6;
    --clr-white:         #FFFFFF;

    /* Accent */
    --clr-success:       #22C55E;
    --clr-error:         #EF4444;

    /* Typography — Poppins */
    --ff-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --ff-body:    'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-py: 6rem;
    --container-max: 1240px;
    --gap: 2rem;

    /* Borders & Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
    --shadow-md:  0 8px 30px rgba(0,0,0,.12);
    --shadow-lg:  0 20px 60px rgba(0,0,0,.18);
    --shadow-glow: 0 0 30px rgba(251,122,56,.3);

    /* Transitions */
    --ease: cubic-bezier(.4,0,.2,1);
    --speed: .35s;

    /* Glassmorphism */
    --glass-bg: rgba(255,255,255,.07);
    --glass-border: rgba(255,255,255,.12);
    --glass-blur: 16px;

    /* Navbar */
    --navbar-h: 80px;
}


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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--navbar-h);
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--ff-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--clr-dark);
    background: var(--clr-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--speed) var(--ease);
}

ul { list-style: none; }

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

input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}


/* =============================================================
   UTILITY CLASSES
   ============================================================= */
.highlight {
    color: var(--clr-primary);
}

.section {
    padding: var(--section-py) 0;
    position: relative;
}

.section__header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 3.5rem;
}

.section__tag {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-primary);
    margin-bottom: .75rem;
}

.section__title {
    font-family: var(--ff-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--clr-dark);
    margin-bottom: 1rem;
}

.section__desc {
    font-size: 1.05rem;
    color: var(--clr-gray);
    line-height: 1.7;
}


/* =============================================================
   BUTTONS
   ============================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    font-weight: 600;
    font-size: .95rem;
    padding: .8rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--speed) var(--ease);
    white-space: nowrap;
    border: 2px solid transparent;
}

.btn--primary {
    background: var(--clr-primary);
    color: var(--clr-dark);
    border-color: var(--clr-primary);
}
.btn--primary:hover {
    background: var(--clr-primary-dark);
    border-color: var(--clr-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn--outline {
    background: transparent;
    color: var(--clr-white);
    border-color: rgba(255,255,255,.4);
}
.btn--outline:hover {
    background: var(--clr-white);
    color: var(--clr-dark);
    border-color: var(--clr-white);
}

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

.btn--lg { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn--block { width: 100%; }


/* =============================================================
   NAVBAR
   ============================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background var(--speed) var(--ease),
                box-shadow var(--speed) var(--ease),
                padding var(--speed) var(--ease);
    padding: .5rem 0;
}

.navbar.scrolled {
    background: rgba(15, 17, 20, .97);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0,0,0,.3);
    padding: 0;
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--navbar-h);
}

/* Logo */
.navbar__logo {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: 1.5rem;
    color: var(--clr-white);
    font-weight: 700;
    z-index: 1001;
}
.navbar__logo i {
    color: var(--clr-primary);
    font-size: 1.6rem;
}

/* Nav Links */
.navbar__nav {
    display: flex;
    align-items: center;
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: .25rem;
}

.nav-link {
    position: relative;
    padding: .5rem 1rem;
    font-size: .9rem;
    font-weight: 500;
    color: rgba(255,255,255,.75);
    transition: color var(--speed) var(--ease);
}
.nav-link:hover,
.nav-link.active {
    color: var(--clr-primary);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--clr-primary);
    transform: translateX(-50%);
    transition: width var(--speed) var(--ease);
}
.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

/* Phone CTA */
.navbar__cta {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .6rem 1.25rem;
    font-size: .9rem;
    font-weight: 600;
    color: var(--clr-dark);
    background: var(--clr-primary);
    border-radius: var(--radius-full);
    transition: all var(--speed) var(--ease);
}
.navbar__cta:hover {
    background: var(--clr-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

/* Hamburger */
.navbar__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: .5rem;
    z-index: 1001;
}
.navbar__hamburger .bar {
    display: block;
    width: 26px;
    height: 3px;
    background: var(--clr-white);
    border-radius: 2px;
    transition: all var(--speed) var(--ease);
}
.navbar__hamburger.active .bar:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.navbar__hamburger.active .bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar__hamburger.active .bar:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }


/* =============================================================
   HERO SECTION
   ============================================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--clr-dark);
    background-image: url('https://images.unsplash.com/photo-1632759145351-1d592919f522?w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: calc(var(--navbar-h) + 2rem) 0 3rem;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11,29,58,.93) 0%, rgba(11,29,58,.75) 50%, rgba(11,29,58,.88) 100%);
    z-index: 1;
}

.hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 3rem;
    align-items: center;
}

/* Hero Content */
.hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: 1.5rem;
}
.badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .8rem;
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--clr-primary);
    background: rgba(251,122,56,.1);
    border: 1px solid rgba(251,122,56,.25);
    border-radius: var(--radius-full);
}

.hero__title {
    font-family: var(--ff-heading);
    font-size: clamp(2.25rem, 5.5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--clr-white);
    margin-bottom: 1.25rem;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: rgba(255,255,255,.7);
    max-width: 540px;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero__cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Glass Card (Lead Form) */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.glass-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--clr-white);
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: .25rem;
}
.glass-card__title i { color: var(--clr-primary); }

.glass-card__sub {
    font-size: .85rem;
    color: rgba(255,255,255,.5);
    margin-bottom: 1.25rem;
}

.glass-card__note {
    font-size: .75rem;
    color: rgba(255,255,255,.4);
    text-align: center;
    margin-top: .75rem;
}
.glass-card__note i { color: var(--clr-success); }

/* Lead Form Inputs */
.lead-form .form-group {
    margin-bottom: .75rem;
}
.lead-form input,
.lead-form select {
    width: 100%;
    padding: .75rem 1rem;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--radius-sm);
    color: var(--clr-white);
    font-size: .9rem;
    transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}
.lead-form input::placeholder { color: rgba(255,255,255,.4); }
.lead-form input:focus,
.lead-form select:focus {
    outline: none;
    border-color: var(--clr-primary);
    background: rgba(255,255,255,.12);
}
.lead-form select { cursor: pointer; }
.lead-form select option { background: var(--clr-dark-2); color: var(--clr-white); }

/* Scroll Indicator */
.hero__scroll-down {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    color: rgba(255,255,255,.4);
}
.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255,255,255,.3);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}
.mouse__wheel {
    width: 3px;
    height: 8px;
    background: var(--clr-primary);
    border-radius: 2px;
    animation: scrollWheel 2s ease-in-out infinite;
}
@keyframes scrollWheel {
    0%   { opacity: 1; transform: translateY(0); }
    50%  { opacity: .4; transform: translateY(8px); }
    100% { opacity: 1; transform: translateY(0); }
}
.hero__scroll-text {
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}


/* =============================================================
   ABOUT SECTION
   ============================================================= */
.about { background: var(--clr-light); }

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

/* Image Side */
.about__images {
    position: relative;
}
.about__img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about__img-main img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}
.about__img-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 4px solid var(--clr-white);
    box-shadow: var(--shadow-md);
}
.about__img-accent img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}
.about__experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 110px;
    height: 110px;
    background: var(--clr-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}
.about__experience-num {
    font-family: var(--ff-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--clr-dark);
    line-height: 1;
}
.about__experience-text {
    font-size: .6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--clr-dark);
    text-align: center;
    line-height: 1.3;
}

/* Content Side */
.about__text {
    font-size: 1.05rem;
    color: var(--clr-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}
.about__feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}
.about__feature-icon {
    font-size: 1.25rem;
    color: var(--clr-primary);
    margin-top: .15rem;
    flex-shrink: 0;
}
.about__feature h4 {
    font-size: .95rem;
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: .15rem;
}
.about__feature p {
    font-size: .85rem;
    color: var(--clr-gray);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    background: var(--clr-dark);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
}
.stats__item {
    text-align: center;
}
.stats__icon {
    font-size: 1.5rem;
    color: var(--clr-primary);
    margin-bottom: .75rem;
}
.stats__number {
    display: block;
    font-family: var(--ff-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--clr-white);
    line-height: 1;
    margin-bottom: .35rem;
}
.stats__number::after { content: '+'; }
.stats__label {
    font-size: .8rem;
    color: var(--clr-gray-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}


/* =============================================================
   SERVICES SECTION
   ============================================================= */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.service-card {
    background: var(--clr-white);
    border: 1px solid rgba(0,0,0,.06);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: all var(--speed) var(--ease);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--clr-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--speed) var(--ease);
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.service-card:hover::before {
    transform: scaleX(1);
}

.service-card__icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--clr-dark);
    margin-bottom: 1.25rem;
}

.service-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: .75rem;
}

.service-card__desc {
    font-size: .9rem;
    color: var(--clr-gray);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.service-card__link {
    font-size: .85rem;
    font-weight: 600;
    color: var(--clr-primary);
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    transition: gap var(--speed) var(--ease);
}
.service-card__link:hover { gap: .65rem; }


/* =============================================================
   PROCESS / TIMELINE SECTION
   ============================================================= */
.process {
    background: var(--clr-dark);
}
.process .section__tag { color: var(--clr-primary); }
.process .section__title { color: var(--clr-white); }
.process .section__desc { color: var(--clr-gray-light); }

.process__timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
    position: relative;
}

.process__step {
    position: relative;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.process__step-num {
    font-family: var(--ff-heading);
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
    margin-bottom: .5rem;
}

.process__step-content {
    background: var(--clr-dark-2);
    border: 1px solid var(--clr-dark-3);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.25rem;
    transition: all var(--speed) var(--ease);
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.process__step:hover .process__step-content {
    border-color: var(--clr-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(251,122,56,.1);
}

.process__step-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(251,122,56,.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--clr-primary);
    margin: 0 auto 1rem;
}

.process__step-content h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--clr-white);
    margin-bottom: .5rem;
}
.process__step-content p {
    font-size: .85rem;
    color: var(--clr-gray-light);
    line-height: 1.6;
}


/* =============================================================
   PROJECTS / GALLERY
   ============================================================= */
.projects__filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .5rem;
    margin-bottom: 2.5rem;
}

.filter-btn {
    padding: .55rem 1.4rem;
    font-size: .85rem;
    font-weight: 600;
    color: var(--clr-gray);
    border: 2px solid var(--clr-light);
    border-radius: var(--radius-full);
    background: var(--clr-white);
    transition: all var(--speed) var(--ease);
}
.filter-btn:hover,
.filter-btn.active {
    color: var(--clr-dark);
    background: var(--clr-primary);
    border-color: var(--clr-primary);
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.project-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    transition: transform var(--speed) var(--ease), opacity var(--speed) var(--ease);
}
.project-item.hidden {
    display: none;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.project-item:hover img {
    transform: scale(1.08);
}

.project-item__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(15,17,20,.85) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--speed) var(--ease);
}
.project-item:hover .project-item__overlay {
    opacity: 1;
}

.project-item__cat {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--clr-primary);
    margin-bottom: .25rem;
}
.project-item__overlay h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--clr-white);
}

.project-item__zoom {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--clr-primary);
    color: var(--clr-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9rem;
    transform: scale(0);
    transition: transform var(--speed) var(--ease);
}
.project-item:hover .project-item__zoom {
    transform: scale(1);
}


/* =============================================================
   LIGHTBOX
   ============================================================= */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0,0,0,.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--speed) var(--ease), visibility var(--speed) var(--ease);
}
.lightbox.active {
    opacity: 1;
    visibility: visible;
}
.lightbox__img {
    max-width: 90%;
    max-height: 85vh;
    border-radius: var(--radius-sm);
    object-fit: contain;
    transform: scale(.9);
    transition: transform var(--speed) var(--ease);
}
.lightbox.active .lightbox__img {
    transform: scale(1);
}
.lightbox__close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    font-size: 2.5rem;
    color: var(--clr-white);
    cursor: pointer;
    transition: color var(--speed) var(--ease);
    line-height: 1;
}
.lightbox__close:hover { color: var(--clr-primary); }

.lightbox__prev,
.lightbox__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255,255,255,.1);
    color: var(--clr-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--speed) var(--ease);
    border: 1px solid rgba(255,255,255,.15);
}
.lightbox__prev { left: 1.5rem; }
.lightbox__next { right: 1.5rem; }
.lightbox__prev:hover,
.lightbox__next:hover {
    background: var(--clr-primary);
    color: var(--clr-dark);
    border-color: var(--clr-primary);
}


/* =============================================================
   CALCULATOR PLACEHOLDER
   ============================================================= */
.calculator {
    background: var(--clr-light);
}

.calculator__card {
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
    background: var(--clr-white);
    border-radius: var(--radius-lg);
    padding: 3.5rem 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,.05);
    position: relative;
    overflow: hidden;
}

.calculator__icon-wrap {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--clr-primary);
}

.calculator__pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(251,122,56,.12);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: .6; }
    50%      { transform: scale(1.3); opacity: 0; }
}

.calculator__desc {
    font-size: 1rem;
    color: var(--clr-gray);
    max-width: 480px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.calculator__loader {
    max-width: 320px;
    margin: 0 auto 2rem;
}
.calculator__loader-bar {
    width: 100%;
    height: 6px;
    background: var(--clr-light);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: .75rem;
}
.calculator__loader-fill {
    width: 65%;
    height: 100%;
    background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
    border-radius: var(--radius-full);
    animation: loaderFill 3s ease-in-out infinite;
}
@keyframes loaderFill {
    0%   { width: 15%; }
    50%  { width: 75%; }
    100% { width: 15%; }
}
.calculator__loader-text {
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-primary);
}


/* =============================================================
   TESTIMONIALS
   ============================================================= */
.testimonials {
    background: var(--clr-dark);
}
.testimonials .section__tag { color: var(--clr-primary); }
.testimonials .section__title { color: var(--clr-white); }
.testimonials .section__desc { color: var(--clr-gray-light); }

.testimonials__slider {
    position: relative;
    overflow: hidden;
}

.testimonials__track {
    display: flex;
    transition: transform .5s var(--ease);
}

.testimonial-card {
    min-width: 100%;
    padding: 0.5rem 1rem;
}

@media (min-width: 768px) {
    .testimonial-card {
        min-width: 50%;
    }
}
@media (min-width: 1024px) {
    .testimonial-card {
        min-width: 50%;
    }
}

.testimonial-card__inner {
    background: var(--clr-dark-2);
    border: 1px solid var(--clr-dark-3);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--speed) var(--ease);
}
.testimonial-card__inner:hover {
    transform: translateY(-5px);
    border-color: rgba(251, 122, 56, 0.4);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
}

.testimonial-card__quote {
    position: absolute;
    right: 1.5rem;
    bottom: 1rem;
    font-size: 4rem;
    color: rgba(251, 122, 56, 0.07);
    pointer-events: none;
}

.testimonial-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.testimonial-card__stars {
    color: var(--clr-primary);
    font-size: 0.92rem;
    display: flex;
    gap: 0.2rem;
}

.testimonial-card__tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--clr-success);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.testimonial-card__text {
    font-size: 0.98rem;
    font-style: normal;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.75;
    margin-bottom: 1.75rem;
    text-align: left;
    border: none;
    padding: 0;
    position: relative;
    z-index: 1;
}

.testimonial-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.25rem;
    position: relative;
    z-index: 1;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.testimonial-card__author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--clr-primary);
}

.testimonial-card__author strong {
    display: block;
    color: var(--clr-white);
    font-size: 0.92rem;
    line-height: 1.3;
}

.testimonial-card__author span {
    font-size: 0.78rem;
    color: var(--clr-gray-light);
}

.testimonial-card__source {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.06);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
}

.testimonial-card__source i {
    color: var(--clr-primary);
}

/* Slider Controls */
.testimonials__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.testimonials__btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--clr-dark-3);
    color: var(--clr-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9rem;
    transition: all var(--speed) var(--ease);
}
.testimonials__btn:hover {
    background: var(--clr-primary);
    color: var(--clr-dark);
    border-color: var(--clr-primary);
}

.testimonials__dots {
    display: flex;
    gap: .5rem;
}
.testimonials__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--clr-dark-3);
    cursor: pointer;
    transition: all var(--speed) var(--ease);
}
.testimonials__dot.active {
    background: var(--clr-primary);
    transform: scale(1.2);
}


/* =============================================================
   FAQ SECTION
   ============================================================= */
.faq { background: var(--clr-light); }

.faq__grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 3rem;
    align-items: start;
}

.faq__list {
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.faq-item {
    background: var(--clr-white);
    border: 1px solid rgba(0,0,0,.06);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow var(--speed) var(--ease);
}
.faq-item.active {
    box-shadow: var(--shadow-md);
    border-color: rgba(251,122,56,.2);
}

.faq-item__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    font-size: .95rem;
    font-weight: 600;
    color: var(--clr-dark);
    text-align: left;
    transition: color var(--speed) var(--ease);
}
.faq-item.active .faq-item__question { color: var(--clr-primary); }

.faq-item__icon {
    font-size: .8rem;
    color: var(--clr-primary);
    transition: transform var(--speed) var(--ease);
    flex-shrink: 0;
}
.faq-item.active .faq-item__icon {
    transform: rotate(45deg);
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s var(--ease), padding .4s var(--ease);
}
.faq-item.active .faq-item__answer {
    max-height: 400px;
}
.faq-item__answer p {
    padding: 0 1.5rem 1.25rem;
    font-size: .9rem;
    color: var(--clr-gray);
    line-height: 1.8;
}

/* FAQ Side CTA */
.faq__cta-card .glass-card {
    background: var(--clr-dark);
    border-color: var(--clr-dark-3);
    text-align: center;
    position: sticky;
    top: calc(var(--navbar-h) + 2rem);
}
.faq__cta-icon {
    font-size: 2.5rem;
    color: var(--clr-primary);
    margin-bottom: 1rem;
}
.faq__cta-card h3 {
    font-size: 1.2rem;
    color: var(--clr-white);
    margin-bottom: .5rem;
}
.faq__cta-card p {
    font-size: .9rem;
    color: var(--clr-gray-light);
    margin-bottom: 1.5rem;
}


/* =============================================================
   CONTACT SECTION
   ============================================================= */
.contact__banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
    border-radius: var(--radius-lg);
    padding: 3rem;
    margin-bottom: 3rem;
}
.contact__banner h2 {
    font-family: var(--ff-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: .5rem;
}
.contact__banner p {
    font-size: .95rem;
    color: rgba(0,0,0,.6);
    max-width: 520px;
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
}

.contact__info h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: .5rem;
}
.contact__info > p {
    font-size: .95rem;
    color: var(--clr-gray);
    margin-bottom: 2rem;
}

.contact__info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.contact__info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(251,122,56,.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--clr-primary);
    flex-shrink: 0;
}
.contact__info-item strong {
    display: block;
    font-size: .9rem;
    color: var(--clr-dark);
    margin-bottom: .15rem;
}
.contact__info-item p,
.contact__info-item a {
    font-size: .85rem;
    color: var(--clr-gray);
}
.contact__info-item a:hover { color: var(--clr-primary); }

/* Contact Form */
.contact__form-wrap {
    background: var(--clr-white);
    border: 1px solid rgba(0,0,0,.06);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
}
.contact-form h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}
.form-group label {
    display: block;
    font-size: .85rem;
    font-weight: 600;
    color: var(--clr-dark);
    margin-bottom: .35rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: .8rem 1rem;
    border: 2px solid var(--clr-light);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    color: var(--clr-dark);
    background: var(--clr-white);
    transition: border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--clr-gray-light); }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 4px rgba(251,122,56,.1);
}
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form select { cursor: pointer; }

.form-error {
    display: none;
    font-size: .78rem;
    color: var(--clr-error);
    margin-top: .25rem;
}
.form-group.error .form-error { display: block; }
.form-group.error input,
.form-group.error select {
    border-color: var(--clr-error);
}

.form-note {
    font-size: .78rem;
    color: var(--clr-gray-light);
    text-align: center;
    margin-top: 1rem;
}
.form-note i { color: var(--clr-primary); }


/* =============================================================
   FOOTER
   ============================================================= */
.footer {
    background: var(--clr-dark);
    color: var(--clr-gray-light);
    padding: 4rem 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--clr-dark-3);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: 1.3rem;
    color: var(--clr-white);
    font-weight: 700;
    margin-bottom: 1rem;
}
.footer__logo i { color: var(--clr-primary); font-size: 1.4rem; }

.footer__desc {
    font-size: .88rem;
    line-height: 1.7;
    color: var(--clr-gray-light);
    margin-bottom: 1.25rem;
}

.footer__social {
    display: flex;
    gap: .5rem;
}
.footer__social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--clr-dark-2);
    border: 1px solid var(--clr-dark-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    color: var(--clr-gray-light);
    transition: all var(--speed) var(--ease);
}
.footer__social a:hover {
    background: var(--clr-primary);
    color: var(--clr-dark);
    border-color: var(--clr-primary);
    transform: translateY(-2px);
}

.footer__heading {
    font-size: 1rem;
    font-weight: 700;
    color: var(--clr-white);
    margin-bottom: 1.25rem;
    position: relative;
}
.footer__heading::after {
    content: '';
    display: block;
    width: 30px;
    height: 2px;
    background: var(--clr-primary);
    margin-top: .5rem;
}

.footer__list li {
    margin-bottom: .65rem;
}
.footer__list a {
    font-size: .88rem;
    color: var(--clr-gray-light);
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    transition: all var(--speed) var(--ease);
}
.footer__list a i { font-size: .6rem; color: var(--clr-primary); }
.footer__list a:hover { color: var(--clr-primary); padding-left: .25rem; }

.footer__contact li {
    display: flex;
    gap: .75rem;
    margin-bottom: 1rem;
    align-items: flex-start;
}
.footer__contact li i {
    color: var(--clr-primary);
    margin-top: .3rem;
    flex-shrink: 0;
}
.footer__contact a {
    color: var(--clr-gray-light);
    transition: color var(--speed) var(--ease);
}
.footer__contact a:hover { color: var(--clr-primary); }

/* Footer Bottom */
.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    font-size: .82rem;
    color: var(--clr-gray);
}
.footer__bottom-links {
    display: flex;
    gap: 1.5rem;
}
.footer__bottom-links a {
    color: var(--clr-gray);
    transition: color var(--speed) var(--ease);
}
.footer__bottom-links a:hover { color: var(--clr-primary); }


/* =============================================================
   SCROLL ANIMATIONS (reveal on scroll)
   Elements are visible by default. JS adds .anim-ready to <body>
   to enable the hidden→reveal pattern only when JS is confirmed working.
   ============================================================= */
body.anim-ready [data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
}
body.anim-ready [data-animate="fade-right"] { transform: translateX(-40px); }
body.anim-ready [data-animate="fade-left"]  { transform: translateX(40px); }

body.anim-ready [data-animate].in-view {
    opacity: 1;
    transform: translate(0);
}


/* =============================================================
   RESPONSIVE — TABLET (max-width: 1024px)
   ============================================================= */
@media (max-width: 1024px) {
    :root {
        --section-py: 4.5rem;
    }

    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero__subtitle { margin-left: auto; margin-right: auto; }
    .hero__cta-group { justify-content: center; }
    .hero__badges { justify-content: center; }
    .hero__form-wrap { max-width: 440px; margin: 0 auto; }

    .about__grid { grid-template-columns: 1fr; gap: 3rem; }
    .about__img-accent { right: 0; }

    .services__grid { grid-template-columns: repeat(2, 1fr); }

    .process__timeline { grid-template-columns: repeat(3, 1fr); }

    .projects__grid { grid-template-columns: repeat(2, 1fr); }

    .faq__grid { grid-template-columns: 1fr; }
    .faq__cta-card { order: -1; }
    .faq__cta-card .glass-card { position: static; }

    .contact__banner {
        flex-direction: column;
        text-align: center;
    }
    .contact__grid { grid-template-columns: 1fr; }

    .footer__grid { grid-template-columns: repeat(2, 1fr); }
}


/* =============================================================
   RESPONSIVE — MOBILE (max-width: 768px)
   ============================================================= */
@media (max-width: 768px) {
    :root {
        --section-py: 3.5rem;
        --navbar-h: 68px;
    }

    /* Mobile Nav */
    .navbar__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--clr-dark);
        padding: calc(var(--navbar-h) + 2rem) 2rem 2rem;
        transition: right var(--speed) var(--ease);
        box-shadow: -10px 0 40px rgba(0,0,0,.5);
        z-index: 1000;
    }
    .navbar__nav.open { right: 0; }

    .navbar__links {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }
    .nav-link {
        width: 100%;
        padding: .75rem 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--clr-dark-3);
    }
    .nav-link::after { display: none; }

    .navbar__cta { display: none; }
    .navbar__hamburger { display: flex; }

    /* Mobile Overlay */
    .mobile-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,.6);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: all var(--speed) var(--ease);
    }
    .mobile-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .hero__title { font-size: clamp(1.75rem, 7vw, 2.75rem); }
    .hero__scroll-down { display: none; }

    .about__experience-badge {
        width: 80px; height: 80px;
        top: -10px; left: -10px;
    }
    .about__experience-num { font-size: 1.5rem; }
    .about__img-accent { width: 140px; bottom: -20px; right: -10px; }
    .about__img-accent img { height: 110px; }

    .stats { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; padding: 2rem 1.5rem; }

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

    .process__timeline { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

    .projects__grid { grid-template-columns: 1fr 1fr; gap: 1rem; }

    .testimonial-card { min-width: 100%; padding: 0.25rem 0.35rem; }
    .testimonial-card__inner { padding: 1.65rem 1.25rem; }
    .testimonial-card__header { flex-wrap: wrap; gap: 0.5rem; }
    .testimonial-card__text { font-size: 0.92rem; margin-bottom: 1.25rem; }
    .testimonial-card__footer { flex-wrap: wrap; gap: 0.75rem; }

    .form-row { grid-template-columns: 1fr; }
    .contact__form-wrap { padding: 1.5rem; }

    .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer__bottom { flex-direction: column; gap: .75rem; text-align: center; }
}


/* =============================================================
   RESPONSIVE — SMALL MOBILE (max-width: 480px)
   ============================================================= */
@media (max-width: 480px) {
    .hero__badges { flex-direction: column; align-items: center; }
    .hero__cta-group { flex-direction: column; }
    .hero__cta-group .btn { width: 100%; }

    .about__img-main img { height: 280px; }
    .stats__number { font-size: 2rem; }

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

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

    .testimonial-card__inner { padding: 1.35rem 1rem; }
    .testimonial-card__quote { font-size: 2.5rem; right: 0.75rem; bottom: 0.5rem; }
    .testimonial-card__footer { flex-direction: column; align-items: flex-start; }
    .testimonial-card__source { align-self: flex-start; }

    .calculator__card { padding: 2rem 1.5rem; }

    .contact__banner { padding: 2rem 1.5rem; }
    .contact__banner h2 { font-size: 1.35rem; }

    .lightbox__prev,
    .lightbox__next { width: 40px; height: 40px; font-size: .9rem; }
}

/* reCAPTCHA */
.recaptcha-wrap { overflow: visible; }
.g-recaptcha { margin: 0.75rem 0 1rem; }
@media (max-width: 380px) { .g-recaptcha { transform: scale(.88); transform-origin: left top; } }