/* =========================================================
   AIRLOOM V2
   PREMIUM HVAC WEBSITE
========================================================= */

/* RESET */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

:root{

    --primary:#0d6efd;
    --primary-dark:#0b57d0;

    --navy:#0c2440;
    --text:#172033;
    --text-light:#66758c;

    --bg:#f6f9fc;
    --white:#ffffff;

    --border:#e7edf5;

    --shadow-sm:0 8px 20px rgba(0,0,0,.05);
    --shadow-md:0 20px 45px rgba(0,0,0,.08);
    --shadow-lg:0 30px 70px rgba(0,0,0,.12);

    --radius:18px;

    --transition:.3s ease;

}

body{

    font-family:'Inter',sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.7;
    overflow-x:hidden;

}

img{

    max-width:100%;
    display:block;

}

.container{

    width:min(1180px,92%);
    margin:auto;

}

section{

    padding:110px 0;

}

/* ==========================
   TYPOGRAPHY
========================== */

h1{

    font-size:4.5rem;
    line-height:1.05;
    font-weight:800;

}

h2{

    font-size:2.8rem;
    font-weight:800;
    margin-bottom:20px;
    color:var(--navy);

}

h3{

    font-size:1.35rem;
    margin-bottom:12px;
    color:var(--navy);

}

p{

    color:var(--text-light);

}

.section-heading{

    text-align:center;
    max-width:760px;
    margin:0 auto 60px;

}

.section-heading span{

    display:inline-block;
    color:var(--primary);
    font-weight:700;
    letter-spacing:1px;
    text-transform:uppercase;
    margin-bottom:14px;

}

.section-description{

    font-size:1.08rem;

}

/* ==========================
   HEADER
========================== */

.header{

    position:sticky;
    top:0;
    z-index:999;

    background:rgba(255,255,255,.85);

    backdrop-filter:blur(14px);

    border-bottom:1px solid rgba(0,0,0,.05);

}

.nav{

    height:86px;

    display:flex;

    justify-content:space-between;

    align-items:center;

}

.logo-image{

    height:72px;

}

.menu{

    display:flex;
    gap:38px;
    list-style:none;

}

.menu a{

    text-decoration:none;
    color:var(--navy);
    font-weight:600;
    transition:var(--transition);

}

.menu a:hover{

    color:var(--primary);

}

/* ==========================
   BUTTONS
========================== */

.btn{

    display:inline-flex;

    justify-content:center;

    align-items:center;

    text-decoration:none;

    border-radius:14px;

    padding:15px 26px;

    font-weight:700;

    transition:var(--transition);

}

.btn-primary{

    background:linear-gradient(
        135deg,
        #0d6efd,
        #3f97ff
    );

    color:white;

    box-shadow:0 12px 30px rgba(13,110,253,.35);

}

.btn-primary:hover{

    transform:translateY(-4px);

    box-shadow:0 20px 40px rgba(13,110,253,.35);

}

.btn-secondary{

    background:white;

    color:var(--navy);

    border:1px solid var(--border);

}

.btn-secondary:hover{

    background:#f7fbff;

}

.full{

    width:100%;

}
/* =========================================================
   HERO
========================================================= */

.hero{

    position:relative;

    overflow:hidden;

    background:
    radial-gradient(circle at top right,
    rgba(13,110,253,.16),
    transparent 35%),

    radial-gradient(circle at bottom left,
    rgba(0,153,255,.10),
    transparent 40%),

    linear-gradient(
        135deg,
        #f8fbff,
        #eef6ff
    );

}

.hero-bg{

    position:absolute;

    inset:0;

    background:

    radial-gradient(circle at 90% 10%,
    rgba(13,110,253,.08),
    transparent 25%),

    radial-gradient(circle at 10% 90%,
    rgba(13,110,253,.06),
    transparent 25%);

    pointer-events:none;

}

.hero-grid{

    display:grid;

    grid-template-columns:1.4fr .9fr;

    gap:70px;

    align-items:center;

    position:relative;

    z-index:2;

}

.hero-content{

    max-width:720px;

}

.eyebrow{

    display:inline-block;

    padding:10px 18px;

    background:#e8f2ff;

    color:var(--primary);

    border-radius:999px;

    font-weight:700;

    letter-spacing:.5px;

    margin-bottom:24px;

}

.hero h1{

    color:var(--navy);

    margin-bottom:24px;

}

.hero-text{

    font-size:1.15rem;

    max-width:620px;

    margin-bottom:40px;

}

.hero-buttons{

    display:flex;

    gap:18px;

    flex-wrap:wrap;

    margin-bottom:45px;

}

.trust-row{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:18px;

}

.trust-item{

    background:white;

    border-radius:18px;

    padding:22px;

    text-align:center;

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

    border:1px solid rgba(13,110,253,.06);

}

.trust-item:hover{

    transform:translateY(-8px);

    box-shadow:var(--shadow-md);

}

.trust-item strong{

    display:block;

    color:var(--primary);

    font-size:1.5rem;

    margin-bottom:6px;

}

.trust-item span{

    font-size:.92rem;

    color:var(--text-light);

}

/* ==========================
   ESTIMATE CARD
========================== */

.hero-card{

    background:

    rgba(255,255,255,.82);

    backdrop-filter:blur(18px);

    border-radius:28px;

    padding:40px;

    border:1px solid rgba(255,255,255,.65);

    box-shadow:var(--shadow-lg);

    position:relative;

}

.card-badge{

    display:inline-block;

    padding:9px 18px;

    border-radius:999px;

    background:linear-gradient(
        135deg,
        #0d6efd,
        #56b5ff
    );

    color:white;

    font-size:.9rem;

    font-weight:700;

    margin-bottom:20px;

}

.hero-card h3{

    font-size:2rem;

    margin-bottom:18px;

}

.hero-card p{

    margin-bottom:25px;

}

.hero-list{

    list-style:none;

    margin-bottom:30px;

}

.hero-list li{

    padding:14px 0;

    border-bottom:1px solid #edf3fa;

    font-weight:600;

}

.hero-list li:last-child{

    border-bottom:none;

}

.guarantee{

    margin-top:22px;

    text-align:center;

    color:var(--primary);

    font-weight:700;

    font-size:.95rem;

}
/* =========================================================
   SERVICES
========================================================= */

.services{

    background:#ffffff;

}

.cards{

    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:30px;

}

.card{

    background:white;

    padding:38px;

    border-radius:24px;

    border:1px solid var(--border);

    box-shadow:var(--shadow-sm);

    transition:all .35s ease;

    position:relative;

    overflow:hidden;

}

.card::before{

    content:"";

    position:absolute;

    top:0;
    left:0;

    width:100%;
    height:5px;

    background:linear-gradient(
        90deg,
        #0d6efd,
        #5ab3ff
    );

    transform:scaleX(0);

    transform-origin:left;

    transition:.35s;

}

.card:hover::before{

    transform:scaleX(1);

}

.card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-lg);

}

.service-icon{

    width:74px;

    height:74px;

    border-radius:18px;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:34px;

    background:linear-gradient(
        135deg,
        #0d6efd,
        #4aa8ff
    );

    color:white;

    margin-bottom:26px;

}

.card h3{

    margin-bottom:16px;

}

.card p{

    margin-bottom:28px;

}

.card a{

    text-decoration:none;

    color:var(--primary);

    font-weight:700;

}

.card:hover a{

    letter-spacing:.5px;

}

/* =========================================================
   WHY CHOOSE AIRLOOM
========================================================= */

.why-choose{

    background:#f7fbff;

}

.features-grid{

    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:30px;

}

.feature-card{

    position:relative;

    overflow:hidden;

    background:#ffffff;

    padding:40px;

    border-radius:24px;

    text-align:left;

    border:1px solid #e8eef6;

    box-shadow:0 12px 30px rgba(0,0,0,.06);

    transition:all .35s ease;

}

.feature-card::before{

    content:"";

    position:absolute;

    top:0;
    left:0;

    width:100%;
    height:5px;

    background:linear-gradient(
        90deg,
        #0d6efd,
        #5db8ff
    );

    transform:scaleX(0);

    transform-origin:left;

    transition:.35s ease;

}

.feature-card:hover::before{

    transform:scaleX(1);

}

.feature-card:hover{

    transform:translateY(-12px);

    border-color:#0d6efd;

    box-shadow:
        0 30px 60px rgba(13,110,253,.18);

}

.feature-icon{

    width:74px;

    height:74px;

    display:flex;

    align-items:center;

    justify-content:center;

    border-radius:20px;

    font-size:32px;

    color:white;

    margin-bottom:26px;

    background:linear-gradient(
        135deg,
        #0d6efd,
        #58b5ff
    );

    transition:.35s ease;

}

.feature-card:hover .feature-icon{

    transform:rotate(-6deg) scale(1.08);

}

.feature-card h3{

    font-size:1.45rem;

    margin-bottom:14px;

    color:#0c2440;

}

.feature-card p{

    font-size:1rem;

    line-height:1.8;

    color:#66758c;

}
/* =========================================================
   GOOGLE REVIEWS
========================================================= */

.reviews{

    background:white;

}

.reviews-grid{

    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:30px;

}

.review-card{

    background:white;

    padding:35px;

    border-radius:24px;

    border:1px solid var(--border);

    box-shadow:var(--shadow-sm);

    transition:all .35s ease;

    position:relative;

}

.review-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-lg);

}

.review-card::before{

    content:"★★★★★";

    display:block;

    color:#FDBA12;

    font-size:1.2rem;

    margin-bottom:18px;

}

.review-card p{

    font-style:italic;

    margin-bottom:24px;

}

.review-card strong{

    display:block;

    color:var(--navy);

    margin-bottom:4px;

}

.review-card span{

    color:var(--text-light);

    font-size:.92rem;

}

/* =========================================================
   BEFORE & AFTER
========================================================= */

.before-after{

    background:#f8fbff;

}

.before-after-grid{

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:40px;

}

.before-card{

    background:white;

    border-radius:26px;

    overflow:hidden;

    box-shadow:var(--shadow-md);

    transition:.35s;

}

.before-card:hover{

    transform:translateY(-8px);

}

.image-placeholder{

    height:300px;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:2rem;

    font-weight:800;

    color:white;

    background:linear-gradient(
        135deg,
        #7d8794,
        #4b5563
    );

}

.image-placeholder.after{

    background:linear-gradient(
        135deg,
        #0d6efd,
        #58b5ff
    );

}

.before-card h3{

    padding:28px 30px 12px;

}

.before-card p{

    padding:0 30px 30px;

}

/* =========================================================
   SERVICE AREAS
========================================================= */

.service-areas{

    background:white;

}

.cities-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:20px;

}

.city-card{

    background:#f8fbff;

    border:1px solid var(--border);

    border-radius:18px;

    padding:22px;

    text-align:center;

    font-weight:700;

    transition:.3s;

    cursor:default;

}

.city-card:hover{

    background:linear-gradient(
        135deg,
        #0d6efd,
        #4ea9ff
    );

    color:white;

    transform:translateY(-6px);

    box-shadow:var(--shadow-md);

}
/* =========================================================
   FAQ
========================================================= */

.faq{

    background:#f8fbff;

}

.faq-grid{

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:28px;

}

.faq-item{

    background:white;

    padding:35px;

    border-radius:22px;

    border:1px solid var(--border);

    box-shadow:var(--shadow-sm);

    transition:.3s;

}

.faq-item:hover{

    transform:translateY(-8px);

    box-shadow:var(--shadow-md);

}

.faq-item h3{

    margin-bottom:16px;

    color:var(--navy);

}

/* =========================================================
   CTA
========================================================= */

.cta{

    background:linear-gradient(
        135deg,
        #0d6efd,
        #58b5ff
    );

    color:white;

}

.cta-container{

    text-align:center;

    max-width:850px;

}

.cta h2{

    color:white;

    margin-bottom:20px;

}

.cta p{

    color:rgba(255,255,255,.9);

    font-size:1.1rem;

    margin-bottom:35px;

}

.cta-buttons{

    display:flex;

    justify-content:center;

    gap:18px;

    flex-wrap:wrap;

}

.cta .btn-secondary{

    background:white;

    border:none;

}

/* =========================================================
   FOOTER
========================================================= */

footer{

    background:#08182d;

    color:white;

    padding:70px 0 30px;

}

.footer-grid{

    display:grid;

    grid-template-columns:2fr 1fr 1fr 1fr;

    gap:50px;

    margin-bottom:50px;

}

.footer-logo{

    height:70px;

    margin-bottom:20px;

}

footer h4{

    margin-bottom:18px;

    color:white;

}

footer ul{

    list-style:none;

}

footer li{

    margin-bottom:12px;

    color:#c7d4e6;

}

footer p{

    color:#c7d4e6;

}

.copyright{

    text-align:center;

    border-top:1px solid rgba(255,255,255,.08);

    padding-top:30px;

    color:#b6c5d7;

}

/* =========================================================
   SMALL ANIMATIONS
========================================================= */

.card,
.feature-card,
.review-card,
.city-card,
.hero-card,
.before-card{

    transition:
    transform .35s ease,
    box-shadow .35s ease;

}

.btn{

    transition:
    transform .25s ease,
    box-shadow .25s ease;

}

.btn:hover{

    transform:translateY(-3px);

}

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

@media(max-width:1100px){

.hero-grid{

grid-template-columns:1fr;

}

.trust-row{

grid-template-columns:repeat(2,1fr);

}

.footer-grid{

grid-template-columns:1fr 1fr;

}

}

@media(max-width:900px){

.menu{

display:none;

}

.cards,
.features-grid,
.reviews-grid,
.before-after-grid,
.faq-grid{

grid-template-columns:1fr;

}

.cities-grid{

grid-template-columns:repeat(2,1fr);

}

h1{

font-size:3rem;

}

h2{

font-size:2.2rem;

}

.hero{

padding:80px 0;

}

.hero-buttons{

flex-direction:column;

}

.hero-buttons .btn{

width:100%;

}

.cta-buttons{

flex-direction:column;

}

.cta-buttons .btn{

width:100%;

}

}

@media(max-width:600px){

.trust-row{

grid-template-columns:1fr;

}

.cities-grid{

grid-template-columns:1fr;

}

.footer-grid{

grid-template-columns:1fr;

text-align:center;

}

.footer-logo{

margin:auto auto 20px;

}

section{

padding:80px 0;

}

.logo-image{

height:58px;

}

}
/* Scroll Effect */

.header.scrolled{

    box-shadow:0 10px 30px rgba(0,0,0,.08);

}

/* Fade Animation */

.card,
.feature-card,
.review-card,
.before-card,
.city-card,
.faq-item{

    opacity:0;
    transform:translateY(40px);

}

.card.show,
.feature-card.show,
.review-card.show,
.before-card.show,
.city-card.show,
.faq-item.show{

    opacity:1;
    transform:translateY(0);

}
/* REVIEWS */

.reviews-section {
  padding: 110px 0;
  background: #ffffff;
}

.reviews-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin: 45px 0;
}

.rating-score {
  font-size: 56px;
  font-weight: 800;
  color: #071f3d;
}

.review-stars {
  color: #fbbc04;
  font-size: 22px;
  letter-spacing: 3px;
}

.reviews-rating p {
  margin: 5px 0 0;
  color: #64748b;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.review-card {
  background: #ffffff;
  padding: 35px;
  border-radius: 20px;
  border: 1px solid #e8edf5;
  box-shadow: 0 15px 40px rgba(15, 50, 90, 0.08);
  transition: 0.3s ease;
}

.review-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 60px rgba(15, 50, 90, 0.14);
}

.review-card p {
  color: #64748b;
  line-height: 1.8;
  margin: 22px 0;
}

.review-card h4 {
  color: #071f3d;
  font-size: 18px;
  margin-bottom: 5px;
}

.review-card span {
  color: #248cff;
  font-size: 14px;
  font-weight: 600;
}


/* SERVICE AREAS */

.service-areas {
  padding: 110px 0;
  background: #f5f9ff;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
}

.areas-grid div {
  background: white;
  padding: 22px;
  border-radius: 14px;
  text-align: center;
  font-weight: 700;
  color: #071f3d;
  box-shadow: 0 10px 30px rgba(15, 50, 90, 0.06);
  transition: 0.3s ease;
}

.areas-grid div:hover {
  transform: translateY(-5px);
  color: #248cff;
}


/* FINAL CTA */

.final-cta {
  padding: 110px 0;
  background: linear-gradient(135deg, #071f3d, #0c3768);
  text-align: center;
}

.cta-content span {
  color: #42a5ff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.cta-content h2 {
  color: white;
  font-size: 48px;
  margin: 20px 0;
}

.cta-content p {
  color: #cbd5e1;
  max-width: 650px;
  margin: 0 auto 35px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.cta-primary {
  background: #248cff;
  color: white;
}

.cta-secondary {
  background: white;
  color: #071f3d;
}


/* MOBILE */

@media (max-width: 768px) {

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

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

  .cta-content h2 {
    font-size: 36px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

}
html {
  scroll-behavior: smooth;
}

section {
  scroll-margin-top: 90px;
}
/* ESTIMATE FORM */

.estimate-section {
  padding: 110px 0;
  background: #ffffff;
}

.estimate-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 70px;
  align-items: center;
}

.estimate-info span {
  color: #248cff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.estimate-info h2 {
  color: #071f3d;
  font-size: 48px;
  margin: 18px 0;
}

.estimate-info p {
  color: #64748b;
  line-height: 1.8;
}

.estimate-form {
  padding: 40px;
  border-radius: 22px;
  border: 1px solid #e8edf5;
  box-shadow: 0 20px 60px rgba(15, 50, 90, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.estimate-form input,
.estimate-form select,
.estimate-form textarea {
  width: 100%;
  padding: 16px;
  margin-bottom: 15px;
  border: 1px solid #dce5f0;
  border-radius: 10px;
  font: inherit;
  outline: none;
}

.estimate-form input:focus,
.estimate-form select:focus,
.estimate-form textarea:focus {
  border-color: #248cff;
}

.estimate-form textarea {
  min-height: 120px;
  resize: vertical;
}

.estimate-form button {
  width: 100%;
  border: none;
  cursor: pointer;
}

@media (max-width: 768px) {
  .estimate-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .estimate-info h2 {
    font-size: 36px;
  }

  .estimate-form {
    padding: 25px;
  }
}