/*==================================================
  HYDROPOWER WEBSITE
  STYLE.CSS
  PART 1
==================================================*/


/*=========================
        VARIABLES
=========================*/

:root{

    --bg:#05070B;
    --bg-secondary:#0D1117;
    --bg-card:rgba(17,25,40,.72);

    --text:#ffffff;
    --text-light:#b7c3cf;

    --accent:#35b8ff;
    --accent-light:#6bd7ff;

    --border:rgba(255,255,255,.08);

    --shadow:
        0 20px 60px rgba(0,0,0,.45);

    --radius:18px;

    --transition:.35s ease;

    --container:1280px;

}



/*=========================
        RESET
=========================*/

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

html{

    scroll-behavior:smooth;

}

body{

    background:var(--bg);

    color:var(--text);

    font-family:
        Inter,
        "Segoe UI",
        sans-serif;

    overflow-x:hidden;

    line-height:1.7;

    -webkit-font-smoothing:antialiased;

}

img{

    display:block;

    max-width:100%;

}

a{

    color:inherit;

    text-decoration:none;

}

button{

    font:inherit;

}

ul{

    list-style:none;

}



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

h1{

    font-size:clamp(3rem,6vw,6rem);

    font-weight:300;

    line-height:1.05;

    letter-spacing:-2px;

}

h2{

    font-size:clamp(2.3rem,5vw,4rem);

    font-weight:300;

}

h3{

    font-size:1.6rem;

    font-weight:400;

}

p{

    color:var(--text-light);

    font-size:1.05rem;

}



/*=========================
      CONTAINER
=========================*/

.container{

    width:min(var(--container),92%);

    margin:auto;

}



/*=========================
      SECTION
=========================*/

section{

    position:relative;

    min-height:100vh;

    display:flex;

    align-items:center;

    padding:120px 0;

    overflow:hidden;

}

section::before{

    content:"";

    position:absolute;

    inset:0;

    background:

        linear-gradient(

            rgba(5,7,11,.55),

            rgba(5,7,11,.85)

        );

    z-index:1;

}

section>.container{

    position:relative;

    z-index:2;

}



/*=========================
      BACKGROUND
=========================*/

.bg-image{

    position:absolute;

    inset:0;

    background-size:cover;

    background-position:center;

    background-repeat:no-repeat;

    transform:scale(1.04);

    transition:8s ease;

}

section:hover .bg-image{

    transform:scale(1.08);

}



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

header{

    position:fixed;

    top:0;

    left:0;

    width:100%;

    z-index:999;

    backdrop-filter:blur(16px);

    background:

        rgba(5,7,11,.58);

    border-bottom:

        1px solid var(--border);

}

.navbar{

    height:82px;

    display:flex;

    justify-content:space-between;

    align-items:center;

}

.logo{

    font-size:1.3rem;

    font-weight:600;

    letter-spacing:3px;

    color:#fff;

}

.logo span{

    color:var(--accent);

}



/*=========================
       NAVIGATION
=========================*/

nav ul{

    display:flex;

    gap:40px;

}

nav a{

    color:var(--text-light);

    transition:var(--transition);

    position:relative;

}

nav a::after{

    content:"";

    position:absolute;

    left:0;

    bottom:-8px;

    width:0;

    height:2px;

    background:var(--accent);

    transition:.35s;

}

nav a:hover{

    color:#fff;

}

nav a:hover::after{

    width:100%;

}



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

.btn{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    gap:10px;

    padding:16px 34px;

    border-radius:100px;

    background:var(--accent);

    color:white;

    transition:var(--transition);

    box-shadow:

        0 12px 35px

        rgba(53,184,255,.25);

}

.btn:hover{

    transform:translateY(-4px);

    background:var(--accent-light);

    box-shadow:

        0 18px 45px

        rgba(53,184,255,.4);

}

.btn-outline{

    background:transparent;

    border:1px solid

    rgba(255,255,255,.18);

}

.btn-outline:hover{

    border-color:var(--accent);

}



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

.hero{

    background:#000;

}

.hero-content{

    max-width:760px;

}

.hero-subtitle{

    display:inline-block;

    margin:20px 0;

    color:var(--accent);

    letter-spacing:2px;

    text-transform:uppercase;

    font-size:.9rem;

}

.hero p{

    max-width:650px;

    margin:30px 0 50px;

    font-size:1.2rem;

}

.hero-buttons{

    display:flex;

    gap:20px;

    flex-wrap:wrap;

}



/*=========================
     HERO WATER LINE
=========================*/

.hero-line{

    width:120px;

    height:4px;

    border-radius:100px;

    background:var(--accent);

    margin-top:40px;

    box-shadow:

        0 0 30px

        rgba(53,184,255,.5);

}



/*=========================
        SCROLL ICON
=========================*/

.scroll-indicator{

    position:absolute;

    left:50%;

    bottom:40px;

    transform:translateX(-50%);

    width:34px;

    height:60px;

    border:

        2px solid rgba(255,255,255,.4);

    border-radius:30px;

}

.scroll-indicator::before{

    content:"";

    position:absolute;

    left:50%;

    top:12px;

    width:6px;

    height:12px;

    border-radius:10px;

    background:var(--accent);

    transform:translateX(-50%);

    animation:scroll 2s infinite;

}

@keyframes scroll{

    0%{

        opacity:0;

        transform:
        translate(-50%,0);

    }

    50%{

        opacity:1;

    }

    100%{

        opacity:0;

        transform:
        translate(-50%,20px);

    }

}

/*==================================================
  HYDROPOWER WEBSITE
  STYLE.CSS
  PART 2
==================================================*/


/*=========================
        GRID
=========================*/

.grid{

    display:grid;

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

    gap:80px;

    align-items:center;

}

.grid-3{

    display:grid;

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

    gap:35px;

}



/*=========================
      GLASS CARD
=========================*/

.card{

    background:var(--bg-card);

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

    border-radius:var(--radius);

    padding:40px;

    backdrop-filter:blur(18px);

    box-shadow:var(--shadow);

    transition:var(--transition);

}

.card:hover{

    transform:translateY(-10px);

    border-color:

        rgba(53,184,255,.35);

    box-shadow:

        0 25px 60px

        rgba(0,0,0,.55);

}



/*=========================
        TEXT
=========================*/

.section-title{

    margin-bottom:24px;

}

.section-subtitle{

    display:inline-block;

    color:var(--accent);

    font-size:.85rem;

    letter-spacing:2px;

    text-transform:uppercase;

    margin-bottom:18px;

}

.section-text{

    max-width:700px;

    color:var(--text-light);

    margin-bottom:35px;

}



/*=========================
     ABOUT SECTION
=========================*/

.about{

    position:relative;

}

.about-content{

    max-width:680px;

}

.about-features{

    display:grid;

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

    gap:25px;

    margin-top:50px;

}

.feature{

    background:

        rgba(255,255,255,.03);

    border:

        1px solid rgba(255,255,255,.06);

    border-radius:16px;

    padding:28px;

    transition:.35s;

}

.feature:hover{

    background:

        rgba(53,184,255,.08);

    transform:translateY(-6px);

}

.feature h3{

    margin-bottom:10px;

}

.feature p{

    font-size:.95rem;

}



/*=========================
      VISION
=========================*/

.vision{

    position:relative;

}

.vision-content{

    max-width:760px;

}

.vision-quote{

    margin-top:50px;

    padding-left:30px;

    border-left:

        4px solid var(--accent);

}

.vision-quote p{

    font-size:1.3rem;

    color:white;

    font-weight:300;

}



/*=========================
    SUSTAINABILITY
=========================*/

.sustainability{

    position:relative;

}

.stats{

    display:grid;

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

    gap:25px;

    margin-top:60px;

}

.stat{

    background:

        rgba(255,255,255,.04);

    padding:35px;

    border-radius:18px;

    text-align:center;

    border:

        1px solid rgba(255,255,255,.08);

    transition:.35s;

}

.stat:hover{

    background:

        rgba(53,184,255,.08);

    transform:translateY(-8px);

}

.stat-number{

    font-size:3rem;

    color:var(--accent);

    font-weight:300;

}

.stat-title{

    margin-top:12px;

    color:var(--text-light);

}



/*=========================
     DECORATION
=========================*/

.glow{

    position:absolute;

    width:420px;

    height:420px;

    border-radius:50%;

    filter:blur(120px);

    background:

        rgba(53,184,255,.12);

    pointer-events:none;

}

.glow.left{

    left:-150px;

    top:10%;

}

.glow.right{

    right:-150px;

    bottom:10%;

}



/*=========================
       DIVIDER
=========================*/

.divider{

    width:120px;

    height:3px;

    border-radius:100px;

    margin:40px 0;

    background:

        linear-gradient(
            to right,
            var(--accent),
            transparent
        );

}



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

.fade-up{

    opacity:0;

    transform:translateY(60px);

    transition:

        opacity .9s ease,

        transform .9s ease;

}

.fade-up.active{

    opacity:1;

    transform:none;

}

.fade-left{

    opacity:0;

    transform:translateX(-60px);

    transition:1s;

}

.fade-left.active{

    opacity:1;

    transform:none;

}

.fade-right{

    opacity:0;

    transform:translateX(60px);

    transition:1s;

}

.fade-right.active{

    opacity:1;

    transform:none;

}



/*=========================
      IMAGE EFFECT
=========================*/

.image-frame{

    overflow:hidden;

    border-radius:24px;

    border:

        1px solid rgba(255,255,255,.08);

    box-shadow:var(--shadow);

}

.image-frame img{

    transition:8s ease;

}

.image-frame:hover img{

    transform:scale(1.08);

}



/*=========================
      FLOATING DOTS
=========================*/

.dot{

    position:absolute;

    width:8px;

    height:8px;

    border-radius:50%;

    background:var(--accent);

    box-shadow:

        0 0 20px

        rgba(53,184,255,.8);

    animation:

        pulse 3s infinite;

}

@keyframes pulse{

    0%{

        opacity:.2;

        transform:scale(.7);

    }

    50%{

        opacity:1;

        transform:scale(1.4);

    }

    100%{

        opacity:.2;

        transform:scale(.7);

    }

}



/*=========================
     SECTION SPACING
=========================*/

.section-content>*{

    margin-bottom:28px;

}

.section-content>*:last-child{

    margin-bottom:0;

}

/*==================================================
  HYDROPOWER WEBSITE
  STYLE.CSS
  PART 3
==================================================*/


/*=========================
      TECHNOLOGY
=========================*/

.technology{

    position:relative;

}

.tech-grid{

    display:grid;

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

    gap:70px;

    align-items:center;

}

.tech-content{

    max-width:700px;

}

.tech-list{

    margin-top:45px;

    display:flex;

    flex-direction:column;

    gap:22px;

}

.tech-item{

    display:flex;

    align-items:flex-start;

    gap:18px;

}

.tech-icon{

    width:58px;

    height:58px;

    border-radius:50%;

    display:flex;

    align-items:center;

    justify-content:center;

    background:

        rgba(53,184,255,.12);

    color:var(--accent);

    font-size:1.3rem;

    flex-shrink:0;

}

.tech-item h3{

    margin-bottom:8px;

}



/*=========================
     IMAGE CARD
=========================*/

.tech-image{

    position:relative;

}

.tech-image img{

    width:100%;

    border-radius:24px;

    box-shadow:var(--shadow);

}

.tech-image::after{

    content:"";

    position:absolute;

    inset:-12px;

    border:

        1px solid rgba(53,184,255,.18);

    border-radius:28px;

}



/*=========================
      MODULAR
=========================*/

.modular{

    position:relative;

}

.modular-grid{

    display:grid;

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

    gap:30px;

    margin-top:70px;

}

.module-card{

    padding:35px;

    border-radius:22px;

    background:

        rgba(255,255,255,.03);

    border:

        1px solid rgba(255,255,255,.08);

    transition:.35s;

}

.module-card:hover{

    transform:translateY(-10px);

    background:

        rgba(53,184,255,.08);

}

.module-number{

    font-size:3rem;

    color:var(--accent);

    font-weight:300;

    margin-bottom:18px;

}



/*=========================
       PATENT
=========================*/

.patent{

    position:relative;

}

.patent-wrapper{

    display:grid;

    grid-template-columns:
        1.2fr .8fr;

    gap:60px;

    align-items:center;

}

.patent-card{

    background:

        rgba(255,255,255,.03);

    border-radius:22px;

    border:

        1px solid rgba(255,255,255,.08);

    padding:45px;

}

.patent-info{

    margin-top:40px;

    display:grid;

    gap:18px;

}

.patent-info li{

    display:flex;

    justify-content:space-between;

    border-bottom:

        1px solid rgba(255,255,255,.06);

    padding-bottom:12px;

}

.patent-info span{

    color:var(--text-light);

}



/*=========================
      ENERGY
=========================*/

.energy{

    position:relative;

}

.energy-grid{

    display:grid;

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

    gap:80px;

    align-items:center;

}

.energy-list{

    display:grid;

    gap:22px;

    margin-top:45px;

}

.energy-item{

    display:flex;

    gap:18px;

    align-items:flex-start;

}

.energy-item i{

    width:52px;

    height:52px;

    border-radius:50%;

    display:flex;

    align-items:center;

    justify-content:center;

    background:

        rgba(53,184,255,.12);

    color:var(--accent);

    font-size:1.2rem;

}

.energy-item h4{

    margin-bottom:6px;

}



/*=========================
      INFO BOX
=========================*/

.info-box{

    padding:32px;

    border-radius:20px;

    background:

        rgba(255,255,255,.03);

    border:

        1px solid rgba(255,255,255,.08);

    transition:.35s;

}

.info-box:hover{

    border-color:

        rgba(53,184,255,.35);

    transform:translateY(-6px);

}



/*=========================
      TAGS
=========================*/

.tags{

    display:flex;

    flex-wrap:wrap;

    gap:12px;

    margin-top:40px;

}

.tag{

    padding:10px 18px;

    border-radius:999px;

    background:

        rgba(53,184,255,.08);

    border:

        1px solid rgba(53,184,255,.25);

    color:var(--accent);

    font-size:.9rem;

}



/*=========================
     PARALLAX EFFECT
=========================*/

.parallax{

    background-attachment:fixed;

    background-size:cover;

    background-position:center;

}



/*=========================
     SECTION OVERLAY
=========================*/

.dark-overlay{

    position:absolute;

    inset:0;

    background:

        linear-gradient(

            rgba(5,7,11,.40),

            rgba(5,7,11,.82)

        );

}



/*=========================
     IMAGE SHADOW
=========================*/

.soft-shadow{

    box-shadow:

        0 35px 90px

        rgba(0,0,0,.55);

}



/*=========================
     HOVER SCALE
=========================*/

.hover-scale{

    transition:.5s;

}

.hover-scale:hover{

    transform:scale(1.03);

}



/*=========================
      ACCENT LINE
=========================*/

.accent-line{

    width:90px;

    height:4px;

    border-radius:10px;

    background:var(--accent);

    margin:28px 0;

}



/*=========================
      BACKDROP BLUR
=========================*/

.blur-card{

    backdrop-filter:blur(16px);

}

/*==================================================
  HYDROPOWER WEBSITE
  STYLE.CSS
  PART 4
==================================================*/


/*=========================
        CONTACT
=========================*/

.contact{

    position:relative;

}

.contact-grid{

    display:grid;

    grid-template-columns:1fr 1fr;

    gap:80px;

    align-items:center;

}

.contact-info{

    display:flex;

    flex-direction:column;

    gap:28px;

}

.contact-item{

    display:flex;

    gap:20px;

    align-items:flex-start;

}

.contact-icon{

    width:60px;

    height:60px;

    border-radius:50%;

    display:flex;

    justify-content:center;

    align-items:center;

    background:rgba(53,184,255,.12);

    color:var(--accent);

    font-size:1.3rem;

}

.contact-form{

    display:flex;

    flex-direction:column;

    gap:20px;

}

.contact-form input,
.contact-form textarea{

    width:100%;

    padding:18px 22px;

    background:rgba(255,255,255,.04);

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

    border-radius:16px;

    color:white;

    outline:none;

    transition:.3s;

}

.contact-form textarea{

    resize:vertical;

    min-height:180px;

}

.contact-form input:focus,
.contact-form textarea:focus{

    border-color:var(--accent);

    background:rgba(53,184,255,.05);

}



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

footer{

    padding:70px 0;

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

    background:#040608;

}

.footer-content{

    display:flex;

    justify-content:space-between;

    align-items:center;

    flex-wrap:wrap;

    gap:30px;

}

.footer-links{

    display:flex;

    gap:25px;

}

.footer-links a{

    color:var(--text-light);

    transition:.3s;

}

.footer-links a:hover{

    color:var(--accent);

}

.footer-copy{

    color:var(--text-light);

    font-size:.95rem;

}



/*=========================
      SOCIAL ICONS
=========================*/

.social{

    display:flex;

    gap:16px;

}

.social a{

    width:46px;

    height:46px;

    display:flex;

    justify-content:center;

    align-items:center;

    border-radius:50%;

    background:rgba(255,255,255,.04);

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

    transition:.35s;

}

.social a:hover{

    background:var(--accent);

    transform:translateY(-5px);

}



/*=========================
      BACK TO TOP
=========================*/

.back-top{

    position:fixed;

    right:35px;

    bottom:35px;

    width:56px;

    height:56px;

    border-radius:50%;

    display:flex;

    align-items:center;

    justify-content:center;

    background:var(--accent);

    color:white;

    opacity:0;

    pointer-events:none;

    transition:.35s;

    box-shadow:0 15px 35px rgba(53,184,255,.35);

}

.back-top.show{

    opacity:1;

    pointer-events:auto;

}

.back-top:hover{

    transform:translateY(-6px);

}



/*=========================
      SCROLLBAR
=========================*/

::-webkit-scrollbar{

    width:11px;

}

::-webkit-scrollbar-track{

    background:#090d12;

}

::-webkit-scrollbar-thumb{

    background:var(--accent);

    border-radius:20px;

}



/*=========================
     SELECTION
=========================*/

::selection{

    background:var(--accent);

    color:white;

}



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

@media(max-width:1200px){

.grid,
.tech-grid,
.energy-grid,
.contact-grid,
.patent-wrapper{

grid-template-columns:1fr;

gap:50px;

}

.modular-grid{

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

}

.stats{

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

}

}



@media(max-width:900px){

nav{

display:none;

}

.hero-buttons{

flex-direction:column;

align-items:flex-start;

}

.grid-3{

grid-template-columns:1fr;

}

.about-features{

grid-template-columns:1fr;

}

.modular-grid{

grid-template-columns:1fr;

}

.stats{

grid-template-columns:1fr;

}

.footer-content{

flex-direction:column;

text-align:center;

}

.social{

justify-content:center;

}

}



@media(max-width:600px){

section{

padding:90px 0;

}

h1{

font-size:2.6rem;

}

h2{

font-size:2rem;

}

.card{

padding:28px;

}

.contact-form input,
.contact-form textarea{

padding:16px;

}

.btn{

width:100%;

justify-content:center;

}

.logo{

font-size:1.05rem;

letter-spacing:2px;

}

.back-top{

right:18px;

bottom:18px;

}

}



/*=========================
     FINAL POLISH
=========================*/

.reveal{

opacity:0;

transform:translateY(40px);

transition:all .9s ease;

}

.reveal.active{

opacity:1;

transform:none;

}

.blur{

filter:blur(0);

transition:filter .5s ease;

}

.blur:hover{

filter:blur(1px);

}

.shadow-hover{

transition:.4s;

}

.shadow-hover:hover{

box-shadow:0 30px 80px rgba(0,0,0,.55);

}



/*=========================
       THE END
=========================*/