/* =======================================
   SHRAVI TECH SOLUTIONS
   Professional software studio identity
======================================= */

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

:root {
    --navy: #0a1830;
    --navy-soft: #10203f;
    --green: #00d084;
    --green-dim: #00a86b;
    --ink: #16213a;
    --slate: #5a6478;
    --slate-light: #8892a3;
    --bg: #fbfcfe;
    --line: #e4e8f0;
    --mono: 'JetBrains Mono', 'Courier New', monospace;
    --display: 'Sora', sans-serif;
    --body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--body);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.65;
    padding-top: 76px;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; }

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 6%;
    background: rgba(10, 24, 48, 0.92);
    backdrop-filter: blur(10px);
    z-index: 999;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--display);
    font-weight: 600;
    font-size: 18px;
    color: #fff;
}

.brand-logo {
    height: 60px;
    width: 60px;
    object-fit: contain;
    background: #fff;
    border-radius: 12px;
    padding: 6px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

nav { display: flex; align-items: center; gap: 36px; }

nav a {
    color: rgba(255,255,255,0.72);
    font-size: 14.5px;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
}

nav a:hover { color: #fff; }

.nav-cta {
    background: var(--green);
    color: var(--navy) !important;
    padding: 10px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,208,132,0.3);
}

/* ===== HERO ===== */
.hero {
    background: var(--navy);
    color: #fff;
    padding: 90px 6% 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%; right: -10%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(0,208,132,0.14) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    max-width: 1240px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 70px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--green);
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.5px;
    margin-bottom: 22px;
}

.eyebrow::before {
    content: '';
    width: 7px; height: 7px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(0,208,132,0.2);
}

.hero h1 {
    font-family: var(--display);
    font-size: 52px;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.5px;
    margin-bottom: 22px;
}

.hero h1 em {
    font-style: normal;
    color: var(--green);
}

.hero p {
    font-size: 17.5px;
    color: rgba(255,255,255,0.68);
    max-width: 490px;
    margin-bottom: 36px;
}

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

.btn-primary, .btn-ghost {
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--green);
    color: var(--navy);
}

.btn-primary:hover { background: #00e693; transform: translateY(-2px); }

.btn-ghost {
    border: 1px solid rgba(255,255,255,0.22);
    color: #fff;
}

.btn-ghost:hover { border-color: var(--green); color: var(--green); }

/* Terminal signature */
.terminal {
    background: #0d1526;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    box-shadow: 0 30px 70px rgba(0,0,0,0.45);
    overflow: hidden;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.terminal-bar span {
    width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255,255,255,0.15);
}

.terminal-body {
    padding: 22px 24px;
    font-family: var(--mono);
    font-size: 13.5px;
    line-height: 2;
    height: 230px;
    max-height: 230px;
    overflow: hidden;
}

.terminal-body .prompt { color: var(--green); }
.terminal-body .path { color: #7ea6e8; }
.terminal-body .ok { color: var(--green); }
.terminal-body .dim { color: #5a6478; }
#typed-line::after {
    content: '▊';
    animation: blink 1s step-start infinite;
    color: var(--green);
}
@keyframes blink { 50% { opacity: 0; } }

/* ===== SECTION SHELL ===== */
section { padding: 100px 6%; }
.section-inner { max-width: 1160px; margin: 0 auto; }

.section-head { max-width: 620px; margin-bottom: 56px; }
.section-eyebrow {
    font-family: var(--mono);
    color: var(--green-dim);
    font-size: 13px;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    display: block;
}
.section-head h2 {
    font-family: var(--display);
    font-size: 34px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.3px;
    margin-bottom: 14px;
}
.section-head p { color: var(--slate); font-size: 16px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ===== ABOUT ===== */
.about { background: #fff; }
.about-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: start;
}
.about-stat-list { display: flex; flex-direction: column; gap: 28px; }
.about-stat { border-left: 2px solid var(--green); padding-left: 18px; }
.about-stat .num {
    font-family: var(--display);
    font-size: 34px;
    font-weight: 600;
    color: var(--navy);
}
.about-stat .label { color: var(--slate); font-size: 14px; margin-top: 2px; }
.about-body p { color: var(--slate); font-size: 16.5px; margin-bottom: 18px; }

/* ===== SERVICES (asymmetric list, not uniform cards) ===== */
.services { background: var(--bg); }
.service-rows { border-top: 1px solid var(--line); }
.service-row {
    display: grid;
    grid-template-columns: 90px 1fr 1.4fr;
    gap: 40px;
    align-items: start;
    padding: 34px 0;
    border-bottom: 1px solid var(--line);
    transition: background 0.2s;
}
.service-row:hover { background: rgba(0,208,132,0.03); }
.service-row .idx {
    width: 46px; height: 46px;
    background: rgba(0,208,132,0.1);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--green-dim);
    font-size: 19px;
    transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.service-row:hover .idx {
    background: var(--green);
    color: #fff;
    transform: rotate(-6deg) scale(1.06);
}
.service-row h3 {
    font-family: var(--display);
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
}
.service-row p { color: var(--slate); font-size: 15px; }

/* ===== ERP SPOTLIGHT ===== */
.erp-spotlight {
    background: var(--navy);
    color: #fff;
}
.erp-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 60px;
    align-items: center;
}
.erp-grid .section-eyebrow { color: var(--green); }
.erp-grid h2 { color: #fff; font-family: var(--display); font-size: 32px; font-weight: 600; margin-bottom: 16px; }
.erp-grid > div:first-child p.lead { color: rgba(255,255,255,0.65); font-size: 16.5px; max-width: 480px; margin-bottom: 30px; }

.erp-features { list-style: none; margin-bottom: 32px; }
.erp-features li {
    display: flex; gap: 12px; align-items: flex-start;
    font-size: 15.5px; color: rgba(255,255,255,0.85);
    margin-bottom: 15px;
}
.erp-features i { color: var(--green); margin-top: 3px; font-size: 15px; flex-shrink: 0; }

.dash {
    background: #0d1724;
    border: 1px solid rgba(0,208,132,0.18);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.4);
}
.dash-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.dash-head span:first-child { font-family: var(--mono); color: var(--slate-light); font-size: 12px; }
.dash-badge {
    font-size: 11px; font-family: var(--mono);
    color: var(--green); background: rgba(0,208,132,0.12);
    padding: 3px 9px; border-radius: 20px;
}
.dash-row {
    display: flex; justify-content: space-between; align-items: center;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 9px;
    padding: 14px 16px;
    margin-bottom: 10px;
}
.dash-row .label { font-size: 12px; color: var(--slate-light); text-transform: uppercase; letter-spacing: 0.5px; }
.dash-row .value { font-family: var(--display); font-size: 19px; font-weight: 600; color: var(--green); }

/* ===== WHY ===== */
.why { background: #fff; }
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}
.why-item {
    background: #fff;
    padding: 30px 24px;
}
.why-item i { color: var(--green); font-size: 20px; margin-bottom: 14px; display: block; }
.why-item span { font-size: 14.5px; font-weight: 500; color: var(--ink); }

/* ===== MARQUEE ===== */
.clients { background: var(--bg); overflow: hidden; padding-top: 60px; padding-bottom: 60px; }
.tech-marquee { overflow: hidden; }
.tech-track { display: flex; width: max-content; animation: marquee 42s linear infinite; }
.tech-item {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 30px; margin: 0 10px;
    font-size: 15px; font-weight: 600;
    background: #fff; border: 1px solid var(--line);
    border-radius: 10px; color: var(--ink); white-space: nowrap;
}
.tech-item i { color: var(--green-dim); font-size: 18px; }
@keyframes marquee { 0% { transform: translate3d(0,0,0); } 100% { transform: translate3d(-50%,0,0); } }
.tech-marquee:hover .tech-track { animation-play-state: paused; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: #fff; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 28px;
}
.testi-card p { color: var(--ink); font-size: 15px; margin-bottom: 18px; }
.testi-card h4 { font-size: 13.5px; color: var(--slate); font-weight: 600; }

/* ===== CONTACT ===== */
.contact { background: var(--navy); color: #fff; }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; }
.contact-grid .section-eyebrow { color: var(--green); }
.contact-grid h2 { color: #fff; font-family: var(--display); font-size: 32px; font-weight: 600; margin-bottom: 16px; }
.contact-grid p.lead { color: rgba(255,255,255,0.65); margin-bottom: 30px; }
.contact-info-list { display: flex; flex-direction: column; gap: 16px; }
.contact-info-list a { color: rgba(255,255,255,0.85); font-size: 15px; display: flex; gap: 10px; align-items: center; }
.contact-info-list i { color: var(--green); width: 18px; }

.contact form { display: flex; flex-direction: column; gap: 14px; }
.contact input, .contact textarea {
    padding: 14px 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: #fff;
    font-size: 14.5px;
    font-family: var(--body);
    outline: none;
}
.contact input::placeholder, .contact textarea::placeholder { color: rgba(255,255,255,0.35); }
.contact input:focus, .contact textarea:focus { border-color: var(--green); }
.contact button {
    padding: 15px;
    background: var(--green);
    color: var(--navy);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: 0.2s;
}
.contact button:hover { background: #00e693; }

/* ===== FOOTER ===== */
footer { background: #070f20; color: rgba(255,255,255,0.6); padding: 50px 6% 26px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-grid h3 { color: #fff; font-family: var(--display); font-size: 15px; margin-bottom: 16px; }
.footer-grid p, .footer-grid a { color: rgba(255,255,255,0.55); font-size: 14px; line-height: 2; }
.footer-grid a:hover { color: var(--green); }
footer hr { border: 0; border-top: 1px solid rgba(255,255,255,0.08); margin-bottom: 22px; }
.copyright { text-align: center; font-size: 13px; color: rgba(255,255,255,0.4); }

/* ===== UTILITIES ===== */
.floating-whatsapp {
    position: fixed; bottom: 28px; right: 28px;
    width: 56px; height: 56px;
    background: #25D366; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; color: #fff;
    box-shadow: 0 12px 24px rgba(0,0,0,0.22);
    z-index: 9998;
}

#topBtn {
    display: none;
    position: fixed; right: 30px; bottom: 96px;
    width: 48px; height: 48px; border: none;
    background: var(--navy); color: #fff; font-size: 17px;
    border-radius: 50%; cursor: pointer; z-index: 999;
    box-shadow: 0 8px 18px rgba(0,0,0,0.18);
}

#loader {
    position: fixed; inset: 0; background: var(--navy);
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; z-index: 99999; gap: 18px;
}
#loader h2 { font-family: var(--display); color: #fff; font-size: 18px; font-weight: 500; }
.spinner {
    width: 40px; height: 40px;
    border: 3px solid rgba(255,255,255,0.15);
    border-top: 3px solid var(--green);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-stagger.in-view > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 0.32s; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
    .reveal, .reveal-stagger > * {
        opacity: 1 !important; transform: none !important; transition: none !important;
    }
}

/* ===== MICRO-INTERACTIONS ===== */
.why-item { transition: transform 0.25s ease, box-shadow 0.25s ease; }
.why-item:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(10,24,48,0.08); position: relative; z-index: 2; }

.testi-card { transition: transform 0.25s ease, border-color 0.25s ease; }
.testi-card:hover { transform: translateY(-4px); border-color: var(--green); }

.about-stat { transition: transform 0.25s ease; }
.about-stat:hover { transform: translateX(4px); }

.tech-item { transition: transform 0.2s ease, border-color 0.2s ease; }
.tech-item:hover { transform: translateY(-3px); border-color: var(--green); }

.dash-row { transition: transform 0.2s ease, border-color 0.2s ease; }
.dash-row:hover { transform: translateX(3px); border-color: rgba(0,208,132,0.3); }

.service-row h3 { transition: color 0.2s ease; }
.service-row:hover h3 { color: var(--green-dim); }

/* Hero fade-in on load */
.hero-grid > div:first-child > * {
    opacity: 0;
    animation: heroFadeUp 0.7s ease forwards;
}
.hero-grid > div:first-child > *:nth-child(1) { animation-delay: 0.1s; }
.hero-grid > div:first-child > *:nth-child(2) { animation-delay: 0.22s; }
.hero-grid > div:first-child > *:nth-child(3) { animation-delay: 0.34s; }
.hero-grid > div:first-child > *:nth-child(4) { animation-delay: 0.46s; }
.terminal { opacity: 0; animation: heroFadeUp 0.8s ease 0.4s forwards; }

@keyframes heroFadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .hero-grid > div:first-child > *, .terminal { opacity: 1 !important; animation: none !important; }
}
/* ===== THREE PILLARS ===== */
.pillars { background: #fff; padding-top: 70px; padding-bottom: 70px; }
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.pillar-card {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 32px 26px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.pillar-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(10,24,48,0.08);
    border-color: rgba(0,208,132,0.35);
}
.pillar-icon {
    width: 52px; height: 52px;
    background: rgba(0,208,132,0.1);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    color: var(--green-dim);
    font-size: 21px;
    margin-bottom: 20px;
    transition: transform 0.4s ease, background 0.3s ease, color 0.3s ease;
}
.pillar-card:hover .pillar-icon {
    transform: rotate(-8deg) scale(1.08);
    background: var(--green);
    color: #fff;
}
.pillar-card h3 {
    font-family: var(--display);
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 10px;
}
.pillar-card p { color: var(--slate); font-size: 14.5px; }

/* ===== ANIMATED GRADIENT ON HERO KEYWORD ===== */
.hero h1 em {
    font-style: normal;
    background: linear-gradient(90deg, var(--green), #4fe3ac, var(--green));
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: shimmer 7s linear infinite;
}
@keyframes shimmer {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 10%; left: 4%;
    width: 8px; height: 8px;
    background: var(--green);
    border-radius: 50%;
    opacity: 0.5;
    animation: floatDot 9s ease-in-out infinite;
}
@keyframes floatDot {
    0%, 100% { transform: translateY(0); opacity: 0.3; }
    50% { transform: translateY(-18px); opacity: 0.7; }
}

.nav-cta { animation: pulseGlow 4.5s ease-in-out infinite; }
@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0,208,132,0.35); }
    50% { box-shadow: 0 0 0 6px rgba(0,208,132,0); }
}

@media (prefers-reduced-motion: reduce) {
    .hero h1 em, .hero::after, .nav-cta { animation: none !important; }
}

/* ===== SECTION BACKGROUND CANVASES ===== */
.about, .pillars, .services, .why, .testimonials {
    position: relative;
    overflow: hidden;
}
.bg-canvas {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}
.about .section-inner, .pillars .section-inner, .services .section-inner,
.why .section-inner, .testimonials .section-inner {
    position: relative;
    z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
    .bg-canvas { display: none; }
}

/* ===== BUILT-WITH TECH STRIP (footer) ===== */
.built-with {
    background: #050b18;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 24px 6%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
}
.built-with span {
    font-family: var(--mono);
    font-size: 12px;
    color: rgba(255,255,255,0.35);
    letter-spacing: 0.5px;
}
.built-with .stack-item {
    display: flex; align-items: center; gap: 8px;
    font-size: 13.5px; color: rgba(255,255,255,0.6);
}
.built-with .stack-item i { font-size: 18px; }
.built-with .stack-item:nth-child(2) i { color: #E44D26; } /* HTML5 */
.built-with .stack-item:nth-child(3) i { color: #2965F1; } /* CSS3 */
.built-with .stack-item:nth-child(4) i { color: #F0DB4F; } /* JavaScript */
.built-with .stack-item:nth-child(5) i { color: var(--green); } /* Web3Forms */

@media (max-width: 991px) {
    .hero-grid, .about-grid, .erp-grid, .contact-grid { grid-template-columns: 1fr; }
    .pillars-grid { grid-template-columns: 1fr; }
    .service-row { grid-template-columns: 50px 1fr; }
    .service-row > p { grid-column: 2; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .testi-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    nav { display: none; }
    .hero h1 { font-size: 38px; }
}

@media (max-width: 600px) {
    section { padding: 70px 6%; }
    .why-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}