/* ==========================================================================
   ΔΙΟΡΘΩΜΕΝΕΣ ΜΕΤΑΒΛΗΤΕΣ - ΜΟΝΤΕΡΝΟ ΠΑΣΤΕΛ ΚΑΙ ΦΡΕΣΚΟ ΣΤΥΛ
   ========================================================================== */
:root {
    --bg-main: #faf6ee;        /* Απαλό, φωτεινό Pastel Cream/Banana background */
    --text-dark: #1a2a44;      /* Deep Navy Blue για μέγιστη ασφάλεια και αντίθεση */
    --muted-color: #5c6a7e;    /* Δευτερεύον μαλακό μπλε-γκρι κείμενο */
    --accent-cyan: #00b4d8;    /* Electric Cyan/Turquoise για τα βασικά CTA κουμπιά */
    --border-color: #eae3d5;   /* Διακριτικά dividers που ταιριάζουν με το κρεμ */
    
    --radius-mega: 28px;       /* Μεγάλες στρογγυλεμένες γωνίες για φιλικό ύφος */
    --radius-small: 14px;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --container-max: 1200px;
}

/* RESET & BASE */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
}
body {
    background-color: var(--bg-main);
    color: var(--text-dark);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ADVANCED SCROLL REVEAL (LEFT / RIGHT SLIDE IN) */
.slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.slide-left.active, .slide-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-element.active {
    opacity: 1;
    transform: translateY(0);
}

/* NAVBAR */
.main-header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 200;
    background-color: rgba(250, 246, 238, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}
.header-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}
.logo span { color: var(--accent-cyan); }

/* ==========================================================================
   HEADER IMAGE LOGO STYLES (KEYEXPERT) gia to logo otan xreiastei
   ========================================================================== */
/*.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  cursor: pointer;
}

.logo-img {
  height: 40px; 
  width: auto;  
  display: block;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.logo:hover .logo-img {
  opacity: 0.85;
  transform: scale(1.02);
}*/

/* Responsive για κινητά */
/*@media (max-width: 768px) {
  .logo-img {
    height: 32px;
  }
}*/

.nav-menu { display: flex; align-items: center; }
.nav-links-wrapper { display: flex; align-items: center; gap: 30px; }
.nav-link-item {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.2s;
}
.nav-link-item:hover { color: var(--accent-cyan); }

.nav-emergency-btn {
    text-decoration: none;
    background-color: var(--text-dark);
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color 0.2s;
}
.nav-emergency-btn:hover { background-color: var(--accent-cyan); }

/* BURGER BUTTON */
.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 210;
}
.burger-menu span {
    width: 100%; height: 2px;
    background-color: var(--text-dark);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s;
}
.burger-menu.active span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger-menu.active span:nth-child(2) { transform: translateY(-5px) rotate(-45deg); }

/* COMMON TAGS & BUTTONS */
.playful-tag {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(0, 180, 216, 0.12);
    color: var(--text-dark);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}
.highlight-text { color: var(--accent-cyan); position: relative; }

.btn-playful {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: transform 0.2s;
}
.btn-main { background-color: var(--text-dark); color: #fff; }
.btn-main:hover { background-color: var(--accent-cyan); transform: scale(1.02); }
.btn-sub { background-color: #fff; color: var(--text-dark); border: 1px solid var(--border-color); }
.btn-sub:hover { border-color: var(--text-dark); transform: scale(1.02); }

/* CONTAINER 2: HERO */
.hero-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 160px 30px 80px 30px;
}
.hero-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: 3.8rem;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 25px;
}
.hero-description {
    font-size: 1.15rem;
    line-height: 1.6;
    color: var(--muted-color);
    margin-bottom: 35px;
}
.hero-actions { display: flex; gap: 15px; }

/* THE FUNCTIONAL CAROUSEL */
.hero-carousel-container {
    width: 100%;
    position: relative;
}
.carousel-slider {
    width: 100%;
    height: 420px;
    position: relative;
    overflow: hidden;
    border-radius: 50%; /* Μετατρέπει το slider σε τέλειο κύκλο */
    border: 4px solid #fff;
    box-shadow: 0 10px 30px rgba(26,42,68,0.05);
}
.carousel-slide {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}
.carousel-slide.active {
    opacity: 1;
}
.carousel-slide img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}
.dot {
    width: 8px; height: 8px;
    background-color: var(--border-color);
    border-radius: 50%;
    cursor: pointer;
}
.dot.active { background-color: var(--text-dark); width: 20px; border-radius: 10px; }

/* CONTAINER 3: ABOUT */
.about-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 80px 30px;
    border-top: 1px solid var(--border-color);
}
.about-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}
.about-row-text h2 { font-family: var(--font-heading); font-size: 2.8rem; letter-spacing: -1px; margin-bottom: 20px; }
.about-row-text p { color: var(--muted-color); font-size: 1.1rem; line-height: 1.6; }
.about-row-features { display: flex; flex-direction: column; gap: 20px; }
.mini-feat {
    background-color: #fff;
    padding: 20px;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 15px;
}
.feat-icon { font-size: 1.5rem; }
.mini-feat h4 { font-family: var(--font-heading); font-size: 1.1rem; }

/* CONTAINER 4: SERVICE CARDS GRID (3/4 Image, 1/4 Text) */
.services-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 80px 30px;
}
.section-header { margin-bottom: 50px; text-align: center; }
.section-header h2 { font-family: var(--font-heading); font-size: 3rem; letter-spacing: -1px; }

.services-grid-6 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.service-box {
    background-color: #fff;
    border-radius: var(--radius-mega);
    overflow: hidden;
    border: 1px solid var(--border-color);
    height: 480px; /* Σταθερό ύψος για ομοιομορφία */
    display: flex;
    flex-direction: column;
}
.box-image-area {
    height: 75%; /* Τα 3/4 του κουτιού είναι εικόνα */
    width: 100%;
    overflow: hidden;
}
.box-image-area img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.box-text-area {
    height: 25%; /* Το 1/4 είναι κείμενο */
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #fff;
    border-top: 1px solid var(--border-color);
}
.box-text-area h3 { font-family: var(--font-heading); font-size: 1.25rem; margin-bottom: 5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.box-text-area p { color: var(--muted-color); font-size: 0.88rem; line-height: 1.4; display: -webkit-box; line-clamp: 2; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Hover Effects */
.service-box:hover .box-image-area img { transform: scale(1.04); }

/* CONTAINER 5: EMERGENCY BANNER */
.emergency-banner {
    background-color: var(--text-dark);
    color: #fff;
    padding: 80px 30px;
    text-align: center;
}
.banner-content { max-width: 800px; margin: 0 auto; }
.emergency-banner h2 { font-family: var(--font-heading); font-size: 3rem; margin-bottom: 20px; }
.emergency-banner p { font-size: 1.15rem; opacity: 0.85; margin-bottom: 35px; line-height: 1.6; }
.banner-call-btn {
    display: inline-block;
    padding: 18px 40px;
    background-color: var(--accent-cyan);
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: transform 0.2s;
}
.banner-call-btn:hover { transform: scale(1.04); }

/* CONTAINER 6: SECURITY TIPS & BRANDS (Interactive Section) */
.security-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 100px 30px;
}
.security-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: start;
}
.security-tips-area h2 { font-family: var(--font-heading); font-size: 2.8rem; letter-spacing: -1px; margin-bottom: 40px; }

.tips-accordion { display: flex; flex-direction: column; gap: 15px; }
.tip-box {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-small);
    overflow: hidden;
}
.tip-trigger {
    padding: 20px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    background-color: #fff;
    transition: color 0.2s;
}
.tip-box.active .tip-trigger { color: var(--accent-cyan); font-family: var(--font-heading); }
.tip-content {
    display: none;
    padding: 0 20px 20px 20px;
    color: var(--muted-color);
    font-size: 0.95rem;
    line-height: 1.5;
}
.tip-box.active .tip-content { display: block; }

/* Brands area right */
.security-brands-area {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-mega);
    padding: 40px;
}
.security-brands-area h3 { font-family: var(--font-heading); font-size: 1.6rem; margin-bottom: 15px; }
.security-brands-area p { color: var(--muted-color); font-size: 0.95rem; margin-bottom: 35px; line-height: 1.5; }
.brands-cloud-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}
.brand-bubble {
    background-color: var(--bg-main);
    padding: 15px;
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 700;
    border-radius: 50px;
    font-size: 0.95rem;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

/* CONTAINER 7: FAQ ACCORDION */
.faq-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 80px 30px;
    border-top: 1px solid var(--border-color);
}
.faq-accordion-wrapper { border-top: 1px solid var(--border-color); max-width: 850px; margin: 0 auto; }
.accordion-item { border-bottom: 1px solid var(--border-color); width: 100%; }
.accordion-trigger {
    width: 100%; padding: 30px 0;
    display: grid; grid-template-columns: 60px 1fr 40px;
    align-items: center; cursor: pointer; background: transparent; border: none; text-align: left;
}
.accordion-trigger * { pointer-events: none; }
.acc-number { font-size: 0.85rem; color: var(--muted-color); font-weight: 600; }
.acc-title { font-family: var(--font-sans); font-size: 1.2rem; font-weight: 600; color: var(--text-dark); transition: color 0.2s; }
.acc-cross { width: 14px; height: 14px; position: relative; justify-self: end; }
.acc-cross::before, .acc-cross::after { content: ''; position: absolute; background-color: var(--text-dark); transition: transform 0.3s; }
.acc-cross::before { top: 6px; left: 0; width: 100%; height: 2px; }
.acc-cross::after { left: 6px; top: 0; width: 2px; height: 100%; }

.accordion-content { display: none; padding-left: 60px; }
.accordion-content p { padding-bottom: 30px; color: var(--muted-color); font-size: 1rem; line-height: 1.6; }

.accordion-trigger.active .acc-cross::after { transform: rotate(90deg); opacity: 0; }
.accordion-trigger.active .acc-title { color: var(--accent-cyan); }

/* CONTAINER 8: CONTACT FORM */
.contact-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 80px 30px;
}
.contact-box-wrapper {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-mega);
    padding: 50px;
    text-align: center;
}
.contact-box-wrapper h2 { font-family: var(--font-heading); font-size: 3rem; letter-spacing: -1px; margin-bottom: 15px; }
.contact-box-wrapper p { color: var(--muted-color); max-width: 550px; margin: 0 auto 40px auto; font-size: 0.95rem; line-height: 1.5; }

.playful-form { max-width: 650px; margin: 0 auto; text-align: left; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-group label { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; }
.playful-form input, .playful-form textarea {
    width: 100%; padding: 16px; border: 1px solid var(--border-color); border-radius: var(--radius-small);
    background-color: var(--bg-main); font-family: var(--font-body); font-size: 0.95rem; outline: none; transition: border-color 0.2s;
}
.playful-form input:focus, .playful-form textarea:focus { border-color: var(--text-dark); }
.btn-submit-playful {
    width: 100%; padding: 18px; background-color: var(--text-dark); color: #fff; border: none;
    border-radius: 50px; font-family: var(--font-body); font-size: 1rem; font-weight: 600; cursor: pointer; transition: background-color 0.2s;
}
.btn-submit-playful:hover { background-color: var(--accent-cyan); }
.form-notification { text-align: center; font-weight: 600; margin-top: 15px; }

/* CONTAINER 9: COMPLETE FOOTER */
.main-footer {
    max-width: var(--container-max);
    margin: 40px auto 0 auto;
    padding: 80px 30px 40px 30px;
    border-top: 1px solid var(--border-color);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.8fr 1.2fr 0.7fr;
    gap: 40px;
    margin-bottom: 50px;
}
.logo-footer { font-family: var(--font-heading); font-size: 1.6rem; font-weight: 700; text-decoration: none; color: var(--text-dark); }
.logo-footer span { color: var(--accent-cyan); }
.footer-text { color: var(--muted-color); font-size: 0.9rem; margin-top: 15px; line-height: 1.5; max-width: 250px; }

.footer-col h4 { font-family: var(--font-heading); font-size: 1rem; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.5px; }
.footer-col a, .footer-col p { display: block; text-decoration: none; color: var(--muted-color); font-size: 0.95rem; margin-bottom: 12px; }
.footer-col a:hover { color: var(--accent-cyan); }

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    color: var(--muted-color);
    font-size: 0.85rem;
}
.footer-legal a { text-decoration: none; color: var(--muted-color); margin-left: 20px; }
.footer-legal a:hover { color: var(--text-dark); }

/* ==========================================================================
   FOOTER IMAGE LOGO STYLES (KEYEXPERT)
   ========================================================================== */
/*.logo-footer {
  display: inline-block;
  text-decoration: none;
  cursor: pointer;
}

.logo-footer-img {
  height: 40px; 
  width: auto;  
  display: block;
  transition: opacity 0.3s ease;
}

.logo-footer:hover .logo-footer-img {
  opacity: 0.85;
}*/

/* Responsive για κινητά */
/*@media (max-width: 768px) {
  .logo-footer-img {
    height: 32px;
  }
}*/

/* RESPONSIVE SYSTEM */
@media (max-width: 1024px) {
    .services-grid-6, .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-wrapper, .about-container, .security-wrapper { grid-template-columns: 1fr; }
    .carousel-slider { max-width: 450px; margin: 0 auto; }
}
@media (max-width: 768px) {
    .burger-menu { display: flex; }
    .nav-menu {
        position: fixed; top: -100vh; left: 0; width: 100%; height: 100vh;
        background-color: var(--bg-main); padding: 120px 30px;
        transition: top 0.4s cubic-bezier(0.16, 1, 0.3, 1); z-index: 190;
    }
    .nav-menu.open { top: 0; }
    .nav-links-wrapper { flex-direction: column; gap: 30px; align-items: flex-start; }
    .nav-link-item { font-size: 1.6rem; font-family: var(--font-heading); }
    .nav-emergency-btn { width: 100%; text-align: center; }
    
    .hero-title { font-size: 2.6rem; }
    .services-grid-6, .about-row-features, .brands-cloud-grid, .form-row-2, .footer-grid { grid-template-columns: 1fr; }
    .section-header h2, .about-luxury-wrapper h2, .contact-box-wrapper h2, .emergency-banner h2, .security-tips-area h2, .about-section h2 { font-size: 2rem; }
    .service-box { height: 420px; }
    .carousel-slider { height: 320px; width: 320px; }
    .footer-bottom { flex-direction: column; gap: 15px; }
    .footer-legal a { margin-left: 0; margin-right: 20px; }
}