/* --- BRÄNDIVÄRIT JA TYYLIT --- */
:root {
    --brand-blue: #293896;
    --brand-white: #ffffff;
    --color-pelto: #fddab5;
    --color-lohi: #f6a4a5;
    --color-taivas: #90bde1;
    --color-metsa: #427b5a;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    font-weight: 400; 
    color: var(--brand-blue); 
    line-height: 1.6;
    background-color: var(--brand-white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 600; 
    color: var(--brand-blue);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.bg-pelto { background-color: var(--color-pelto); }
.section { padding: clamp(60px, 10vw, 100px) 20px; }

/* --- NAVIGAATIO --- */
nav {
    position: absolute; 
    top: 0; left: 0; right: 0;
    background-color: transparent; 
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    z-index: 100;
}
.nav-logo img { height: 40px; display: block; }

.lang-switch button {
    background: transparent;
    border: 1px solid var(--brand-blue); 
    color: var(--brand-blue); 
    padding: 5px 10px;
    margin-left: 5px;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
}
.lang-switch button:hover,
.lang-switch button.active {
    background: var(--brand-blue); 
    color: var(--brand-white); 
}

/* --- HERO --- */
.hero {
    position: relative;
    height: 100vh; 
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden; 
    background-color: var(--color-taivas); 
}

.hero-image-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('img/Tirppa_drone_1.png');
    background-size: cover;
    background-position: center;
    z-index: 0; 
}

.hero-content {
    position: relative;
    z-index: 1; 
    padding: 0 20px;
    width: 100%;
    text-align: center;
}

.hero-content h1 {
    color: var(--brand-blue);
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin: 0; 
    display: inline-block; 
    background-color: rgba(255, 255, 255, 0.65); 
    backdrop-filter: blur(8px); 
    -webkit-backdrop-filter: blur(8px); 
    padding: 20px 40px;
    border-radius: 12px;
}

/* --- ALASIVUJEN HERO (esim. Tietosuojasivu) --- */
.hero-small {
    height: 300px;
    background-color: var(--brand-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--brand-white);
    padding-top: 80px; 
}

.hero-small h1 {
    color: var(--brand-white);
    font-size: clamp(2rem, 4vw, 3rem);
    background: none;
    backdrop-filter: none;
    padding: 0;
}

/* --- TIETOSUOJA-SISÄLTÖ --- */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
    padding: clamp(60px, 8vw, 100px) 20px;
}
.legal-content h2 { margin-top: 40px; margin-bottom: 15px; font-size: 1.5rem; }
.legal-content p { margin-bottom: 15px; color: var(--brand-blue); }
.legal-content ul { margin-left: 20px; margin-top: 10px; margin-bottom: 20px; color: var(--brand-blue); }
.legal-content li { margin-bottom: 10px; }
.mb-4 { margin-bottom: 2rem; }

/* --- VISIO & YDINAJATUS --- */
.vision-title { font-size: clamp(2rem, 5vw, 2.5rem); margin-bottom: 30px; }
.vision-text { font-size: clamp(1.2rem, 3vw, 1.5rem); color: var(--brand-blue); line-height: 1.8; max-width: 900px; margin: 0 auto; }
.idea-section h2 { font-size: clamp(2rem, 5vw, 2.5rem); margin-bottom: 30px; }
.idea-text { font-size: clamp(1rem, 2.5vw, 1.2rem); color: var(--brand-blue); line-height: 1.8; max-width: 800px; margin: 0 auto; }

/* --- POSTITUSLISTA --- */
.newsletter-desc { margin-bottom: 30px; }
.newsletter-form {
    display: flex; justify-content: center; gap: 10px;
    max-width: 500px; margin: 0 auto; flex-wrap: wrap;
}
.newsletter-form input {
    flex: 1; min-width: 250px; padding: 12px 20px;
    border: 2px solid var(--brand-blue); border-radius: 4px; 
    font-family: 'Open Sans', sans-serif; font-size: 1rem;
    color: var(--brand-blue); outline: none;
}
.newsletter-form input::placeholder { color: rgba(41, 56, 150, 0.5); }
.success-msg {
    display: none; margin-top: 20px; color: var(--color-metsa);
    font-weight: 600; font-size: 1.1rem;
}

/* --- PAINIKKEET --- */
.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border-radius: 4px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}
.btn-primary { background-color: var(--brand-blue); color: var(--brand-white); border: 1px solid var(--brand-blue); }
.btn-primary:hover { background-color: var(--brand-white); color: var(--brand-blue); }
.btn-secondary { background-color: transparent; color: var(--brand-blue); border: 1px solid var(--brand-blue); padding: 10px 20px; }
.btn-secondary:hover { background-color: var(--brand-blue); color: var(--brand-white); }

/* --- FOOTER --- */
footer { background-color: var(--brand-blue); color: var(--brand-white); padding: 60px 20px; text-align: center; }
footer img { height: 40px; margin-bottom: 20px; }
footer p { color: var(--brand-white); margin-bottom: 10px; }
footer a { color: var(--brand-white); text-decoration: underline; }
.footer-legal { margin-top: 30px; opacity: 0.8; font-size: 0.9rem; }
.footer-legal a { text-decoration: none; border-bottom: 1px solid white; }

/* --- EVÄSTEKYSELY (Cookie Banner) --- */
.cookie-banner {
    position: fixed; bottom: 20px; left: 20px; right: 20px;
    max-width: 800px; margin: 0 auto;
    background-color: var(--brand-white); border: 2px solid var(--brand-blue);
    border-radius: 8px; padding: 20px;
    display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
    z-index: 1000; box-shadow: 0 10px 30px rgba(41, 56, 150, 0.2);
}
.cookie-content { flex: 1 1 300px; margin-right: 20px; }
.cookie-content h3 { margin-bottom: 5px; font-size: 1.2rem; }
.cookie-content p { font-size: 0.9rem; margin: 0; color: var(--brand-blue); }
.cookie-buttons { display: flex; gap: 10px; margin-top: 10px; }

/* --- RESPONSIVISUUS --- */
@media (max-width: 768px) {
    nav { padding: 15px 20px; }
    .hero-content h1 { padding: 15px 20px; }
    .cookie-banner { flex-direction: column; align-items: flex-start; }
    .cookie-content { margin-right: 0; margin-bottom: 15px; }
    .cookie-buttons { width: 100%; justify-content: flex-end; }
}