/* RESET I OSNOVNI STILOVI */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #F7F4F2;
    background-color: #091B35;
    opacity: 0;
    animation: fadeIn 0.8s ease-in forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* INTER FONT (ako nije dostupan, koristi se fallback) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ANIMACIJE - SAMO KEYFRAMES, BEZ PRIMENE NA ELEMENTE (JS RADI) */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInSlow {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* HEADER SA LOGOTIPOM */
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
}

.logo img {
    max-height: 40px;
    width: auto;
}

/* Hamburger menu dugme - samo na mobilnim */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: #F7F4F2;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

.site-header {
    padding: 8px 0;
    border-bottom: 2px solid #BA8753;
    background-color: rgba(247, 244, 242, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

body.scrolled .site-header {
    background-color: rgba(247, 244, 242, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.main-nav a {
    text-decoration: none;
    color: #F7F4F2;
    font-weight: 500;
    letter-spacing: 1px;
    font-size: 0.95rem;
    transition: color 0.3s;
    font-family: 'Inter', sans-serif;
    position: relative;
}

.main-nav a:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #BA8753;
    transition: width 0.3s ease;
}

.main-nav a:hover:after,
.main-nav a.active:after {
    width: 100%;
}

.main-nav a:hover,
.main-nav a.active {
    color: #BA8753;
}

/* TIPOGRAFIJA */
h1, h2, h3 {
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    font-family: 'Inter', sans-serif;
}

h1 {
    font-size: 4rem;
    line-height: 1.2;
    text-transform: uppercase;
    color: #F7F4F2;
    font-weight: 600;
    letter-spacing: -0.01em;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    color: #F7F4F2;
    font-weight: 500;
}

h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: #BA8753;
}

h2.centered-title {
    display: block;
    text-align: center;
}

h2.centered-title:after {
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: 1.8rem;
    font-weight: 500;
}

p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: #F7F4F2;
    font-weight: 300;
    line-height: 1.7;
}

/* HERO SEKCIJA (INDEX) */
.hero {
    position: relative;
    padding: 150px 0;
    text-align: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 600px;
    display: flex;
    align-items: center;
    margin-top: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
}

.hero-container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #F7F4F2;
    text-shadow: 0 2px 20px rgba(0,0,0,0.8);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: #BA8753;
    margin-bottom: 40px;
    letter-spacing: 2px;
    text-shadow: 0 2px 15px rgba(0,0,0,0.6);
    font-weight: 400;
    font-family: 'Inter', sans-serif;
}

/* DUGME */
.btn {
    display: inline-block;
    padding: 12px 40px;
    background-color: transparent;
    color: #F7F4F2;
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 1.5px;
    border: 2px solid #BA8753;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.btn-bold {
    font-weight: 700;
    letter-spacing: 2px;
}

.btn:hover {
    background-color: #BA8753;
    color: #091B35;
    border-color: #BA8753;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(186, 135, 83, 0.3);
}

.btn:active {
    transform: translateY(0);
}

/* SEKCIJA SA KARAKTERISTIKAMA (INDEX) */
.features {
    padding: 80px 0;
    background-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    justify-items: center;
    align-items: stretch;
}

.feature-card {
    padding: 50px 30px 40px 30px;
    background-color: rgba(247, 244, 242, 0.1);
    border-radius: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(186, 135, 83, 0.3);
    backdrop-filter: blur(2px);
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 380px;
    margin: 0 auto;
    min-height: 500px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.4);
    border-color: #BA8753;
    background-color: rgba(247, 244, 242, 0.15);
}

.feature-icon {
    text-align: center;
    margin-bottom: 30px;
}

.feature-icon img {
    max-width: 120px;
    height: auto;
    display: inline-block;
}

.feature-card h2 {
    text-align: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: #BA8753;
    position: relative;
    padding-bottom: 15px;
    width: 100%;
    font-weight: 500;
}

.feature-card h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background-color: #BA8753;
    transition: width 0.3s ease;
}

.feature-card:hover h2:after {
    width: 100px;
}

.feature-card p {
    text-align: center;
    font-size: 1rem;
    line-height: 1.6;
    color: #F7F4F2;
    margin-bottom: 0;
    max-width: 300px;
}

/* SEKCIJA PORUKA (INDEX) */
.message-section {
    padding: 100px 0;
    background-color: rgba(2, 54, 115, 0.8);
    backdrop-filter: blur(3px);
}

.message-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.message-text {
    text-align: left;
}

.message-text h2 {
    color: #F7F4F2;
    font-size: 2.5rem;
    margin-bottom: 30px;
    display: block;
}

.message-text h2:after {
    background-color: #BA8753;
    left: 0;
    transform: none;
    width: 80px;
}

.message-paragraph {
    font-size: 1.1rem;
    color: #F7F4F2;
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 300;
}

.message-image {
    text-align: center;
}

.message-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.book-credit {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #BA8753;
    text-align: left;
}

.book-credit p {
    margin-bottom: 0;
    font-size: 1rem;
    color: #F7F4F2;
}

.book-credit strong {
    color: #BA8753;
    font-weight: 600;
}

/* ABOUT SEKCIJA (INDEX) */
.about-section {
    padding: 100px 0;
    background-color: transparent;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    color: #F7F4F2;
    font-size: 2.5rem;
    margin-bottom: 50px;
    display: block;
}

.about-text {
    text-align: left;
    margin-bottom: 50px;
}

.about-text p {
    margin-bottom: 30px;
    font-size: 1.15rem;
    color: #F7F4F2;
    line-height: 1.8;
}

.about-button {
    text-align: center;
    margin-top: 20px;
}

.about-button .btn {
    padding: 14px 60px;
    font-size: 1.1rem;
}

/* FOOTER */
.site-footer {
    padding: 16px 0;
    background-color: rgba(247, 244, 242, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #F7F4F2;
    border-top: 2px solid #BA8753;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 30px;
}

.footer-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
    justify-content: flex-start;
}

.footer-nav a {
    color: #F7F4F2;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 1px;
    position: relative;
}

.footer-nav a:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #BA8753;
    transition: width 0.3s ease;
}

.footer-nav a:hover:after {
    width: 100%;
}

.footer-nav a:hover {
    color: #BA8753;
}

.footer-logo {
    text-align: center;
}

.footer-logo img {
    max-height: 40px;
    width: auto;
    display: inline-block;
}

.footer-copyright {
    text-align: right;
}

.footer-copyright p {
    margin: 0;
    font-size: 0.9rem;
    color: #F7F4F2;
    font-weight: 300;
}

/* ============================================ */
/* BOOK PAGE STYLES - SIRI DESNI BOX */
/* ============================================ */

.book-hero {
    position: relative;
    padding: 80px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 600px;
    display: flex;
    align-items: center;
    margin-top: 0;
}

.book-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
}

.book-hero-container {
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
}

/* Leva strana - Slika knjige (manji box) */
.book-cover {
    flex: 0 0 350px;
    height: 500px;
    background-color: rgba(247, 244, 242, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid #BA8753;
    border-radius: 20px;
    padding: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.book-cover img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
    transition: transform 0.5s ease;
}

.book-cover img:hover {
    transform: scale(1.02);
}

/* Desna strana - Book details box (širi box) */
.book-details-box {
    flex: 0 0 500px;
    height: 500px;
    background-color: rgba(247, 244, 242, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid #BA8753;
    border-radius: 20px;
    padding: 35px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
}

.book-detail-item {
    display: flex;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(186, 135, 83, 0.3);
}

.book-detail-item:first-of-type {
    margin-top: 0;
}

.book-detail-item:last-of-type {
    border-bottom: none;
    margin-bottom: 10px;
}

.detail-label {
    width: 110px;
    font-weight: 600;
    color: #BA8753;
    font-size: 1rem;
    letter-spacing: 1px;
}

.detail-value {
    flex: 1;
    font-weight: 400;
    color: #F7F4F2;
    font-size: 1rem;
    line-height: 1.5;
    padding-left: 15px;
}

.category-line {
    display: block;
    line-height: 1.4;
}

.book-buy-button {
    margin-top: auto;
    text-align: center;
    padding-top: 10px;
}

.btn-book {
    padding: 8px 35px;
    font-size: 0.95rem;
    background-color: transparent;
    color: #F7F4F2;
    border: 2px solid #BA8753;
    border-radius: 30px;
    transition: all 0.3s ease;
    font-weight: 600;
    letter-spacing: 2px;
    display: inline-block;
}

.btn-book:hover {
    background-color: #BA8753;
    color: #091B35;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(186, 135, 83, 0.3);
}

/* ============================================ */
/* ABOUT BOOK SECTION - SA BOXEVIMA */
/* ============================================ */

.about-book-section {
    padding: 80px 0;
    background-color: transparent;
}

.about-book-section h2 {
    color: #F7F4F2;
    font-size: 2.5rem;
    margin-bottom: 50px;
    text-align: center;
}

.about-book-box {
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 30px 40px;
    background-color: rgba(247, 244, 242, 0.08);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(186, 135, 83, 0.2);
    border-radius: 20px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.about-book-box:hover {
    border-color: #BA8753;
    background-color: rgba(247, 244, 242, 0.12);
}

.about-book-box p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #F7F4F2;
    margin-bottom: 20px;
    font-weight: 300;
}

.about-book-box p:last-child {
    margin-bottom: 0;
}

.highlight-text {
    font-size: 1.3rem;
    color: #BA8753;
    font-weight: 400;
    font-style: italic;
    text-align: center;
    border-top: 1px solid rgba(186, 135, 83, 0.3);
    border-bottom: 1px solid rgba(186, 135, 83, 0.3);
    padding: 20px 0;
    margin-top: 20px;
}

.special-box {
    background-color: rgba(2, 54, 115, 0.4);
    border-left: 4px solid #BA8753;
}

.box-intro {
    font-size: 1.2rem;
    color: #BA8753;
    font-weight: 500;
    margin-bottom: 15px;
}

.final-box {
    border: 2px solid #BA8753;
    background-color: rgba(186, 135, 83, 0.1);
}

.closing-text {
    font-size: 1.15rem;
    font-style: italic;
    border-top: 1px solid rgba(186, 135, 83, 0.3);
    padding-top: 20px;
    margin-top: 20px;
}

.final-line {
    font-size: 1.4rem;
    color: #BA8753;
    font-weight: 400;
    text-align: center;
    margin-top: 20px;
}

/* ============================================ */
/* AUTHOR SECTION - SA SLIKOM I TEKSTOM */
/* ============================================ */

.author-section {
    padding: 80px 0;
    background-color: transparent;
    position: relative;
}

.author-section h2 {
    color: #F7F4F2;
    font-size: 2.5rem;
    margin-bottom: 50px;
    text-align: center;
}

.author-content {
    display: flex;
    align-items: flex-start;
    gap: 50px;
    max-width: 1000px;
    margin: 0 auto;
}

/* Leva strana - Slika autora */
.author-image {
    flex: 0 0 280px;
    position: relative;
}

.author-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(186, 135, 83, 0.3);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.author-image img:hover {
    transform: scale(1.02);
    border-color: #BA8753;
}

/* Desna strana - Tekst o autoru */
.author-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.author-paragraph {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #F7F4F2;
    font-weight: 300;
    margin: 0;
}

.author-paragraph:first-of-type {
    margin-top: 0;
}

.author-paragraph:last-of-type {
    margin-bottom: 0;
}

/* ============================================ */
/* SECTION DIVIDER - TANKA LINIJA */
/* ============================================ */

.section-divider {
    width: 80%;
    max-width: 600px;
    height: 1px;
    background-color: rgba(186, 135, 83, 0.3);
    margin: 20px auto 30px;
}

/* ============================================ */
/* TALK TO US SECTION */
/* ============================================ */

.talk-section {
    padding: 60px 0 100px;
    background-color: transparent;
}

.talk-box {
    max-width: 800px;
    margin: 0 auto;
    background-color: rgba(247, 244, 242, 0.08);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(186, 135, 83, 0.3);
    border-radius: 30px;
    padding: 50px 60px;
    text-align: center;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.talk-box:hover {
    border-color: #BA8753;
    box-shadow: 0 15px 40px rgba(186, 135, 83, 0.15);
    background-color: rgba(247, 244, 242, 0.12);
}

.talk-box h2 {
    color: #F7F4F2;
    font-size: 2.5rem;
    margin-bottom: 30px;
}

.talk-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.talk-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #F7F4F2;
    font-weight: 300;
    margin-bottom: 20px;
    max-width: 600px;
}

.btn-talk {
    padding: 14px 50px;
    font-size: 1.1rem;
    background-color: transparent;
    color: #F7F4F2;
    border: 2px solid #BA8753;
    border-radius: 40px;
    transition: all 0.3s ease;
    font-weight: 600;
    letter-spacing: 2px;
    display: inline-block;
}

.btn-talk:hover {
    background-color: #BA8753;
    color: #091B35;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(186, 135, 83, 0.3);
}

/* ============================================ */
/* HOVER EFEKTI - OVO OSTaje */
/* ============================================ */

.book-cover img:hover,
.author-image img:hover,
.btn:hover,
.btn-book:hover,
.btn-talk:hover {
    transition: all 0.3s ease;
}

/* ============================================ */
/* CONTACT PAGE STYLES */
/* ============================================ */

/* Hero sekcija - povećana visina */
.contact-hero {
    position: relative;
    padding: 100px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 400px;
    display: flex;
    align-items: center;
    margin-top: 0;
}

.contact-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
}

.contact-hero-container {
    position: relative;
    z-index: 2;
    width: 100%;
    text-align: center;
}

.contact-hero h1 {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #F7F4F2;
    text-shadow: 0 2px 15px rgba(0,0,0,0.7);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.contact-hero-subtitle {
    font-size: 1.6rem;
    color: #BA8753;
    margin-bottom: 0;
    letter-spacing: 1px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    font-weight: 300;
}

/* Contact section */
.contact-section {
    padding: 60px 0 100px;
    background-color: transparent;
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

.contact-content h2 {
    color: #F7F4F2;
    font-size: 2.2rem;
    margin-bottom: 25px;
    text-align: center;
}

/* Centrirana linija ispod naslova */
.contact-content h2:after {
    left: 50%;
    transform: translateX(-50%);
}

/* Dodati tekst ispod naslova */
.contact-intro {
    font-size: 1.15rem;
    line-height: 1.7;
    color: #F7F4F2;
    font-weight: 300;
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px;
    padding: 0 15px;
}

/* Success i error poruke */
.contact-success {
    background-color: rgba(76, 175, 80, 0.15);
    border: 1px solid #4CAF50;
    color: #F7F4F2;
    padding: 20px;
    border-radius: 20px;
    margin-bottom: 30px;
    text-align: center;
    font-size: 1.1rem;
    backdrop-filter: blur(5px);
}

.contact-errors {
    background-color: rgba(244, 67, 54, 0.15);
    border: 1px solid #F44336;
    color: #F7F4F2;
    padding: 20px 30px;
    border-radius: 20px;
    margin-bottom: 30px;
    backdrop-filter: blur(5px);
}

.contact-errors ul {
    margin: 0;
    padding-left: 20px;
}

.contact-errors li {
    color: #F7F4F2;
    font-size: 1rem;
    margin-bottom: 5px;
}

/* Kontakt forma */
.contact-form-container {
    background-color: rgba(247, 244, 242, 0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(186, 135, 83, 0.3);
    border-radius: 30px;
    padding: 40px 50px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form-container:hover {
    border-color: #BA8753;
    box-shadow: 0 15px 40px rgba(186, 135, 83, 0.15);
}

.contact-form {
    width: 100%;
}

.form-group {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.form-label {
    width: 100px;
    font-weight: 500;
    color: #BA8753;
    font-size: 1rem;
    letter-spacing: 0.5px;
    padding-top: 12px;
}

.form-input,
.form-textarea {
    flex: 1;
    background-color: rgba(247, 244, 242, 0.1);
    border: 1px solid rgba(186, 135, 83, 0.3);
    border-radius: 16px;
    padding: 12px 18px;
    color: #F7F4F2;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #BA8753;
    background-color: rgba(247, 244, 242, 0.15);
    box-shadow: 0 0 0 3px rgba(186, 135, 83, 0.2);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-button {
    text-align: center;
    margin-top: 30px;
}

.btn-contact {
    padding: 14px 50px;
    font-size: 1.1rem;
    background-color: transparent;
    color: #F7F4F2;
    border: 2px solid #BA8753;
    border-radius: 40px;
    transition: all 0.3s ease;
    font-weight: 600;
    letter-spacing: 2px;
    display: inline-block;
}

.btn-contact:hover {
    background-color: #BA8753;
    color: #091B35;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(186, 135, 83, 0.3);
}

/* ============================================ */
/* RESPONZIVNOST ZA MOBILNE UREDJAJE */
/* ============================================ */

@media (max-width: 1200px) {
    .book-hero-container {
        gap: 40px;
    }
    
    .book-cover {
        flex: 0 0 300px;
        height: 450px;
    }
    
    .book-details-box {
        flex: 0 0 450px;
        height: 450px;
        padding: 30px;
    }
}

@media (max-width: 992px) {
    .book-hero-container {
        flex-direction: column;
        gap: 30px;
    }
    
    .book-cover {
        flex: 0 0 auto;
        width: 100%;
        max-width: 300px;
        height: 400px;
    }
    
    .book-details-box {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
        height: auto;
        min-height: 450px;
    }
    
    .book-buy-button {
        text-align: center;
    }
    
    .author-content {
        gap: 40px;
    }
    
    .author-image {
        flex: 0 0 240px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .feature-card {
        max-width: 350px;
        min-height: 480px;
        padding: 40px 25px 35px 25px;
    }
    
    .feature-icon img {
        max-width: 100px;
    }
    
    .feature-card h2 {
        font-size: 1.5rem;
    }
    
    .message-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .message-text {
        text-align: center;
    }
    
    .message-text h2:after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .book-credit {
        text-align: center;
    }
    
    .message-image {
        order: -1;
    }
    
    .message-image img {
        max-width: 80%;
    }
}

@media (max-width: 768px) {
    /* Prikaz hamburger menija samo na mobilnim */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #023673; /* Puna plava boja, ne providna */
        border-bottom: 2px solid #BA8753;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        z-index: 99;
    }
    
    .main-nav.active {
        max-height: 300px;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 20px;
    }
    
    .main-nav li {
        width: 100%;
        text-align: center;
    }
    
    .main-nav a {
        display: block;
        padding: 15px 0;
        font-size: 1.1rem;
        color: #F7F4F2;
        border-bottom: 1px solid rgba(186, 135, 83, 0.2);
    }
    
    .main-nav li:last-child a {
        border-bottom: none;
    }
    
    .main-nav a:after {
        display: none;
    }
    
    /* Header na mobilnim - puna boja, ne providan */
    .site-header {
        background-color: #023673; /* Puna tamno plava */
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
    
    body.scrolled .site-header {
        background-color: #023673; /* Ista boja, bez promene */
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
    
    /* Svetlije boje na mobilnim uredjajima - ZNAČAJNO SVETLIJE */
    body {
        background-color: #1a3a5f; /* Još svetlija tamno plava */
    }
    
    .feature-card {
        background-color: rgba(247, 244, 242, 0.2); /* Povećano sa 0.1 na 0.2 */
        border: 1px solid rgba(186, 135, 83, 0.5);
    }
    
    .about-book-box {
        background-color: rgba(247, 244, 242, 0.18); /* Povećano sa 0.08 na 0.18 */
    }
    
    .talk-box {
        background-color: rgba(247, 244, 242, 0.18); /* Povećano sa 0.08 na 0.18 */
    }
    
    .contact-form-container {
        background-color: rgba(247, 244, 242, 0.18); /* Povećano sa 0.08 na 0.18 */
    }
    
    .message-section {
        background-color: rgba(2, 54, 115, 0.95); /* Povećano sa 0.8 na 0.95 */
    }
    
    .special-box {
        background-color: rgba(2, 54, 115, 0.7); /* Povećano sa 0.4 na 0.7 */
    }
    
    .book-details-box,
    .book-cover {
        background-color: rgba(247, 244, 242, 0.2); /* Povećano sa 0.1 na 0.2 */
    }
    
    .footer-nav a {
        color: #BA8753;
    }
    
    .footer-nav a:hover {
        color: #F7F4F2;
    }
    
    .footer-nav ul {
        justify-content: center;
        gap: 20px;
    }
    
    .book-hero {
        padding: 60px 0;
    }
    
    .book-cover {
        max-width: 280px;
        height: 380px;
        padding: 20px;
    }
    
    .book-details-box {
        padding: 25px;
        min-height: 400px;
    }
    
    .book-detail-item {
        margin-bottom: 12px;
        flex-direction: column;
        gap: 5px;
    }
    
    .detail-label {
        width: 100%;
    }
    
    .detail-value {
        padding-left: 0;
    }
    
    .btn-book {
        padding: 7px 30px;
        font-size: 0.9rem;
    }
    
    .about-book-section {
        padding: 60px 0;
    }
    
    .about-book-section h2 {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .about-book-box {
        padding: 25px;
        margin-bottom: 25px;
    }
    
    .about-book-box p {
        font-size: 1rem;
    }
    
    .highlight-text {
        font-size: 1.2rem;
        padding: 15px 0;
    }
    
    .final-line {
        font-size: 1.2rem;
    }
    
    .author-section {
        padding: 60px 0;
    }
    
    .author-section h2 {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .author-content {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .author-image {
        flex: 0 0 auto;
        max-width: 280px;
        width: 100%;
    }
    
    .author-text {
        width: 100%;
        text-align: left;
    }
    
    .author-paragraph {
        font-size: 1rem;
    }
    
    .talk-box {
        padding: 40px 30px;
    }
    
    .talk-box h2 {
        font-size: 2rem;
    }
    
    .talk-text {
        font-size: 1.1rem;
    }
    
    .btn-talk {
        padding: 12px 40px;
        font-size: 1rem;
    }
    
    .section-divider {
        width: 90%;
        margin: 15px auto 25px;
    }
    
    .header-container {
        flex-direction: row;
        gap: 10px;
    }
    
    .logo img {
        max-height: 35px;
    }
    
    h1 {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-card {
        max-width: 450px;
        min-height: auto;
        padding: 40px 30px 35px 30px;
    }
    
    .hero {
        padding: 100px 0;
        min-height: 450px;
        background-attachment: scroll;
    }
    
    .message-section {
        padding: 70px 0;
    }
    
    .message-text h2 {
        font-size: 2rem;
    }
    
    .about-section {
        padding: 70px 0;
    }
    
    .about-content h2 {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        text-align: center;
    }
    
    .footer-copyright {
        text-align: center;
    }
    
    /* Contact page responzivnost */
    .contact-hero {
        padding: 70px 0;
        min-height: 300px;
    }
    
    .contact-hero h1 {
        font-size: 3rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1.4rem;
    }
    
    .contact-section {
        padding: 50px 0 80px;
    }
    
    .contact-content h2 {
        font-size: 2rem;
        margin-bottom: 20px;
    }
    
    .contact-intro {
        font-size: 1.05rem;
        margin-bottom: 40px;
    }
    
    .contact-form-container {
        padding: 30px 25px;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .form-label {
        width: 100%;
        padding-top: 0;
        padding-bottom: 8px;
    }
    
    .form-input,
    .form-textarea {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .site-header {
        padding: 5px 0;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .btn {
        padding: 10px 30px;
        font-size: 0.9rem;
        border-radius: 10px;
    }
    
    .about-button .btn {
        padding: 12px 40px;
    }
    
    .feature-card {
        padding: 35px 20px 30px 20px;
        border-radius: 25px;
    }
    
    .feature-icon img {
        max-width: 90px;
    }
    
    .feature-card h2 {
        font-size: 1.4rem;
    }
    
    .feature-card p {
        font-size: 0.95rem;
    }
    
    .message-image img {
        max-width: 100%;
    }
    
    .footer-nav ul {
        gap: 15px;
    }
    
    .site-footer {
        padding: 12px 0;
    }
    
    .book-cover {
        max-width: 250px;
        height: 350px;
    }
    
    .book-details-box {
        padding: 20px;
        min-height: 380px;
    }
    
    .author-image {
        max-width: 240px;
    }
    
    .talk-box {
        padding: 30px 20px;
    }
    
    .talk-box h2 {
        font-size: 1.8rem;
    }
    
    .talk-text {
        font-size: 1rem;
    }
    
    /* Contact page responzivnost */
    .contact-hero {
        padding: 60px 0;
        min-height: 250px;
    }
    
    .contact-hero h1 {
        font-size: 2.5rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1.2rem;
    }
    
    .contact-content h2 {
        font-size: 1.8rem;
    }
    
    .contact-intro {
        font-size: 1rem;
    }
    
    .contact-form-container {
        padding: 25px 20px;
        border-radius: 25px;
    }
    
    .btn-contact {
        padding: 12px 40px;
        font-size: 1rem;
    }
}